LACTONE MOLECULES

PRODUCT

CAS RN

Holothurin A 38-26-6
Ascorbic acid 50-81-7
Dactinomycin 50-76-0
Spironolactone 52-01-7
Oxandrolone 53-39-4

beta-Propiolactone

57-57-8

Benzoxazolone 59-49-4
Glucurolactone 63-29-6
Ficusin 66-97-7
Acetone cyanohydrin 75-86-5
Amolanone 76-65-3
Gibberellic acid 77-06-5
2-Hydroxypropanenitrile 78-97-7
Pantolactone 79-50-5
Cyclotene 80-71-7
Phthalide 87-41-2
Mucochloric acid 87-56-9

D-Glucoheptono-1,4-lactone

89-67-8

D-Isoascorbic acid

89-65-6

Gluconolactone

90-80-2

Coumarin 91-64-5
Paracotoin 91-89-4
6-Methylcoumarin 92-48-8
Pilocarpine 92-13-7

gamma-Butyrolactone

96-48-0

gamma-Octalactone

104-50-7

gamma-Nonalactone

104-61-0

gamma-Undecalactone 104-67-6
1,4-Heptanolide 105-21-5
Exaltolide 106-02-5
gamma-Valerolactone 108-29-2
Parasorbic acid 108-54-3
Oxacycloheptadecan-2-one 109-29-5
Erythromycin 114-07-8
Melilotin 119-84-6
p-Anisylactone 122-84-9
Musk 123-69-3
Gibberellic acid, monopotassium salt 125-67-7
Peucedanin 133-26-6
Sodium Ascorbate 134-03-2
Erythromycin propionate 134-36-1
Digitoxigenin 143-62-4
Disodium isoascorbate 146-75-8
Patulin 149-29-1
Methoxsalen 298-81-7

Etamycin

299-20-7
3-beta,16-beta-Dihydroxy-11-oxo-5-alpha-pregn-17(20)-en-21-oic acid gamma-lactone 337-67-7
16-beta-Hydroxy-3,11-dioxopregna-4,17(20)-dien-21-oic acid gamma-lactone 337-68-8
Gentianine 439-89-4
Ambreinolide 468-84-8
Gibberellin A4 468-44-0
Isoalantolactone 470-17-7
Ellagic acid 476-66-4
Dehydrocostus lactone 477-43-0
Visnadine 477-32-7
Bergenin 477-90-7
Coumestrol 479-13-0

Filipin

480-49-9

Artemisin

481-05-0
Santonin 481-06-1
Imperatorin 482-44-0
Toddalolactone 483-90-9
5-Methoxypsoralen 484-20-8
Nepetalactone 490-10-8
Dehydroascorbic acid 490-83-5
1H-2-Benzopyran-1-one 491-31-6
Methysticin 495-85-2
1,3-Oxazolidin-2-one 497-25-6

Methymycin

497-72-3

Butenolide

497-23-4

Neomethymycin

497-73-4
Menthone lactone 499-54-7
Coumalic acid 500-05-0
Kawain 500-64-1
Yangonin 500-62-9
gamma-Stearolactone 502-26-1
Caprolactone 502-44-3
Mevalonolactone 503-48-0
Parthenin 508-59-8
Anemonin 508-44-1
Strophanthidylic acid 508-64-5
Rosenonolactone 508-71-4
Ambrosin 509-93-3
Solvent Red 49 509-34-2
(1alpha,2beta,4aalpha,4bbeta,10beta)-2,4a-Dihydroxy-1-methyl-8-methylene-gibb-3-ene-1,10-dicarboxylic acid 1,4a-lactone 510-75-8
Chlorocyanohydrin 513-96-2
alpha-Acetylbutyrolactone 517-23-7
Cyclocoumarol 518-20-7
Chlorin 5 518-16-1
Podofilox 518-28-5

Dehydroacetic acid

520-45-6

Vulpinic acid 521-52-8

Blastmycin

522-70-3
Angelicin 523-50-2
Wedelolactone 524-12-9
Berythromycin 527-75-3
Glucoascorbic acid 528-88-1
Coumarin-3-carboxylic acid 531-81-7
Heptanolactone 539-87-7
delta-Valerolactone 542-28-9
Gitoxigenin 545-26-6
Alantolactone 546-43-0
Columbin 546-97-4
Erythralosamine 546-57-6
alpha-Methylene-gamma-butyrolactone 547-65-9
Butylidenephthalide 551-08-6
Costunolide 553-21-9
Sclareolide 564-20-5
Coumithoate 572-48-5
Iridolactone 573-94-4
Mannurono-gamma-lactone 575-64-4
D-Galactonic acid 576-36-3

Oligomycin A

579-13-5
alpha,beta-Angelica lactone 591-11-7
alpha-Angelica lactone 591-12-8

D-(-)-Pantolactone

599-04-2

Estrololactone 604-82-0
Alternariol 641-38-3
Aceglatone [INN] 642-83-1
Erythromycin stearate 643-22-1
Methyltriacetolactone 672-89-9

Diketene

674-82-8

(±)-Mevalonolactone

674-26-0

Triacetic acid lactone 675-10-5
Mesitene lactone 675-09-2
4-Hexanolide 695-06-7
4-Methyl-5-ethyl-3-hydroxyfuranone 698-10-2
delta-Octalactone 698-76-0
1-Oxaspiro(4.5)decan-2-one 699-61-6

delta-Decalactone

705-86-2

gamma-Decanolactone

706-14-9

delta-Undecalactone

710-04-3

5-Dodecanolide

713-95-1

Linderalactone 728-61-0
gamma-Palmitolactone 730-46-1
Obacunone 751-03-1
Limonilic acid 751-49-5

Maple lactone

765-70-8

3,4-Dibromo-5-hydroxyfuran-2(5H)-one 766-38-1
3,4-Dimethyl-5-pentylidene-5H-furan-2-one 774-64-1
3-Oxopregn-4-ene-21,17-carbolactone 801-37-6
Tetrahydro-6-methyl-2H-pyran-2-one 823-22-3
Hippuric-benzaldehyde azalactone 842-74-0
2(3H)-Benzothiazolone 934-34-9
Carbethoxybutyrolactone 936-13-0
Testolactone 968-93-4
Canrenone 976-71-6
Spirolactone 976-70-5
Citrolin 987-99-5
Deoxylimonin 989-23-1
Erythromycin N-oxide 992-65-4
Erythromycin 2'-acetate 992-69-8
gamma-Thiobutyrolactone 1003-10-7
4-Phenylbutanolide 1008-76-0
Nomilin 1063-77-0
4-Methyl-4-vinyl-1,4-butanolide 1073-11-6
alpha-Acetyl-alpha-methyl-gamma-butyrolactone 1123-19-9

L-Gulonic gamma-lactone

1128-23-0

Limonin 1180-71-8

Homoserine Lactone

1192-20-7
Citiolone 1195-16-0
D-Gluconic acid gamma-lactone 1198-69-2
Damsin 1216-42-8
Decahydro-3a,6,6,9a-tetramethylnaphtho(2,1-b)furan-2(1H)-one 1216-84-8
delta-Octadecalactone 1227-51-6
Simarolide 1260-58-8
Erythromycin ethylsuccinate 1264-62-6
Methyl-xi-caprolactone 1321-18-2
Dimethyl-epsilon-caprolactone 1331-33-5
Angelica lactone 1333-38-6

Absynthin

1362-42-1
Kitasamycin 1392-21-8

Nystatin  

1400-61-9

Tylosin

1401-69-0

angolamycin

1402-83-1

Rutamycin

1404-59-7

Farmazin TB

1405-53-4
candidin 1405-90-9

Amphotericin A

1405-32-9

Protolichesterinic Acid

1448-96-0
Crystal violet lactone 1552-42-7
Kavain 1635-33-2
Digoxigenin 1672-46-4
3''-O-Demethylerythromycin 1675-02-1
3-Methylbutyrolactone 1679-49-8

3-Methylbutyrolactone

1679-49-8
alpha-Methyl-gamma-butyrolactone 1679-47-6
17-Hydroxy-3-oxo-19-nor-17alpha-pregn-4-ene-21-carboxylic acid gamma-lactone 1722-54-9
1,8-Dioxacycloheptadecan-9-one 1725-01-5
Oxacyclododecan-2-one 1725-03-7

Oxacyclododecan-2-one

1725-03-7

Pivalolactone 1955-45-9

6H-Dibenzo-(b,d)-pyran-6-one

2005-10-9
Xanthotoxol 2009-24-7
Canrenoate Potassium 2181-04-6

(S)-alpha-Amino-gamma-butyrolactone hydrochloride

2185-03-7

L-Homoserine lactone hydrochloride

2185-02-6

4-Decanolide 2305-05-7
L-Homocysteine thiolactone 2338-04-7
2-Hexen-1,4-lactone 2407-43-4
Galactonolactone 2426-46-2
Coronopolin 2571-81-5
Gedunin 2629-11-0
6-Phosphonoglucono-delta-lactone 2641-81-8
3-Ethoxypregna-3,5-diene-21,17alpha-carbolactone 2649-76-5
2H-1-Benzopyran-2-one, 3,4-dihydro-6-hydroxy- 2669-94-5

5-Hydroxy-2(3H)-benzofuranone

2688-48-4

2H-Pyran-2-one, tetrahydro-6-nonyl- 2721-22-4

Troleandomycin 

2751-09-9
Gedunin 2753-30-2
D-Galactonic acid, gamma-lactone 2782-07-2
D-Glucaro-3,6-lactone 2782-04-9

D-Arabino-1,4-lactone

2782-09-4

6-Fluoromevalonolactone 2822-77-7
D-Mannaric acid 1,4:3,6-dilactone 2900-01-8
4-Dioxanone 3041-16-5
Bis-beta-hydroxypropylmalonic acid dilactone 3048-76-8
D-Glycero-D-gulo-Heptonic acid delta-lactone 3063-04-5
beta-Butyrolactone 3068-88-0
Tocopheronolactone 3121-68-4
Isocaprolactone 3123-97-5
Judaicin 3162-56-9
Dimethylketene dimer 3173-79-3
3-Acetyl-4-ethylidene-5-methyl-2-furanone 3251-21-6
Valofane 3258-51-3

delta-Nonalactone

3301-94-8

6-Ethyltetrahydro-2H-pyran-2-one 3301-90-4
Gulonolactone 3327-64-8
Ribonolactone 3327-63-7
1,7-Dioxacycloheptadecan-8-one 3391-83-1
4-Hydroxyhex-4-enoic acid lactone 3393-34-8
Benfurodil hemisuccinate 3447-95-8
Erythromycin estolate 3521-62-8
beta,6-Dihydroxy-5-benzofuranacrylic acid delta-lactone 3573-99-7

Depsidone

3580-77-6
Monascorubramin 3627-51-8
O,O-Diethyl S-(tetrahydro-2-oxo-3-furnayl) phosphorodithioate 3659-04-9
Bigelovin 3668-14-2
Methyl protoanemonin 3690-50-4
Glyconiazide 3691-74-5
2,2-Dimethyl-4-butyrolactone 3709-08-8
5-Hydroxy-3-methylhexanoic acid delta-lactone 3720-20-5
5-Hydroxy-3-vinyl-2(5H)-furanone 3734-60-9
Erythromycin lactobionate 3847-29-8
Endolacton 3868-61-9
Trioxsalen 3902-71-4

