beta-BOSWELLIC ACID |
Synonyms. Boswellic acid; beta-Boswellic acid; (3alpha,4beta)-3-Hydroxyurs-12-en-23-oic acid; 12-Ursene-3,24-diol; (3R,4R,4aR,6aR,6bS,8aR,11R,12S,12aR,14aR,14bR)-3-Hydroxy-4,6a,6b,8a,11, 12,14b -heptamethyl-2,3,4a,5,6,7,8,9,10,11,12,12a,14, 14a-tetradecahydro-1H-picene-4-carboxylic acid |
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PRODUCT IDENTIFICATION |
CAS RN |
631-69-6 |
EINECS RN |
|
FORMULA |
C30H48O3 |
MOLE WEIGHT |
456.71 |
H.S CODE |
2918.19.9000 |
SMILES |
C1C[C@@]2([C@@H](CC[C@@]3([C@@H]2CC=C2[C@@]3(C)CC[C@@]3 (CC[C@H]([C@@H]([C@@H]23)C)C)C)C)[C@@](C)([C@@H] 1O)C(O)=O)C |
CLASSIFICATION |
Triterpenoid, Analgesic, Anti-Inflammatory, Antirheumatic |
EXTRA NOTES |
The boswellic acids are organic acids, consisting of a pentacyclic triterpene, a carboxyl group and at least one other functional group. Alpha-boswellic acid and beta-boswellic acid, C30H48O3 both have an additional hydroxyl group; they differ only in their triterpene structure. Acetyl-alpha-boswellic acid and acetyl-beta-boswellic acid, C32H50O4, replace the hydroxyl group with an acetyl group.(Wikipedia) The beta-form is predominant in nature and is accompanied by small amounts of alpha- and gamma- forms |
PHYSICAL AND CHEMICAL PROPERTIES |
PHYSICAL STATE. |
white powder |
MELTING POINT |
228 ~
230 C
|
BOILING POINT |
|
DENSITY
|
|
SOLUBILITY IN WATER |
Practically insoluble |
SOLVENT SOLUBILITY |
Soluble in alcohol, chloroform, ether, acetone. 100 ml of boiling methanol will dissolve 8 grams of beta-boswellic acid. |
VAPOR DENSITY |
|
log P(octanol-water) |
|
VAPOR
PRESSURE |
|
AUTOIGNITION TEMP
|
|
pK |
|
REFRACTIVE INDEX |
|
FLASH
POINT |
|
STABILITY AND REACTIVITY |
STABILITY |
Stable under normal conditions. |
INCOMPATIBLE MATERIALS
|
Strong
oxidizing agents. |
POLYMERIZATION |
Has not been reported |
NFPA RATINGS |
Health: 1, Flammability: 0, Reactivity: 0 |
SALES SPECIFICATION |
APPEARANCE |
white
powder |
ASSAY
|
98.0% min
(on anhydrous basis) |
OPTICAL ROTATION |
+105.0° ~ +109.0° (c = 0.75
in CHCl3) |
HEAVY
METALS |
20ppm
max |
TRANSPORT & REGULATORY INFORMATION |
UN NO. |
Not regulated |
HAZARD CLASS
|
|
PACKING GROUP |
|
SAFETY INFORMATION
|
HAZARD OVERVIEW |
May be harmful if inhaled. May cause respiratory tract irritation. May be harmful if absorbed through skin. May cause skin irritation. May cause eye irritation. May be harmful if swallowed. |
HAZARD
CODES |
|
RISK PHRASES |
36/37/38 |
SAFETY PHRASES
|
26-36 |
PACKING |
Preserve in light-resistant and
well-closed containers | |