Oleandomycin

3922-90-5
4,5'-Dimethylangelicin 4063-41-6
alpha-Ethyl-alpha-phenyl-gamma-butyrolactone 4064-16-8

Rose Bengal lactone

4159-77-7

Deoleandrosyl-oleandomycin

4166-78-3
4,5-Epoxy-3-hydroxyvaleric acid beta-lactone 4247-30-7
4,5-Dihydrotestolactone 4269-77-6
Santamarine 4290-13-5
2-Hydroxy-1-naphthaleneacetic acid lactone 4352-63-0
Mucochloric anhydride 4412-09-3
Testololactone 4416-57-3
Sodium Dehydroacetate 4418-26-2
2-Oxaspiro(4,5)decan-1-one 4420-11-5
Bicyclononalactone 4430-31-3

Ligustilide

4431-01-0

4-Hydroxy-4-methyl-3-(3-oxobutyl)-valeric acid gamma-lactone

4436-81-1

Erythromycin phosphate 4501-00-2
5-Pyridoxic acid lactone 4543-56-0
Carbomycin 4564-87-8
Lactonitrile, 2-methyl-3,3,3-trifluoro-, acetate 4588-51-6
16-O-Deacetylfusidic acid lactone 4701-54-6

Isocitric acid lactone

4702-32-3

4-Pyridoxic acid lactone 4753-19-9
Butyric acid, 4-hydroxy-2,3-diveratryl-, gamma-lactone 4773-01-7

6,6-Bis-(4-hydroxyphenyl)-3-(1-hydroxy-1-me-ethyl)heptanoic acid gamma-lactone

4855-64-5

Pulvinone 4941-88-2
Tetronic acid 4971-56-6
Saccharolactone 5027-63-4
2,5-Dihydroxyvaleric acid delta-lactone 5058-01-5
3-Bromo-2-furanone 5061-21-2
Withaferin A 5119-48-2

2-Ethoxycarbonyl-4-hydroxy-2-methylbutyric acid gamma-lactone

5161-99-9

6,8-Dioxabicyclo(3.2.1)octan-7-one 5257-20-5
6-Hydroxy-7-methoxy-beta,2-dimethyl-5-benzofuranacrylic acid delta-lactone 5307-51-7
6-Hydroxy-7-methoxy-2-methyl-5-benzofuranacrylic acid delta-lactone 5307-52-8
D-Ribono-1,4-lactone 5336-08-3
3,4-Dihydroxybutanoic acid gamma-lactone 5469-16-9
3-Acetyl-5-(p-fluorobenzylidene)-4-hydroxy-2(5H)-thiophenone 5518-90-1
epsilon-Decalactone 5579-78-2
3-Hydroxy-1H,3H-naphtho(1,8-cd)pyran-1-one 5656-90-6
5-Hydroxynaphthalene-1,8-carbolactone 5656-88-2
2-Oxaspiro(4,4)nonan-3-one 5724-62-9
2-Oxazolidinethione 5840-81-3
4,5-Dihydroxy-2,4-pentadienoic acid gamma-lactone acetate 5904-79-0
Zearalenol 5916-52-9
Ivalin 5938-03-4
Dehydroerythorbic acid 5959-82-0
Zearalanone 5975-78-0
Loliolide 5989-02-6
Nonalactone 6008-27-1

Narbomycin

6036-25-5
DL-Homocysteine thiolactone hydrochloride 6038-19-3
2(3H)-Benzofuranone, hexahydro- 6051-03-2
3-Oxaspiro(5,5)undecan-2-one 6051-08-7
Hydrobromide alpha-amino-gamma-butyrolactone 6305-38-0
D-Gulono-1,4-lactone 6322-07-2
Bis(1-cyanoethyl)phthalate 6380-63-8
Sodium erythorbate 6381-77-7
Samandaridine 6384-73-2
Demethylwedelolactone 6468-55-9

Thujaplicatin methyl ether

6512-67-0

Homopilopic acid

6544-33-8
6beta,8alpha-Dihydroxy-4-oxoambros-1-en-12-oic acid 12,8-lactone acetate 6586-77-2
2-Nitro-6H-dibenzo(b,d)pyran-6-one 6623-66-1
3-Nitro-6H-dibenzo(b,d)pyran-6-one 6638-64-8
Muconolactone 6666-46-2
Oleandomycin hydrochloride 6696-47-5
1,6-Dioxacycloheptadecan-7-one 6707-60-4
Semidehydroascorbic acid 6730-29-6
Eupatolide 6750-25-0
Helenalin 6754-13-8
Aromatin 6754-14-9
Pulchellin 6754-35-4
17-Deoxy-22,25-epoxyholothurinogenin 6758-71-0

Nonactin

6833-84-7

Fungichromin

6834-98-6
alpha-Phenyl-gamma-butyrolactone 6836-98-2
4-Dehydrowithaferin A 6850-30-2
(3beta,22S)-22,25-Epoxy-3,17,20-trihydroxylanosta-7,9(11)-dien-18-oic acid gamma-lactone 6853-99-2
Eupatoriopicrine 6856-01-5
Balduilin 6895-47-2
D-Erythro-L-talo-octono-1,4-lactone 6968-62-3
3-Hydroxycoriaceolide 6987-78-6
4-Methyldecanolide 7011-83-8

Monactin

7182-54-9
Erythromycin 2'-(ethyl carbonate) 7218-80-6
2-Oxaspiro(4.5)decan-3-one 7236-78-4

Zearalane

7344-47-0
n-Hexadecalactone 7370-44-7
Tetrahydro-6-octyl-2H-pyran-2-one 7370-92-5
Sodium isoascorbate 7378-23-6
Isosaccharino-1,4-lactone 7397-89-9
3-Acetylbutyrolactone 7400-67-1

Trinactin

7561-71-9
3-O-Acetylgibberellin A3 7648-02-4

Natamycin

7681-93-8
Camptothecin 7689-03-4
Erythromycin L-ascorbic acid complex 7690-37-1
Erythromycin thiocyanate 7704-67-8
Spathulin 7706-45-8
Dibutylbutyrolactone 7774-47-2
Oxacycloheptadec-7-en-2-one 7779-50-2
1,2,4,5-Tetrahydrotestolactone 7801-32-3

Mysteclin V

8013-46-5

Oletetrin

8048-44-0

Sigmamycin

8060-63-7
Adimicin 8065-26-7
Pimafucort 8072-88-6
Ascorbigen 8075-98-7
12-Hydroxyretinoic acid gamma-lactone 10035-29-7
Parasorbic acid 10048-32-5
Calycin 10091-92-6
Isotenulin 10092-04-3

Curvularin

10140-70-2
Hydroxyachillin 10180-88-8
3-Benzoyl-4-hydroxy-5-(p-nitrobenzylidene)-2(5H)-thiophenone 10296-56-7
4,4',5'-Trimethylangelicin 10337-83-4
beta-Isopropyl-beta-propiolactone 10359-02-1
2-Acetamido-2-deoxy-D-galactolactone 10366-76-4
Mannono-1,5-lactone 10366-75-3
D-Mannono gamma-lactone 10366-82-2
Isariin 10409-85-5
3-Acetyl-5-(p-chlorobenzylidene)-4-hydroxy-2(5H)-thiophenone 10434-41-0
3-Acetyl-5-benzylidene-4-hydroxy-2(5H)-thiophenone 10434-38-5
3-Acetyl-5-(o-chlorobenzylidene)-4-hydroxy-2(5H)-thiophenone 10434-44-3
3-Acetyl-5-(p-bromobenzylidene)-4-hydroxy-2(5H)-thiophenone 10434-45-4
3,4-Dimethyl-5-pentyl-2(5H)-furanone 10547-84-9
3-Acetyl-4-hydroxy-5-(p-nitrobenzylidene) 10586-40-0
Homocysteine thiolactone 10593-85-8
beta-Methyl-delta-valerolactone 10603-03-9

Azalomycin-F

11003-24-0

Monazomycin

11006-31-8

Ossamycin

11015-84-2
Desmycosin 11032-98-7
Josamycin hydrochloride 11033-19-5

Oligomycin B

11050-94-5

Oligomycin C

11052-72-5
Holothurin B 11052-32-7

Copiamycin

11078-23-2

Antimycin

11118-72-2

Mepartricin

11121-32-7
Diumycin A 11130-59-9

desertomycin

12728-25-5

Monorden

12772-57-5
Ekatetrone 12794-19-3
Elephantopin 13017-11-3

keto-Pantoyllactone

13031-04-4

Lucensomycin

13058-67-8
7-Deacetyl-7-oxogedunin 13072-74-7
Erythromycin oxime 13127-18-9
Carboxymuconolactone 13249-46-2
Arabinono-1,4-lactone 13280-76-7
Mintlactone 13341-72-5
3'-Methoxycoumestrol 13360-66-2
Erythromyclamine 13368-00-8
Galactonic acid 13382-27-9
2-Benzamidobutyrolactone 13602-48-7
3-Phenyl-5,6-benzocoumarin 13759-56-3
4,4-Dimethylbutyrolactone 13861-97-7
3beta,17alpha-Dihydroxypregn-5-ene-21-carboxylic acid gamma-lactone 13934-61-7
DL-Homocysteine thiolactone 14007-10-4
4-Hydroxy-2-mercaptobutyric acid gamma-lactone 14032-62-3
4-Nitrobenzoylvaline azlactone 14051-62-8
Erythromycin hydrochloride 14271-02-4
alpha-Allyl-alpha-allophanyl-gamma-butyrolactone 14305-86-3
Rifamycin O 14487-05-9
Mefruside lactone 14599-36-1
Galactonamide 14965-96-9
Ginkgolide B 15291-77-7

Ginkgolide C

15291-76-6

(S)-(-)-alpha-Amino-gamma-butyrolactone hydrobromide

15295-77-9

2-Hydroxy-2,6,6-trimethylcyclohexylideneacetic acid gamma-lactone 15356-74-8
Strogoside 15381-57-4
Encelin 15569-50-3

D-Erythronic acid gamma-lactone

15667-21-7

beta-Propyl-beta-propiolactone 15964-17-7
3,3-Diphenyl-2-oxetanone 16230-71-0
Butenolide 16275-44-8
delta-2-Dodecenolactone 16400-72-9

4-Phenyl-2,3-dioxo-2-buten-4-olide

16416-27-6
6-Hexylhexanolide 16429-21-3
Aethyl-butyrolacton 16496-51-8
Erythromycin L-glutamate 16667-03-1
Zaluzanin C 16838-87-2
Leucomycin A1 16846-34-7
Josamycin 16846-24-5
Cyasterone 17086-76-9
Dihydroactinidiolide 17092-92-1
Tinosporide 17226-41-4
3-Propylidenephthalide 17369-59-4
2-Thiepanone 17689-16-6
Zearalenone 17924-92-4
Desacetoxymatricarin 17946-87-1

Oleomorphocycline

18353-77-0
Leucomycin A5 18361-45-0
Leucomycin A7 18361-47-2
Leucomycin A4 18361-46-1
Leucomycin A8 18361-50-7
Leucomycin A6 18361-48-3
Leucomycin A9 18361-49-4
alpha-Decalactone 18436-37-8

N-Dodecanoyl-DL-homoserine lactone

18627-38-8

cis-4-Hydroxydodec-6-enoic acid lactone 18679-18-0
2-Acetamido-2-deoxy-D-glucono-(1,5)-lactone 19026-22-3

(R)-(-)-Mevalonolactone

19115-49-2

Tenulin 19202-92-7

Picromycin

19721-56-3
Arctiopicrine 19889-01-1
Nagilactone D 19891-53-3

Bakkenolide A

19906-72-0
3-Carbethoxypsoralen 20073-24-9

Dihydrogriesenin

20087-05-2

Avenaciolide

20223-76-1

Dinactin

20261-85-2

Niddamycin

20283-69-6
Niddamycin 20283-69-6

Chalcomycin

20283-48-1

Brefeldin A

20350-15-6

Parthenolide 20554-84-1
Hymenolin 20555-05-9
Burrodin 20555-02-6
Hymenin 20555-04-8

(R)-4-(Trichloromethyl)-2-oxetanone

20710-33-2

3-Methoxypregna-3,5-diene-21,17alpha-carbolactone 20802-57-7
Actodigin genin 20902-91-4

Dehydrocurvularin

21178-57-4
Lactoscatone 21280-29-5
Dihydrosamidine 21311-66-0
delta-(3,4-Dihydroxyphenyl)-gamma-valerolactone 21618-92-8
Nepetalactone cis-trans-form 21651-62-7
Frolon 21958-17-8
(2-Hydroxymethylcyclohexyl)acetic acid lactone 21962-62-9
gamma-2-Nonenolactone 21963-26-8
Cumambrin B 21982-83-2
Antheridiol 22263-79-2
D-Glycero-L-manno-heptono-gamma-lactone 22404-04-2

L-Mannonic gamma-lactone

22430-23-5

Grosheimin 22489-66-3
3-Deoxyglycero-galacto-nonulosonic acid 22594-61-2
Solstitialin 22738-70-1
Dienelactone 22752-92-7
beta,beta-Dimethylvalerolactone 22791-80-6
Withaferin-a diacetate 22848-79-9
Eurycomalactone 23062-24-0

4-Phenyl-2,3-dihydroxy-2-buten-4-olide

23064-32-6
Erythromycin gluceptate 23067-13-2
Physalin B 23133-56-4
Virginiamycin factor S 23152-29-6
N-(2-Methyl-3-hydroxy-5-hydroxymethyl-4-pyridylmethylidene)-homocysteine thiolactone hydrochloride 23374-42-7
N-(2-Methyl-3-hydroxy-5-hydroxymethyl-4-pyridylmethylidene)-homocysteine thiolactone 23374-43-8
Alternariol monomethyl ether 23452-05-3

Sedecamycin

23477-98-7
Holotoxinogenin 23519-00-8
Eudesm-4-en-12-oic acid, 6-hydroxy-1-oxo-, gamma-lactone 23522-05-6

Lankacidin

23623-31-6
9-Deoxo-6,12-dideoxy-6,9:9,12-diepoxyerythromycin 23893-13-2
Chammissonin diacetate 24112-95-6
3-(3-Oxo-11beta-methyl-17beta-hydroxyestr-5(10)-en-17alpha-yl)propionic acid gamma-lactone 24130-06-1
Arbusculin B 24164-19-0
6-Deoxy-L-galactonolactone 24286-28-0
Nagilactone C 24338-53-2
Erythromycin sulfamate 24380-21-0
Cnicin 24394-09-0
delta-Methylsulfonyl-gamma-valerolactone 24885-63-0
2-Acetamido-2-deoxy-D-galactonolactone 24960-16-5
Aquaplast, caprolactone 24980-41-4

Albocycline

25129-91-3
Polycaprolactone 25248-42-4
Fibralactone 25254-84-6
Jasmin lactone 25524-95-2
alpha-Bromo-gamma-valerolactone 25966-39-6
Nimbolide 25990-37-8

Tetrenolin

26047-03-0
9-Epierythromycylamine 26116-56-3
D-Mannono-1,4-lactone 26301-79-1
Poly-delta-valerolactone 26354-94-9
Zeranol 26538-44-3
Trichodesmic acid 26543-10-2

Hinokinin

26543-89-5
Monocrotalic acid 26543-09-9
Pulvinic acid 26548-70-9
L-Aabino-Hept-2-enonic acid, gamma-lactone 26566-39-2
2-Methyl-2-tert-butyl-ketolactone 26687-80-9
Podolactone A 26804-81-9
L-Arabino-Hept-2-enonic acid, 7-deoxy-, gamma-lactone 27180-08-1
Vernolide 27428-86-0

6-Amyl-alpha-pyrone

27593-23-3

4-Benzylactone 27675-77-0
Propargyloxymethyl-4 p-fluorobenzyl-2 gamma-butyrolactone 27850-30-2
Propargyloxymethyl-4 benzyl-2 gamma-butyrolactone 27850-28-8
Propargyloxymethyl-4 gamma-butyrolactone 27850-25-5

Pluviatolide

28115-68-6
O-Acetylpantolactone 28227-36-3
Pyrethrosin 28272-18-6
Propargyloxymethyl-4 benzoyl-2 gamma-butyrolactone 28330-22-5
Propargyloxymethyl-4 carbethoxy-2 gamma-butyrolactone 28330-19-0
Propargyloxymethyl-4 acetyl-2 gamma-butyrolactone 28330-20-3
Nigakilactone F 28387-43-1
Conchosin B 28625-29-8
Oxacycloheptadec-10-en-2-one 28645-51-4

4,5-Dimethyl-3-hydroxy-2,5-dihydrofuran-2-one

28664-35-9

1-(3-Ethyl-5-isopropyl-5-methyl-2-oxotetrahydro-3-furoyl)-3-phenylurea 28755-10-4
Deoxyelephantopin 29307-03-7
5-Acetyldihydrofuran-2(3H)-one 29393-32-6
Parthenolide 29552-41-8
Nepetaefolin 29606-32-4
Poly(epsilon-caprolactone-delta-valerolactone) 29612-36-0

Altenuene

29752-43-0

Primycin

30003-49-7
Erythromycin aspartate 30010-41-4
2-exo-Hydroxy-7-methyl-7-norbornanecarboxylic acid 7-lactone 30244-06-5
Asperlin 30387-51-0
Withanolide D 30655-48-2

2,3-O-Isopropylidene-D-ribono-1,4-lactone

30725-00-9

2-Ethyl-2-methyl-4-butyrolactone 31004-76-9
alpha-Chloro-gamma-butyrolactone 31167-90-5
Propargyloxymethyl-4 acetyl-2 benzyl-2 gamma-butyrolactone 31339-79-4
Arenaemycin E 31501-48-1
Josamycin propionate 31674-19-8

(3aR,4S,5R,6aS)-Hexahydro-4-hydroxymethyl-5-(4-phenylbenzoyloxy)cyclopenta[b]furan-2-one

31752-99-5

alpha-Allyl-alpha-benzimidazolyl-gamma-methyl-gamma-butyrolactone 31929-85-8

Dihydroreynosin

32223-12-4
D-Glucuronolactone 32449-92-6
Erythromycin 2'-dodecyl glutaramide 32452-91-8
4-Fluoromuconolactone 32486-23-0
Jasmolactone 32764-98-0
Rutaevin 33237-37-5
8,9-Didehydro-9-deoxo-6-deoxy-6,9-epoxyerythromycin 33396-29-1
3''-O-Demethyl-12-deoxyerythromycin 33442-56-7

Tracheloside

33464-71-0
Abieslactone 33869-93-1
beta-Chlorolactonitrile 33965-80-9
Retronecic lactone 34081-95-3

Chartarin

34170-23-5
Liatrin 34175-79-6
Sellowin A 34198-79-3
5,20-Dihydroxy-6,7-epoxy-1-oxo-5-witha-2,24-dienolide 34199-22-9
Plenolin 34257-95-9

Tetrin B

34280-27-8

Tetrin A

34280-28-9
2,4,5-Trihydroxypentanoic acid gamma-lactone 34371-14-7
Holostanol 34437-55-3
Nortrachelogenin 34444-37-6
5alpha-Bromo-6beta-chloro-3beta,17alpha-dihydroxypregnane-21-carboxylic acid gamma-lactone 34681-77-1
5alpha-Bromo-6beta-chloro-3-oxopregnane-21,17alpha-carbolactone 34684-82-7
2-(Triphenylphosphoranylidene)-gamma-butyrolactone 34932-07-5
2-Oxepanone, polymer with 1,2-propanediol 34962-71-5
alpha-Allyl-alpha-thioallophanyl-gamma-valerolactone 35242-59-2
Simalikalactone D 35321-80-3
2,3-Dihydrohelenalin 35412-73-8

9-Acetylmidecamycin

35457-78-4
Midecamycin 35457-80-8
Mydecamycin A2 35457-81-9
9-Acetylmidecamycin 35457-78-4
Podolactone C 35467-31-3
Streptovaricin F 35512-37-9

N-Z-L-Homoserine lactone

35677-89-5

Cynaropicrin

35730-78-0
Maridomycin VI 35775-66-7
Propionylmaridomycin VI 35775-83-8
Propionylmaridomycin II 35775-85-0
Maridomycin 35775-82-7
Propionylmaridomycin III 35775-84-9
Propionylmaridomycin I 35775-65-6

Maytansine 

35846-53-8
Turimycin P2 35867-32-4
4''-Depropionylmidecamycin 35906-56-0
Maridomycin II 35908-45-3
Maridomycin I 35908-44-2
Propionylmaridomycin V 35942-59-7
Propionylmaridomycin IV 35942-60-0
Maridomycin IV 35942-56-4
Maridomycin V 35942-57-5
Midecamycin A3 36025-69-1
Mydecamycin A4 36083-82-6

Methylamphotericin B

36148-89-7

Dehydroleucodine

36150-07-9

alpha-Zearalenol

36455-72-8

beta-Butyrolactone 36536-46-6
(8S)-8-Hydroxyerythromycin-B 36693-58-0
Nagilactone E 36895-12-2
Actodigin 36983-69-4
Podolactone E 37070-59-0
Enzacryl polythiolactone 37265-18-2
Kitasamycin tartrate 37280-56-1
Lactonase, actinomycin 37288-09-8

Elaiophylin

37318-06-2
Stichoposide 37341-37-0
Lactonic deoxybenzoin glucoside 37636-71-8
Mintlactone 38049-04-6
Withanolide E 38254-15-8
Chainin 38264-25-4
Eucannabinolide 38458-58-1
7-Thiomethylspirolactone 38753-77-4
7alpha-(Methylthio)spironolactone S-oxide 38753-75-2
7alpha-Thiospironolactone 38753-76-3
Tulipalin B 38965-80-9

Maytanprine

38997-09-0

Whiskey lactone

39212-23-2

2',4'-Difluoro-gamma-oxo-(1,1'-biphenyl)-4-butanoic acid 39241-03-7
(5alpha,6alpha,7alpha,22R)-6,7-Epoxy-5-hydroxy-1,12-dioxoergosta-2,24-dien-26-oic acid delta-lactone 39262-28-7
Hydroxyundecanoic acid lactone 39282-36-5
Aldozone forte 39394-35-9
Dihydroalantolactone 40285-97-0

Bursehernin

40456-51-7
alpha-Isoamyl-gamma-butyrolactone 40541-41-1
Dihydroalantolactone 40574-52-5
Kitasamycin A1 propanoate 40615-47-2

2,3-5,6-Di-O-cyclohexylidene-D-mannonolactone

40656-50-6

8'-Hydroxyzearalenone

40785-64-6

Dodecahydroamphotericin A

40904-73-2
Josamycin propanoate 40922-77-8
alpha-Heptyl-gamma-valerolactone 40923-64-6
Mexrenone 41020-65-9
Dicirenone 41020-79-5
Erythromycin 2-hydroxypropanoate 41033-54-9
Daturalactone 41093-93-0
N-Cyclohexyl-5-O-acetyl-2,4-O-(4-methoxybenzylidene)glucaro-1-amide-6,3-lactone 41111-85-7
alpha-Allyl-alpha-(p-carboxyphenyl)allophanyl-gamma-methyl-gamma-butyrolactone 41205-47-4
alpha-Allyl-alpha-(o-carbomethoxy)phenyl-gamma-methyl-gamma-butyrolactone 41205-45-2

Steganacin

41451-68-7
Erythromycin E 41451-91-6
alpha-Allyl-alpha-(p-methoxyphenyl)-allophanyl-gamma-methyl-gamma-butyrolactone 41499-78-9
alpha-Allyl-alpha-(p-chlorophenyl)-allophanyl-gamma-methyl-gamma-butyrolactone 41499-80-3
alpha-Allyl-alpha-(p-bromophenyl)-allophanyl-gamma-methyl-gamma-butyrolactone 41499-81-4
Toralactone 41743-74-2
Hallolactone A 41787-72-8
6-Hydroxy-7-thiomethylspirolactone 42219-60-3
Taleranol 42422-68-4
2-Phthalimidobutyrolactone 42473-02-9
Leucomycin V 9-acetate 3-propanoate 43114-71-2
(8S,9S)-8,9-Anhydroerythromycin-B 6,9-hemiacetal-8,9-epoxide 43179-91-5
beta-(5-(6-Hydroxy-2,3,4-trimethoxybenzocyclohepten-5-yl))propionic acid delta-lactone 49562-03-0
Prorenone 49848-04-6
Dihydro-4-ethyl-4-methyl-2(3H)-furanone 50598-34-0

Colubrinol

50657-33-5
Astrantiagenin G 50927-96-3

Deformamidoazidoantimycin A

51109-45-6
Massoilactone 51154-96-2
2-Isocapryloyl-3R-hydroxymethyl-gamma-butyrolactone 51311-41-2
3-Nonen-4-olide 51352-68-2

Anisatin

51372-90-8
3'-(3-Oxo-11beta,17-dihydroxy-4-androstene-17alpha-yl)propionic acid lactone 51390-69-3
Momilacton B 51415-08-8
Momilactone A 51415-07-7
L-Arabino-1,4-lactone 51532-86-6

Milbemycin

51570-36-6
gamma-(4-Fluorophenyl)-gamma-butyrolactone 51787-96-3

Allamandin

51820-82-7
D-Glycero-D-ido-Heptonic acid, delta-lactone 52085-70-8

Platenolide I

52212-94-9

Platenolide II

52212-95-0

Nystatin methyl ester

52439-07-3
Josamycin tartrate 52454-74-7
Cellobionolactone 52762-22-8

Azalomycin F4

52953-57-8
Suksdorfin 53023-17-9
5-O-Desosaminylerythronolide A oxime 53066-45-8
Lexithromycin 53066-26-5

Sirolimus

53123-88-9
5-Phenyl-2(5H)-furanone 53138-45-7
gamma-Ethyl-gamma-phenyl-butyrolactone 53380-21-5
2,2-Diphenyl-3-mercaptopropionic acid beta-thiolactone 53392-43-1

8,8a-Deoxyoleandolide

53428-54-9
7-Nitro-3-oxo-3H-2,1-benzoxamercurole 53663-14-2
Promalin 53663-71-1
Ethyl hydrogen 7alpha-(acetylthio)-17alpha-hydroxy-3-oxopregn-4-ene-21,21-dicarboxylate gamma-lactone 53866-28-7
Ethyl 3-oxopregna-4,6-diene-21,17alpha-carbolactone-21-carboxylate 53866-20-9
Podolactone B, 1,2-deepoxy-3,15,16-trideoxy- 54267-49-1
4beta-Hydroxywithanolide E 54334-04-2
Erythromycin carbonate 54579-17-8
Isolevorin 54692-69-2
5,6-Dihydro-6-pentyl-2H-pyran-2-one 54814-64-1
D-Gluconic acid delta-lactone 54910-68-8

Candihexin

54990-49-7

Sarcophine

55038-27-2
Erythromycin A cyclic carbonate L-aspartate 55171-82-9
Erythromycin A cyclic 11,12-carbonate 55224-05-0
Prostaglandin F2-alpha 1,15-lactone 55314-49-3
Podolide 55786-36-2
Miocamycin 55881-07-7
4-Hydroxy-3-mercaptovaleric acid gamma-lactone 56078-99-0
Maridomycin VII 56078-81-0
2-Oxo-3-deoxygalactonic acid 56742-44-0
N-(4-Bromobenzenesulfonyl)erythromycylamine 56998-48-2
N-(4-Chlorobenzenesulfonyl)erythromycylamine 56998-45-9
N-(4-Methylbenzenesulfonyl)erythromycylamine 56998-46-0
N-(4-Acetylaminobenzenesulfonyl)erythromycylamine 57049-06-6
Homocysteine thiolactone perchlorate 57100-27-3
Physalin F 57423-71-9
Withaphysalin D 57423-72-0
Withaphysalin C 57485-60-6
Erythralosamine-2',3-diacetate 57917-99-4

Eremantholide

58030-93-6

hydroheptin

58253-21-7
4-Isothiocyanatobenzoyl-DL-homoserine lactone 58394-58-4
Erythromycin 5-Oxo-L-proline salt 58698-44-5

amphoglucamine

58722-78-4
Ofurace 58810-48-3
Deltamycin A3 58880-24-3
Deltamycin A1 58880-22-1
Deltamycin A2 58880-23-2
12-Oxodaturalactone 59132-33-1
N,N',N''-Triacetylfusarinine C 59200-35-0
(9S)-9-Deoxo-6,9-epoxy-9-hydroxyerythromycin cyclic 11,12-carbonate 3-amino-2,4,6-tribromo-alpha- ethylbenzene propanoate 59202-94-7
(9S)-9-Deoxo-6,9-epoxy-9-hydroxyerythromycin cyclic 11,12-carbonate 3-amino-alpha-ethylbenzene propanoate 59202-91-4
(9S)-9-Deoxo-6,9-epoxy-9-hydroxyerythromycin cyclic 11,12-carbonate 3-phenyl-2-propenoate 59202-87-8
(9S)-9-Deoxo-6,9-epoxy-9-hydroxyerythromycin cyclic 11,12-carbonate 3-(3-aminophenyl)-2-propenoate 59202-88-9
(9S)-9-Deoxo-6,9-epoxy-9-hydroxyerythromycin cyclic 11,12-carbonate 2-((3-amino-2,4,6-trichlorophenyl)methylene) butanoate 59202-92-5
(9S)-9-Deoxo-6,9-epoxy-9-hydroxyerythromycin cyclic 11,12-carbonate 2-((3-amino-2,4,6-triiodophenyl) methylene) butanoate 59202-95-8
(9S)-9-Deoxo-6,9-epoxy-9-hydroxyerythromycin cyclic 11,12-carbonate 2-((3-hydroxyphenyl)methylene) butanoate 59202-90-3
(9S)-9-Deoxo-6,9-epoxy-9-hydroxyerythromycin cyclic 11,12-carbonate 3-amino-2,4,6-triiodo-alpha- ethylbenzenepropanoate 59202-96-9
(9S)-9-Deoxo-6,9-epoxy-9-hydroxyerythromycin cyclic 11,12-carbonate 2-((3-amino-2,4,6-tribromophenyl)methylene) butanoate 59202-93-6
(9S)-9-Deoxo-6,9-epoxy-9-hydroxyerythromycin cyclic 11,12-carbonate 2-((3-aminophenyl)methylene) butanoate 59202-89-0
(9S)-9-Deoxo-6,9-epoxy-9-hydroxyerythromycin cyclic 11,12-carbonate 3-amino-2,4,6-trichloro- alpha-ethylbenzene propanoate 59246-33-2
(9S)-9-Deoxo-6,9-epoxy-9-hydroxyerythromycin cyclic 11,12-carbonate 3-(3-hydroxyphenyl)-2-propenoate 59246-32-1
Erythromycin dihydrate 59319-72-1
Mepartricin sodium lauryl sulfate 59392-70-0
Desmodilactone 60010-74-4
3,8-Bis(bromomethyl)-2,7-dioxaspiro(4.4)nonane-1,6-dione 60012-87-5
(2.xi)-D-Gluco-heptono-gamma-lactone 60046-25-5
Heme d 60318-31-2

Deisovalerylblastmycin

60504-95-2
Cephapirin lactone 60517-75-1
3-Hydroxyadipic acid 3,6-lactone 60551-20-4

Myxococcus xanthus antibiotic TA

60616-99-1
Dehydrodicaffeic acid dilactone 60804-37-7
Erythromycin 2'-(5-nitro-2-furancarboxylate) 60847-76-9
Erythromycin 2'-(3-(2-furyl)acrylate) 60847-78-1
Erythromycin 2'-((5-nitro-2-furyl)acrylate) 60847-77-0
Erythromycin 2'-(2-furancarboxylate) 60847-79-2
Pyridoxal homocysteine thiolactone enamine hydrochloride 60888-98-4
Erythromycin cyclic 11,12-carbonate L-glutamate 60934-27-2
5-Hydroxy-3-(methoxycarbonyl)-4,5-dimethyl-3,4-didehydro-gamma-butyrolactone 60971-98-4
N-(4-Fluorobenzenesulfonyl)erythromycylamine 61066-20-4
N-(2-Methylbenzenesulfonyl)erythromycylamine 61066-22-6
N-(4-Propionylaminobenzenesulfonyl)erythromycylamine 61066-21-5
N-(4-Iodobenzenesulfonyl)erythromycylamine 61066-19-1
N-(4-Ethylbenzenesulfonyl)erythromycylamine 61089-01-8

2-(3,4,5-Trimethoxybenzyl)-3-(3,4-methylenedioxybenzyl) butyrolactone

61091-56-3
Methoxycitronellene lactone 61099-36-3
5-(1,5-Dimethyl-4-hexenyl)dihydrofuran-2(3H)-one 61099-53-4

Tylonolide hemiacetal

61219-81-6
6,17-Dihydroxy-3-oxo-17-pregn-4-ene-21-carboxylic acid gamma-lactone 7-methylethyl ester 61237-95-4

D-Saccharic acid 1,4-lactone monohydrate

61278-30-6

alpha-Isothiocyanato-gamma-butyrolactone 61315-63-7
Isoleucomycin A5 61799-76-6

N-acetylamphotericin B methyl ester

62008-36-0
Dirithromycin 62013-04-1

Perimycin A

62327-61-1
Prostaglandin D2 1,15-lactone 62410-98-4
Prostaglandin F2-alpha 1,11-lactone 62410-84-8
Prostaglandin D2 1,9-lactone 62410-77-9
Prostaglandin E2 1,15-lactone 62410-93-9
17-Phenyl-18,19,20-trinor-prostaglandin F2-alpha 1,15-lactone 62411-15-8
17-Phenyl-18,19,20-trinor-prostaglandin E2 1,15-lactone 62411-16-9
(15S)-15-Methyl-17-phenyl-18,19,20-trinor-prostaglandin F2-alpha 1,9-lactone 62411-09-0
16-Phenoxy-17,18,19,20-tetranor-prostaglandin F2-alpha 1,15-lactone 62411-17-0
Prostaglandin F1-alpha 1,15-lactone 62411-18-1
(15S)-15-Methyl-prostaglandin F2-alpha 1,15-lactone 62411-21-6
(15S)-15-Methyl-prostaglandin F2-alpha 1,9-lactone 62411-08-9
(15S)-2,2-Difluoro-15-methyl-prostaglandin F2-alpha 1,9-lactone 62443-67-8
Leucomycin V 9-(ethyl carbonate) 3,4B-dipropanoate 62646-55-3
Rohitukin 62653-92-3
Handelin 62687-22-3

Neopentaene

62851-44-9
Dihydroxyphysalin B 62857-87-8

7-Dehydrobrefeldin A

62989-90-6
Beauverolides 62995-90-8
cis-7-Decen-4-olide 63095-33-0
4''-O-Deacyl-4''-O-phenylacetyldeltamycin 63347-45-5

3-Acetyl-4''-isovaleryltylosin

63409-12-1
Cauleslactone 63426-84-6
Tandem 63478-55-7
Cycloneosamandaridine 63653-59-8

Axenomycin

63849-36-5
Anhydroerythromycin-N-oxide 63950-90-3

Dehydroacetic acid sodium salt monohydrate

64039-28-7

Ablacton 64115-79-3
(3aR,8aR,9aR)-5,8a-Dimethyl-3-methylene-3a,4,6,7,8,8a,9,9a-octahydro-3H-naphtho(2,3-b)furan-2-one 64340-41-6

Japonilure

64726-91-6
9,4''-Diacetyl-4''-depropionylmidecamycin 65178-01-0
(23S)-25-De(1-methylpropyl)-22,23-dihydro-23-hydroxy-25- (1-methylethyl) avermectin A1a 65195-54-2
5-O-Demethylavermectin A1a 65195-55-3
(23S)-22,23-Dihydro-23-hydroxyavermectin A1a 65195-53-1
25-De(1-methylpropyl)-25-(1-methylethyl)avermectin A1a 65195-52-0
Avermectin B2a 65195-57-5
5-O-Demethyl-25-de(1-methylpropyl)-25-(1-methylethyl)avermectin A1a 65195-56-4
Avermectin A1a 65195-51-9
(23S)-5-O-Demethyl-25-de(1-methylpropyl)-22,23-dihydro-23-hydroxy- 25-(1-methylethyl) avermectin A1a 65195-58-6
Hydrochlorothiazide mixture with Spironolactone 65272-36-8

Cordifene

65522-32-9
2,5,5-Trimethyl-8a-hydroxydecahydronaphthalene-2-carboxylic acid lactone 65652-29-1

Flexibilide

65669-72-9
Vacidin A 66120-71-6
Homocysteine-thiolactone-6-chloronicotinamide 66608-10-4

Dihydroalbocycline

67003-69-4
beta,beta-Dipropylbutyrolactone 67026-11-3
Pentalenolactone G 67055-57-6
Citroylformic acid gamma-lactone 67055-62-3
Globomycin 67076-74-8
7-Decen-1,4-lactone 67114-38-9
Dihydrodaturalactone 67191-86-0
alpha-(p-Dimethylaminophenyl)allophanyl-alpha-allyl-gamma-methylbutyrolactone 67323-61-9
Drospirenone 67392-87-4
Dihydroxy-6,7-dihydrocanrenone 67483-35-6
4-Ethyl-4-(hydroxymethyl)oct-5-enoic acid delta-lactone 67624-45-7

Esterastin

67655-93-0
Erythromycin monohydrate 67733-56-6
5-Butyl-5-ethyltetrahydro-2H-pyran-2-one 67770-79-0
2,2-Dichloro-gamma-nonalactone 68039-30-5
Thymine lactone 68322-90-7
2-Hydroxyalantolactone 68776-45-4
5-Hydroxy-8-undecenoic acid delta-lactone 68959-28-4
3-(Methoxycarbonyl)-5-methyl-4-phenyl-3,4-didehydro-gamma-butyrolactone 69231-25-0
Arachidonoylhomocysteine thiolactone amide 69257-12-1

Ansamitocin

69279-90-9
Ethyl 2-oxo-5-(2-propynyloxymethyl)tetrahydro-3-furanacetate 69352-39-2
6alpha-Tigloyloxychaparrinone 69423-71-8
Cyprofuram 69581-33-5
Erythromycin 4-O-alpha-D-glucopyranosyl-D-gluconate 69779-46-0
Ivermectin B1a 70161-11-4
Ivermectin B1b 70209-81-3
Ivermectin 70288-86-7
Agropine 70699-77-3
3,10-Dihydroactinomycin D3-ethyloxazinone 70789-46-7
3,10-Dihydroactinomycin D 3-(2-carboxyethyl)oxazinone 70789-48-9
3,10-Dihydroactinomycin D 3-(fluoromethyl)oxazinone 70789-47-8
4-Methyl-cis-decene gamma-lactone 70851-61-5

beta-Zearalenol

71030-11-0

Calcifediol lactone 71302-34-6

Lepiochlorin

71339-41-8
beta-Apopolygamatin 71640-47-6
Abamectin 71751-41-2
Avermectin A1 71751-39-8
Avermectin B2 71751-42-3
22,23-Dihydroavermectin B1a 71827-03-7
3-Acetyldihydro-5-((2-propenyloxy)methyl)-2(3H)-furanone 72269-65-9
4-(3',4'-Dimethoxyphenyl)-3-acetyl-4-butanolide 72471-47-7
2(3H)-Furanone, dihydro-5-methyl-3-(2-methylpropyl)- 72845-84-2

Staphcoccomycin

73047-31-1
alpha-Dodecyl-gamma-butyrolactone 73263-36-2
5-Methylangelicin 73459-03-7
N-Nitroso-N-(butyl-N-butyrolactone)amine 73487-24-8

Miporamicin

73684-69-2
O,O'-Dibenzyl-4-mercapto-2-phosphonaminobutyric acid lactone 73805-83-1
p-(Benzyloxy)-alpha-(2-hydroxyethyl)cinnamic acid gamma-lactone 73839-66-4

alpha-Acetyl-4-hydroxy-beta-(hydroxymethyl)-3-methoxycinnamic acid gamma-lactone

73839-65-3

(S)-(+)-gamma-Trityloxymethyl-gamma-butyrolactone

73968-62-4

DL-5,6-Dihydromethyltriacetolactone 73972-61-9
Avermectin 73989-17-0
Rokitamycin 74014-51-0
Rokitamycin 74014-51-0
4-Hydroxy-5-chloro-3,6-endoxo-hexahydrophthalic acid lactone 74034-39-2
9-Decen-5-olide 74585-00-5

14-Deoxylactucin

74635-52-2
Protylonolide 74758-60-4

Protylonolide

74758-60-4

Grahamimycin A1

74838-13-4
Lovastatin 75330-75-5

Micarosyl protylonolide

75399-55-2
Echinoside A 75410-53-6
Echinoside B 75410-52-5

5-O-(tert-Butyldimethylsilyl)-2,3-O-isopropylidene-D-ribonic acid gamma-lactone

75467-36-6

2(4H)-Benzofuranone, 5,6-dihydro-3,6-dimethyl-, (theta)- 75640-26-5

Grahamimycin B

75979-94-1

Normaytansine

75983-74-3

Ornithylamphotericin methyl ester

76023-49-9

Grahamimycin A

76023-57-9

Crino-kaban

76207-51-7
5-Oxo-A-tetranor-17-alpha-pregna-9,11-diene-21-17-carbolactone 76225-44-0
Aldactacine 76270-06-9
2,3-Bis(3'-hydroxybenzyl)butyrolactone 76543-15-2

5-Deoxy-L-arabino-1,4-lactone

76647-70-6

7-Propyl spirolactone 76676-33-0

(3aS,4R,5S,6aR)-(+)-Hexahydro-5-hydroxy-4-(hydroxymethyl)-2H-cyclopenta[b]furan-2-one

76704-05-7

2-Chloromuconolactone 76799-87-6
10-Dihydro-10-deoxo-11-azaerythromycin A 76801-85-9
Ebelactone A 76808-16-7
Ebelactone B 76808-15-6

N-(3-Oxohexanoyl)-3-aminodihydro-2(3H)-furanone

76924-95-3

N-(beta-Ketocaproyl)-DL-homoserine lactone

76924-95-3

N-((Tetrahydro-5-oxo-2-furanyl)carbonyl)-L-histidyl-L-prolinamide 77026-80-3
gamma-Butyrolactone-gamma-carbonyl-histidyl-prolinamide citrate 77026-81-4
6-Chloro-4-hydroxychroman-2-carboxylic acid lactone 77155-94-3

Gannibamycin

77271-98-8
Didemnin C 77327-06-1
Didemnins 77327-04-9
Didemnin B 77327-05-0
Bivittoside D 77394-06-0
Homo-3beta-hydroxycard-5,22-dienolide 77698-97-6
15-Iodo-14-hydroxyeicosatrienoic acid, omega lactone 78000-90-5
14-Iodo-15-hydroxyeicosatrienoic acid, omega lactone 78000-89-2

N-fructosylamphotericin B

78107-92-3
5-Iodo-4-hydroxy-7,10,13,16,19-docosapentaenoic acid gamma-lactone 78144-19-1

(R)-(-)-gamma-Trityloxymethyl-gamma-butyrolactone

78158-90-4

Pimafutri 78436-01-8
Enterolactone 78473-71-9
Praeruptorin E 78478-28-1

19-Deformyldesmycosin

78740-70-2
Polygynax 78891-94-8

Trewiasine

78987-26-5
Coriaria lactone 79029-98-4

Statiflor

79102-53-7

Forplix

79127-94-9

Echinosporin

79127-35-8

N-(N'-(2-(4'-methylmorpholinio)ethyl)-N''-cyclohexylguanyl)amphotericin B methyl ester

79451-27-7

Cytovaricin

79553-45-0

Setamycin

80112-34-1
25,26-Epidihydrophysalin C 80154-53-6
Roxithromycin 80214-83-1

4'-deoxymycaminosyltylonolide

80240-61-5

4'-dexydemycarosyltylosin

80241-24-3

Niphithricin A

80450-11-9

Niphithricin B

80450-12-0

L-Idaro-1,4-lactone

80876-59-1

Concanamycin A

80890-47-7

Cyanobacterin

80902-00-7

Siphonoside

80904-74-1

Dotriacolide

80994-06-5
Clarithromycin 81103-11-9
1,25-Dihydroxyvitamin D3-26,23-lactone 81203-50-1
Homocysteine-thiolactone-6-hydroxynicotinamide 81252-14-4
Homocysteine-thiolactone-2-chloronicotinamide 81252-13-3

18-Deoxynargenicin A1

81482-43-1
5-Hydroxyeicosatetraenoic acid lactone 81517-87-5

Concanamycin C

81552-34-3

Concanamycin B

81552-33-2

20-Deoxorosaranolide

81560-70-5

Irumamycin

81604-73-1

10-Deoxymethynolide

81644-19-1

5-O-Mycaminosylprotylonolide

81661-90-7
3-Decen-4-olide 81715-81-3

Mycotrienol I

81904-15-6
Ramoplanin A 81988-88-7
16-Hydroxyerythromycin 82230-93-1
N-Methylerythromycin A 82343-12-2
( -)-gamma-Nonalactone 82373-92-0
Flurithromycin 82664-20-8
8-Fluoroerythromycin ethyl butanedioate 82730-23-2
Pediazole 83047-45-4

Bryostatin 1

83314-01-6
3,4,13-Trihydroxy-tetradeca-5,7,9,11-tetraynoic acid gamma-lactone 83475-38-1

Demethoxyrapamycin

83482-58-0
Phomenolactone 83652-16-8
alpha-(3,5-di-tert-Butyl-4-hydroxybenzylidene)gamma-butyrolactone 83677-24-1
12-Hydroxymethylretinoic acid delta-lactone 83860-24-6

Dedesosaminyl-5-O-mycaminosyl-10,11-dihydromycinamicin IV

83883-27-6
Anhydroazithromycin 83905-01-5
Deoxylimonol 83991-64-4
25-Hydroxyvitamin D3-26,23-peroxylactone 84070-69-9
Wilforlide B 84104-70-1
Wilforlide A 84104-71-2
Erythromycin stinoprate 84252-03-9
7alpha-Methoxycarbonyl-15beta,16beta-methylene-3-oxo-17alpha-pregn-4-ene-21,17-carbolactone 84542-26-7
2-(6'-Methylheptanol-1'-yl)-3-hydroxymethyl-4-butanolide 84666-71-7
(4alpha,5beta,8alpha,9beta,10alpha,12alpha,15beta)-15,20-Dihydroxyatis-16-en-18-oic acid delta-lactone 84743-53-3

Virustomycin A

84777-85-5

Nystaform-HC

84777-75-3
Ganglioside GD1b-lactone 84861-74-5

Cannitracin

84930-92-7
1,2-O-Isopropylidene-betaD-idofuranurono-6,3-lactone 85080-95-1
19-Deformyl-4''-deoxydesmycosin 85382-81-6
19-Deformyl-4'-deoxydesmycosin 85382-79-2
Pentalenolactone F 85416-36-0
Pentalenolactone F methyl ester 85441-63-0
N-Dimethylaminopropyl oxycarbonyle-3 spirolactone chlorhydrate 85540-58-5
N-Diethylamino oxycarbonyle-3 spirolactone chlorhydrate 85540-57-4
Laurycolactone A 85643-76-1
Laurycolactone B 85643-77-2

Neotil

85883-86-9

19-Deformyl-5-O-desosaminyl tylonide

86131-94-4
5-O-Demethyl-26-hydroxyavermectin A1a 86629-72-3
6-O-Methylerythromycin B 86976-45-6

Chimeramycin A

87084-47-7

Chimeramycin B

87092-83-9
Leucomycin V (9-(2R,5S,6R))-9-O-(5-(dimethylamino)tetrahydro-6-methyl-2H-pyran-2-yl)-, 3,4B-diacetate 87111-42-0

Amphotericin B, N-(N'-(3-dimethylaminopropyl)-N''-ethylguanyl)-

87263-93-2

Bryostatin 3

87370-86-3
Butyrolactone I 87414-49-1

Tetrafungin

87502-38-3

Amphotericin B-deoxycholate

87687-70-5

Bryostatin 2

87745-28-6
Dehydroindicolactone 87838-97-9
4,5-Dihydroxy-n-decanoic acid-4-lactone 87877-77-8

Aculeximycin

87912-51-4
Mespirenone 87952-98-5

Bromoenol lactone

88070-98-8

N-Trityl-L-serine lactone

88109-06-2

Mollislactone 88515-59-7
(3aS,4R,6S,7aR)-hexahydro-4-hydroxy-3a-methyl-6-(1-methylethenyl)benzofuran-2(3H)-one 88580-86-3
2-(1(R)-Methyl-2-oxo-4(R)-isopropyl-6(R)-hydroxycyclohexyl)acetic acid-gamma-lactone 88580-85-2
2-(1(S)-Methyl-2(R)-hydroxy-4(S)-isopropyl-6(R)-hydroxycyclohexyl)acetic acid-gamma-lactone 88580-87-4
2-(1(R)-Methyl-2-oxo-4(R)-isopropenyl-6(R)-hydroxycyclohexyl)acetic acid-gamma-lactone 88580-84-1

Bafilomycin B1

88899-56-3

Bafilomycin A1  

88899-55-2

Bafilomycin C1

88979-61-7

23-O-Benzyl-5-mycaminosyl-tylonolide

89109-82-0
Shinjulactone A 89353-91-3

Norbadione A

90295-68-4
Difucosylneolactonorhexaosylceramide 90327-80-3
4,4',6-Trimethylangelicin 90370-29-9

23-Amino-O-mycaminosyltylonolide

90494-31-8

7,7'-Dihydroxybursehernin

90761-31-2

Defumarylhygrolidin

90965-58-5

Hygrolidin amide

90965-59-6

Rhizoxin

90996-54-6
(E)-5-Hydroxy-4-(2-phenylethenyl)-2(5H)-furanone 91269-98-6

Bryostatin 4

91523-82-9

Cepacin A

91682-95-0

Cepacin B

91682-94-9
Homocitrate lactone 91912-46-8
Hexahydro-3,6-dimethyl-2(3H)-benzofuranone 92015-65-1
3,6,14-Trihydroxy-6-(2-carboxyallyl)-17-(cyclopropylmethyl)morphinan gamma-lactone 4,5-epoxide 92398-20-4
4,5-Epoxy-3,6,14-trihydroxy-6-(2-carboxyallyl)-17-methylmorphinan gamma-lactone 92398-22-6
9-Deoxy-9a-aza-9a-methyl-9a-homoerythromycin A 92470-27-4
1'-Methylascorbigen 92557-61-4
Physalolactone C 92594-02-0
Crown lactone I 92772-42-4
Diethylaminolactonitrile iodomethylate 93115-66-3
Nafocare B1 93135-89-8
Nafocare B2 93184-28-2

(R)-(+)-4-Methyl-4-(trichloromethyl)-2-oxetanone

93239-42-0

Pentalenolactone P 93361-68-3
Pentalenolactone O 93361-64-9

Prestegane B

93376-04-6

Allamcin

93452-23-4
Ammonium isoascorbate 93858-76-5

Guanidylfungin A

94116-22-0

Guanidylfungin B

94116-20-8
Shinjulactone K 94451-22-6

5,6-O-Isopropylidene-L-gulonic acid gamma-lactone

94697-68-4

Difficidin

95152-88-8

10-Dihydrocurvularin

95416-14-1
Bis((9-acridinyl)seryl-alanyl-cysteinyl-valine)dilactone disulfide 95676-71-4

11,12-Epoxypukalide

95925-22-7
Erythromycin acistrate 96128-89-1

NBD-nystatin

96475-98-8

Timodine

96728-14-2
Josamycin fosfomycin 96740-84-0
Poly-N-4-vinylbenzyllactonamide 96910-25-7

Bryostatin 5

97850-04-9
Erysulfoxide 98043-37-9
Erysulfone 98043-36-8

Erysulfoxide

98043-37-9
beta-(p-Chlorophenyl)-alpha-(p-methylbenzoylthiomethyl)-gamma-butyrolactone 98163-67-8

N-Tetradecanoyl-DL-homoserine lactone

98206-80-5

N-Butyryl-DL-homoserine lactone

98426-48-3

8,9-Didehydro-N-demethyl-9-deoxo-6-deoxy-6,9-epoxyerythromycin 98641-05-5

Bafilomycin D

98813-13-9
Ganglioside GM3 lactone 99477-47-1

3-Diethylaminomethyl-3,3-diphenyl-2-dihydrofuranone

99761-11-2

Ginkgolide B 

99796-69-7
Dan shen spiroketal lactone 100414-80-0

9-((2-Methyl-4-methylene-5-oxotetrahydrofuran-2-yl)methyl)hypoxanthine

100682-44-8

Megalomycin C

101027-35-4
6,6-Ethylene-15,16-methylene-3-oxo-17-pregn-4-ene-2,17-carbolactone 101765-35-9
4-(Chlorodifluoromethyl)-2,4-dihydroxy-2-methyl-4-trifluoromethylbutyric acid gamma-lactone 101833-15-2
Dihydro-5-bis(trifluoromethyl)-3-hydroxy-4-pentyl-2(3H)-furanone 101833-12-9
2-((2-Hydroxy-3,3,3-trifluoro-2-trifluoromethyl)propyl)butyrolactone 101833-16-3
4-Chloromethyl-3-phenyl-2(5H)-furanone 101833-08-3
4,4-Bis(chlorodifluoromethyl)-2,4-dihydroxy-2-methyl butyric acid gamma-lactone 101833-10-7
2-((2-Hydroxy-3,3,3-trifluoro-2-trifluoromethyl)propyl)butyrolactone 101833-16-3
2-Methyl-4-phenyl-4-allyltetrahydrofuranone-5 101833-09-4
1-Methyl-4-piperidyl-1-(1-carboxycyclopentyl)-3-hydroxy-3-phenylbutyrate gamma-lactone 101834-43-9
1-Methyl-4-piperidyl 4-(1-carboxycyclohexyl)-3-hydroxy-3-phenylbutyrate gamma-lactone 101834-42-8

21-Hydroxyoligomycin A

102042-09-1
28-Deoxy-25-(1,3-dimethyl-1-butenyl)-6,28-epoxy-23-hydroxy-milbemycin B 102042-12-6

Nemadectin

102130-84-7
Jasplakinolide 102396-24-7
1-Benzyl-4-((1-hydroxy-1-methyl)ethyl)-4-piperidylacetic acid gamma-lactone 102504-20-1

Notonesomycin A

102525-63-3
Gluconohydroximo-1,5-lactone-N-phenylurethane 102579-56-6

Bryostatin 8

102580-64-3

Bryostatin 10

102580-65-4
Leucomycin A2 102646-92-4
Leucomycin B 102648-39-5
Macarbomycin-B 102648-40-8
Daptomycin 103060-53-3
Ganglioside M1 lactone 103220-36-6

4''-O-(4-Methoxyphenyl)acetyltylosin

103360-00-5
beta-Ethyl-beta-methyl-thiobutyrolactone 103620-94-6
alpha-Ethyl-alpha-methyl-thiobutyrolactone 103620-92-4
Plipastatin B 1 103955-73-3
N-Acetylglucosaminono-1,5-lactoneoxime 103955-21-1
Versicolactone C 103963-36-6
Gluconohydroximo-1,5-lactone 104013-53-8
Nimocinolide 104494-22-6
Versicolactone B 104613-44-7

Immunomycin

104987-12-4

Zearalenone-4-glucopyranoside

105088-14-0
5-Hydroxy-3,4-dihydronaphthalene-1,8-carbolactone 105290-46-8

Bistheonellide A

105304-96-9
Nasfocare B3 105617-61-6
N-Homocysteine thiolactonyl retinamide 105918-76-1

9((2-Methyl-4-methylene-5-oxotetrahydrofuran-2-yl)methyl)adenine

105970-03-4

1-((2-Methyl-5-methylene-5-oxotetrahydrofuran-2-yl)methyl)guanine

105970-04-5

Amphidinolide A

106463-75-6

Amphoteronolide B

106799-07-9

N-Hexanoyl-DL-homoserine lactone

106983-28-2

N-Heptanoyl-DL-homoserine lactone

106983-26-0

N-Decanoyl-DL-homoserine lactone

106983-36-2

N-Octanoyl-DL-homoserine lactone

106983-30-6

Xuelianlactone 107259-46-1

Ginkgolide J

107438-79-9

3-(7,10)-Hexadecadienyl-4-hydroxy-2-butenolide

107580-81-4

Eplerenone

107724-20-9

Aldgamycin G

107745-56-2
11-((2-Dimethylaminoethyl)oxymethyl)erythromycin A 9-methoxime 107749-17-7
(R)-4-Decanolide 107797-26-2

Tilmicosin

108050-54-0
Geodiamolide A 108675-63-4
Virginiamycin butanolide C 109075-62-9
Virginiamycin butanolide B 109075-61-8
27-Hydroxyavermectin 109084-58-4
beta-(Hydroxymethoxy)tricarballylic acid gamma-lactone benzyl ester 109100-88-1
Virginiamycin butanolide A 109215-47-6
27-Dehydrowithaferin A 109357-42-8
2-(Hydroxymethoxy)-2-((p-sulfamoylphenylcarbamoyl)methyl)succinic acid gamma-lactone 109473-28-1

Tacrolimus  

109581-93-3
Ascorbyl gamolenate 109791-32-4
6-beta,7-beta-Epoxy-canrenone 110078-66-5

Oligomycin E

110231-34-0
1'-Ethylascorbigen 110326-15-3
beta-(Hydroxymethoxy)tricarballylic acid gamma-lactone allyl ester 110333-20-5
2-(((p-Carboxyphenyl)carbamoyl)methyl)-2-(hydroxymethoxy)succinic acid gamma-lactone 110357-86-3
8,9-Didehydro-N-demethyl-9-deoxo-6-deoxy-6,9-epoxy-N-(1-methylethyl)erythromycin 110480-13-2
14-Hydroxy-6-O-methylerythromycin 110671-78-8

Annonacin

111035-65-5
Uralenolide 111150-27-7
23-De((6-deoxy-2,3-di-O-methyl-beta-D-allopyranosyl)oxy)-12,13-epoxy-12,13-dihydrotylosin 111205-12-0
Erythromycin palmitate 111639-04-4
Ester C 111645-48-8
Diphyllin acetyl apioside 111647-42-8
(6R,25S(E))-5-O-Demethyl-28-deoxy-6,28-epoxy-25-(1-methyl-1-propenyl)-milbemycin B 112125-00-5
9-N-(2-Methoxyethyl)erythromycylamine 112452-23-0
Scuterivulactone D 112609-09-3
9-S-(4-Azido-2-nitrophenyl)-5-acetamido-2,6-anhydro-2,3,5,9-tetradeoxy-9-thioglycerogalactonon-2-enonic acid 112848-77-8

Goniodomin A

112923-40-7

Terdecamycin

113167-61-6
Valilactone 113276-96-3

N-Fructosylamphotericin B methyl ester

113693-20-2

Aerocavin

113702-00-4

Goniothalamicin

113817-64-4
Cucumarioside C2 114129-89-4
Ferrocin A 114550-08-2
Ferrocin B 114562-40-2
6,7-Epoxycanrenone 114577-01-4
3-beta-Hydroxy-6-beta,7-beta-epoxy-canrenone 114577-03-6
3-alpha-Hydroxy-6-beta,7-beta-epoxy-canrenone 114577-02-5
(6R,22R,25S(E))-28-Deoxy-6,28-epoxy-22-hydroxy-25-(1-methyl-1-propenyl)-milbemycin B 115008-94-1
(6R,22R,25S(E))-5-O-demethyl-28-deoxy-6,28-epoxy-22-hydroxy-25-(1-methyl-1-propenyl)-milbemycin B 115021-83-5
28-Deoxy-6,28-epoxy-22-hydroxy-26-((2-methyl-1-oxo-2-butenyl)oxy)-25-(1-methyl-1-propenyl)-milbemycin B 115021-84-6
6-O-Methyl-4''-O-(aminocarbonyl)erythromycin A 115129-30-1
Galanolactone 115753-79-2

5-Hydroxytomacephalin

115995-14-7
Cucumarioside H 116524-58-4

Bafilomycin A

116764-51-3
Sialic acid lactone 116897-96-2
Esterase organophosphate 117698-12-1
Doramectin 117704-25-3
Azithromycin 117772-70-0
D-Galactonic-1,4-lactam 117821-11-1

15-Methoxyansamitocin P-3

117860-08-9
S-(4-(4-Chlorophenyl)tetrahydro-2-oxo-3-furanyl)methyl benzenecarbothioate 118164-95-7
Lysobactin 118374-47-3
Erythromycin A oxime 11,12-carbonate 118740-63-9

Phthoramycin

119313-46-1
(4''R)-4''-Deoxy-4''-(methylamino)avermectin B1 119791-41-2

N-(1-Deoxyfructosyl)amphotericin B

119829-29-7
9-Deoxy-9-(propylamino)erythromycin 119904-03-9
GD3 Lactone I 119912-77-5
GD3 Lactone II 119912-76-4
Ganglioside GD1a dilactone 120112-40-5
Dolastatin 13 120231-23-4

Oleandomycin B

120407-80-9

Leinamycin

120500-15-4
Withangulatin A 120824-03-5

(2-Sulfonate-9-undecenyl)oxacyclotriacont-3-ene-2-one-16,18-disulfonate

121313-79-9

Helicascolide A

121350-98-9
Luffolide 121449-94-3
Ecklonialactone B 121923-96-4
Ecklonialactone A 121923-95-3
Ivermectin luminol 122047-12-5
12,13-Epoxy-3,23,2'-tri-O-acetyl-4''-O-isovaleryldemycinosyltylosin 122076-87-3
2,5-Dihydro-2-oxo-3-furanpropanoic acid 122246-01-9

Soraphen A

122547-72-2
9-Hydroxy-gamma-tetradecalactone 122629-53-2
9-Ethoxyaristolactone 122739-10-0
Shijiaocaolactone A 122739-12-2
15-Acetylthioxyfurodysinin lactone 122771-73-7
3,23,2'-Tri-O-acetyl-4''-isovaleryl-23-O-demycinosyltylosin 122825-61-0

2-(7,9-Bis(methoxymethoxy)-8-methyl-11-oxatricyclo(4.4.1.0(2,7))undec-2-en-3-yl)-3-pentyn-2-ol

122923-02-8

Faeriefungin A

123166-67-6

Faeriefungin B

123166-68-7
(8Z)-3'',5-Di-O-demethylavermectin A1a 123237-30-9
Ibotalactone A 123562-48-1
Ibotalactone B 123562-49-2
Nomilin glucoside 123564-62-5

4-Hydroxy-25-desoxyneorollinicin

123805-39-0
Gweicurculactone 123914-43-2
Glyuranolide 123914-44-3

Angasiol acetate

123967-75-9
Eprinomectin 123997-26-2
Neohalicholactone 124190-21-2
Lasilacton 124199-68-4

Nystacorton

124199-69-5
11,18-Epoxy-6-hydroxy-3-oxoandrost-4-ene-17,18-carbolactone 124251-90-7
Propionyl erythromycin mercaptosuccinate 124399-51-5
Syringomycin A1 124629-88-5

Cryptophycin 46

124689-64-1
2-(1'-Hydroxybutyl)-3-(hydroxymethyl)butanolide 124753-55-5
Hypeptin 124883-38-1
Ramoplanin A'1 124884-28-2
Ramoplanin A'3 124884-30-6
Ramoplanin A'2 124884-29-3

9,11-Octadecadien-13-olide

124916-99-0
Kihadanin A 125276-62-2

(±)-Mevalonolactone-5-3H

125441-02-3

44-Homooligomycin B

125616-18-4

Agglomerin B

125620-71-5

Agglomerin A

125620-70-4

Agglomerin C

125620-72-6

Agglomerin D

125620-73-7
Cucumechinoside D 125640-33-7
Cucumechinoside F 125640-35-9
Cucumechinoside C 125640-32-6
Cucumechinoside E 125640-34-8
Virginiamycin butanolide D 125761-52-6
Atorvastatin lactone 125995-03-1
N-(3-Hydroxybutanoyl)homoserine lactone 126049-72-7
Ammonigenin 126077-91-6
Versicolactone D 126770-37-4
N-(Cyclopropylmethyl)-6,14-endo-etheno-7-(3-carboxy-3-n-butenyl)tetrahydronororipavine gamma-lactone 127154-03-4
Frondoside A 127367-76-4

Decarestrictine D

127393-89-9

Decarestrictine B

127393-91-3

3,4'-Dideoxy-5O-mycaminosyltylonolide

127521-69-1

Mycinamicin VIII

127663-98-3
Basifungin 127785-64-2

Discodermolide

127943-53-7

2-Oxo-6-dehydroxyneoanisatin

128129-58-8
Romidepsin 128517-07-7
Variapeptin 128534-58-7
Rabdoternin A 128887-80-9
Rabdoternin B 128887-81-0
Ganglioside GD1b dilactone 128907-30-2
Ganglioside GM4-1 129069-16-5
Ganglioside GM4-2 129069-15-4

Monazomycin B

129297-23-0

Milbemycin oxime

129496-10-2
Goniopypyrone 129578-07-0
Bis-lactone 129679-49-8
Bis-thiololactone 129679-44-3
1,4-Dimethyl bis-thiololactone 129679-46-5
1,4-Dimethylbis-lactone 129679-50-1
5-Methyl bis-thiololactone 129679-45-4
5,6-Benzobis-thiololactone 129679-48-7
5-n-Butyl bis-thiololactone 129679-47-6

Amphotericin B 2-morpholinoethyl amide diaspartate

130176-10-2

Gigantecin

130818-48-3
16-(2'-O-Glucopyranosylglucopyranosyloxy)hexadecanoic acid 1',4''-lactone 6',6''-diacetate 130994-78-4
alpha-(1,1-Difluoroethyl)-alpha-methyl-gamma-butyrolactone 131147-39-2
Sporeamicin A 131418-65-0
Tritol 131612-90-3
9-Dihydroclarithromycin 131791-18-9

Lissoclinolide

132074-82-9

Amphotericin B O-methyloxime

132202-02-9
9-(4-Azido-2-nitrophenyl)-5-acetamido-2,6-anhydro-2,3,5,9-tetradeoxy-9-thioglycerogalactonon-2-enoic acid 132406-95-2
4,11,11-Tris(methoxycarbonyl)-6-methyltricyclo(7.4.0.0)tridec-7-ene-4,2-carbolactone 132412-55-6
alpha-Isopropyl-alpha-methyl-gamma-butyrolactone 132462-11-4
N-Acetylglucosaminono-1,5-lactone O-(phenylcarbamoyl)oxime 132489-69-1

Zearalenone-4-sulfate

132505-04-5
Butalactin 132605-69-7

44-Homooligomycin A

132707-68-7

Dihydroxerulin

132971-60-9

Funebradiol

133086-87-0
Eprinomectin B1a 133305-88-1
Eprinomectin B1b 133305-89-2
Davallialactone 133360-41-5

6-Benzoyl-6-deacetylmayteine

133740-16-6

Auranticin B

133943-51-8

Auranticin A

133943-50-7

13,29-Dihydroxymilbemycin A4

134053-89-7
9-Deoxo-12-deoxy-9,12-epoxyerythromycin 134108-11-5

O-Demethylhydroxychlorothricin

134615-17-1

O-Demethylchlorothricin

134637-04-0

Lactimidomycin

134869-15-1

alpha-Peroxyachifolid

134954-21-5

Lavendofuseomycin

134965-82-5

Tylogenin

135247-46-0
Clarithromycin lactobionate 135326-55-5
6-Deoxyerythromycin A 135361-13-6
9-N,N-Dimethylamino-9-deoxy-10,11,12,13-tetrahydroniddamycin 135363-57-4

9-N,N-dimethylamino-9-deoxy-10,11,12,13-tetrahydroniddamycin

135363-57-4

Malolactomycin A

135667-47-9
(13R,23S)- 22,23-Dihydro-5-O-demethyl-23-hydroxyavermectin A1a 135680-93-2
(13R)-5-O-Demethylavermectin A1a hydrate 135681-09-3
Gossylic lactone 135692-96-5

Dalvastatin

135910-20-2
Gossylic iminolactone 136105-62-9

Cinatrin C2

136266-36-9

Cinatrin C1

136266-35-8

Cinatrin C3

136266-37-0

Cinatrin B

136266-34-7

Cinatrin A

136266-33-6
Versicolactone A 136315-17-8
1-Deoxy-1-amino-4,6-O-benzylidene-fructosyl-amphotericin B 136458-97-4
9-Deoxygoniopypyrone 136685-37-5
7-Goniofufurone 136778-39-7

Bactericin

136958-84-4
Aplidine 137219-37-5

Hexaene H-85

137397-24-1
Emamectin benzoate 137512-74-4

Annomontacin

137550-92-6
Ganosporelactone A 138008-04-5
Ganosporelactone B 138008-05-6
Verucopeptin 138067-14-8
Spiroprop 138230-23-6
6-Azido-6-deoxy-D-galactonic acid 138245-73-5
Ochraceolide C 138913-63-0
Ochraceolide A 138913-61-8
Ochraceolide B 138913-62-9
Tripterifordin 139122-81-9
Pseudomycin A 139203-13-7
Buibuilactone 139477-52-4

Amphidinolide F

139594-87-9

Viranamycin B

139595-04-3

Viranamycin A

139595-03-2

Folipastatin

139959-71-0

Decarestrictine C

140460-53-3

Decarestrictine A

140460-52-2
Serrawettin W2 140909-80-4

15-O-Desmethylascomycin

141170-83-4
Sporeamicin C 141340-34-3
Protactin 141912-59-6
Rubilactone 142182-54-5

Podoandin

142279-47-8

Cycloviracin B1

142382-45-4

Cycloviracin B2

142382-46-5
23-Deethyl-2-demethyl-2-methoxy-23-methyl-19-O-methylhygrolidin 142386-69-4
19,23-Deepoxy-23-deethyl-2-demethyl-23-hydroxy-2-methoxy-23-methyl-19-oxohygrolidin 142386-68-3
23-Deethyl-2-demethyl-2-methoxy-23-methylhygrolidin 142386-67-2
4-Ethyl-3-(methoxycarbonyl)-5-methyl-3,4-gamma-butyrolactone 142438-58-2
4,5-Dimethyl-3,4-epoxy-3-(methoxycarbonyl)-gamma-butyrolactone 142438-60-6
3,4-Epoxy-5-isopropyl-3-(methoxycarbonyl)-4-methyl-gamma-butyrolactone 142438-59-3
5-Isopropyl-4-methyl-3-(methoxycarbonyl)-3,4-didehydro-gamma-butyrolactone 142438-65-1
Methyl 2,5-dihydro-4-ethyl-5-methyl-2-oxo-3-furancarboxylate 142438-64-0
4,5-Dimethyl-5-hydroxy-3-(methoxycarbonyl)-3,4-epoxy-gamma-butyrolactone 142438-57-1
3-Carbamoyl-3,4-epoxy-4-ethyl-5-hydroxy-5-methyl-gamma-butyrolactone 142438-63-9

4-Acetylaplykurodin B

142780-49-2

Aplykurodinone B

142780-50-5
Sporeamicin B 143313-36-4
3-Des(mycarosyl)-11-desoxy-6-O-methyl-3-oxo-11-(4-phenylbutylamino)erythromycin A 11-N,12-O-cyclic carbamate ester 143353-30-4

N-(beta-Ketocaproyl)-L-homoserine lactone

143537-62-6

Desertomycin B

143629-44-1
Cochinmicin I 143728-97-6
Cochinmicin II 143728-98-7
Cochinmicin III 143728-99-8

Shurimycin A

143906-47-2

Shurimycin B

143906-45-0
Erythromycin fumarate 144331-28-2

Obscurolide A1

144397-99-9

Obscurolide A2

144398-00-5

Obscurolide A4

144398-02-7

Obscurolide A3

144398-01-6

Concanamycin E

144450-35-1

Concanamycin D

144450-34-0

Concanamycin F

144539-92-4

Concanamycin G

144730-82-5

Butyrolactol A

145144-32-7

p-Nitrobenzyl-oxime-tylosine

145144-30-5

Butyrolactol B

145144-33-8
8-Hydroxy-3,5,7-trimethyl-18-(4,6,8-trihydroxy-1,5,7-trimethylnonyl)-oxacyclooctadeca-3,5,9,13,15-pentaen-2-one 145177-62-4

gigantetronenin

145403-31-2
Phyllactone A 145613-54-3
Arbusclin D 145613-48-5

fusarin Z

145763-35-5
S-Methyl homocysteine thiolactone 146446-26-6
Hex-2-enaro-1,4-lactone ethyl ester 146623-27-0

10-aza-10-demethyl-9-deoxo-11-deoxyerythromycin A

146763-21-5
10-Aza-10-demethyl-9-deoxo-11-deoxyerythromycin A 146763-21-5
Cyclothialidine 147214-63-9

Clonostachydiol

147317-35-9
Stevastelin B3 147334-90-5

Decarestrictine N

147705-04-2

N-(3-Oxooctanoyl)-L-homoserine lactone

147795-39-9

Polyvinylbenzyl glucaro(1,4)lactonate 148005-77-0
2,3-Bis(3,4-dihydroxybenzyl)butyrolactone 148022-00-8

Appenolide A

148077-10-5

Appenolide B

148077-11-6

Appenolide C

148077-12-7

Urauchimycin A

148163-07-9

Urauchimycin B

148163-08-0

Spongistatin 1

148179-94-6

Quinolidomicin A1

148504-47-6
(4''R)-4''-(Acetylamino)-26-(benzoyloxy)-5-O-demethyl-4''-deoxyavermectin A1a 148864-94-2
5-O-Demethyl-26-hydroxy-4''-O-((2-methoxyethoxy)methyl)avermectin A1a 148865-08-1
(4''R)- 22,23-Dihydro-4''-(acetylamino)-5-O-demethyl-4''-deoxy-26- ((2-methoxyethoxy) methoxy)avermectin A1a 148865-44-5
(4''R)-4''-(Acetylamino)-5-O-demethyl-4''-deoxy-26-((2-methoxyethoxy) methoxy) avermectin A1a 148865-00-3
Tricolorin A 149155-65-7
Kahalalide F 149204-42-2
Ecklonialactone E 149633-56-7
N-(2-(2-Amino-3-mercaptopropylamino)-3-methylpentyl)isoleucyl-homoserine lactone 149786-89-0
Erythromycin salnacedin 149908-23-6
11-Dehydroxy-9-deoxo-9-hydroxy-11-oxoerythromycin A 150369-31-6

20-Demethoxy-20-(3-(((5-dimethylamino)naphthalen-1-yl)sulfonyl)amino)propylmaytansinol-3-isobutyrate

150422-35-8

2 0-Demethoxy-20-((4-azidobenzoyl)oxy)maytansinol-3-isobutyrate

150422-36-9
4-(3-Hydroxyestra-1,3,5(10)-tetraen-16-yl)-2-methylene-4-butanolide 150585-14-1
Xanthofusin 150671-08-2
Alemcinal 150785-53-8

Vicenistatin

150999-05-6
Antafumicin A 151271-54-4

Tetrafibricin

151705-56-5

Calonyctin A-2b

151864-97-0

Calonyctin A-2d

151864-96-9

Aplyronine A

151923-84-1

Decarestrictine O

152053-15-1
Salinamide A 152340-22-2
Gutolactone 152369-48-7
Arthrofactin 152406-36-5

Oligomycin F

152726-68-6
Pseudomonas aeruginosa autoinducer 152833-54-0
4-O-Tetradecanoyl-2,3-dideoxyglucono-1,5-lactone 153764-21-7

13-O-Desmethylascomycin

153781-48-7

13,15-O-Bidesmethylascomycin

153781-49-8

clasto-Lactacystin beta-lactone

154226-60-5

Mitemcinal fumarate 154802-96-7
Clasto-lactacystinbeta-lactone 155975-72-7
(4''R)-4''-(Acetylamino)-5-O-demethyl-4''-deoxy-26-methoxyavermectin A1a 156153-52-5
22,23-Dihydro-5-O-demethyl-26-((2-methoxyethoxy)methoxy) avermectin A1a 156153-56-9

Asimin

156162-01-5

Asiminacin

156199-51-8
Aselacin C 156223-08-4
Aselacin A 156223-06-2
Aselacin B 156223-07-3

Asiminecin

156256-35-8
alpha-Methylhomocysteine thiolactone 156574-58-2
Tetrahydropentalenolactone 156900-92-4
Murayalactone 157536-36-2
5-Chloromuconolactone 157762-78-2
2-(2-(3-Hydroxy-12-(2-methyl-1-oxobutoxy)-5-androstan-17-yl)ethyl)tetrahydro-4-hydroxy-2H-pyran-6-one 159014-70-7

Everolimus

159351-69-6

Hapalosin

159542-04-8

Cyclolinteinone

159934-16-4
Stellettin A 160796-24-7
4''-Epiacetylamino-4''-deoxyavermectin B1 160902-72-7
Erythromycin nalidixate 167029-45-0

Muricatocin A

167172-79-4

Annomuricin A

167172-78-3
Nagilactoside D 167425-71-0
Nagilactoside C 167425-70-9
Nagilactoside E 167425-72-1

N-(3-Oxo-dodecanoyl) homoserine lactone

168982-69-2

Annonacin-A-one

170900-30-8

Goniothalamicinone

170900-27-3
Hovenidulcioside B1 174902-16-0
Hovenidulcioside B2 174902-17-1

Gigantetroneninone

177535-01-2
Cucumarioside A6-2 178209-18-2
Cucumarioside A3 178209-19-3
Kahalalide A 179733-11-0
Lactonamycin 182234-02-2
Nostopeptin B 185980-89-6
Micropeptin 478A 186368-49-0
Micropeptin 478B 186368-51-4
3-Methyl-trans-5-decen-4-olide 188442-41-3

Aspinolide B

188605-15-4

Cohibin C

189508-31-4

Cohibin D

189508-32-5

3-(Cyclopropylmethoxy)-4-(4-methylsulfonylphenyl)-5,5-dimethylfuranone

189954-96-9
Telithromycin 191114-48-4

Ixabepilone

219989-84-1
Selamectin 220119-17-5

Mevalonolactone-1,2-13C2

287111-36-8

Eurycolactone B 301644-47-3
Apratoxin A 350791-64-9
Benzamycin 376597-09-0
Eurycolactone D 441334-12-9
Eurycolactone E 441334-14-1
Eurycolactone F 441334-16-3
Apratoxin C 444885-30-7
Apratoxin B 444885-29-4