ROSE BENGAL DISODIUM

Synonyms. Rose Bengal disodium salt; 2,4,5,7-Tetraido(m,p,o',m')tetrachlorofluorescein, disodium salt; Disodium 3,4,5,6-tetrachloro-2-(2,4,5,7-tetraiodo-6-oxido-3-oxoxanthen-9-yl)benzoate; 4,5,6,7-Tetrachloro-3',6'-dihydroxy-2',4',5',7'-tetraiodo- spiro(isobenzofuran-1(3H),9'-(9H)xanthen)-3-one disodium salt; 4,5,6,7-Tetrachloro-2',4',5',7'-tetraiodofluorescein disodium salt; Food Red Color No. 105 sodium salt; Xantryl; 9-(3',4',5',6'-Tetrachloro-o-carboxyphenyl)-6-hydroxy- 2,4,5,7-tetraiodo-3- isoxanthone 2Na; C.I. Acid Red 94;

ROSE BENGAL (Net)

Click for original image

 

PRODUCT IDENTIFICATION

CAS RN

632-69-9

EINECS RN

211-183-3

FORMULA

C20H2Cl4I4Na2O5

MOLE WEIGHT

1017.64

H.S CODE

3204.12.4500

SMILES

[Na+].[Na+].C12(OC(=O)c3c2c(c(c(c3Cl)Cl)Cl)Cl)c2cc(I)c([O-])c(c2Oc2 c(c (c(cc12)I)[O-])I)I

CLASSIFICATION

Triarylmethane, Coloring Agent, Indicator, Luminescent Agent

EXTRA NOTES

A bright bluish pink compound that has been used as a dye, biological stain, and diagnostic aid.
Other RN: 15816-66-7, 18265-56-0, 51799-27-0, 55711-73-4, 74198-03-1, 157367-41-4, 192930-93-1, 198831-91-3, 337360-08-4, 410097-66-4, 677032-84-7. 861686-24-0, 951248-21-8, 1245731-28-5, 1350479-68-3. 4159-77-7 (net)

 

PHYSICAL AND CHEMICAL PROPERTIES

PHYSICAL STATE.

red to brown powder

MELTING POINT

 

BOILING POINT

 

DENSITY

 

SOLUBILITY IN WATER

 

SOLVENT SOLUBILITY

 

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: 0, Flammability: 0, Reactivity: 0

 

EXTERNAL LINKS & GENERAL DESCRIPTION

USA.gov - Rose Bengal

Wikipedia Linking - Rose Bengal

Google Scholar Search - Rose Bengal

Drug Information Portal (U.S. National Library of Medicine) - Rose Bengal

PubChem Compound Summary - Rose Bengal

KEGG (Kyoto Encyclopedia of Genes and Genomes) -  Rose Bengal

http://www.ebi.ac.uk/chebi/ -  Rose Bengal

http://www.ncbi.nlm.nih.gov/ -  Rose Bengal

Material Safety Data Sheet - Rose Bengal

Hazardous Substances Data Bank - Rose Bengal

EPA - Substance Registry Services - Rose Bengal

 

SALES SPECIFICATION

APPEARANCE

red to brown powder

DYE CONTENT

80% min

LOSS ON DRYING

10% max

 

TRANSPORT & REGULATORY INFORMATION

UN NO.

 

HAZARD CLASS

 

PACKING GROUP  

 

SAFETY INFORMATION

HAZARD OVERVIEW

Not a dangerous substance or mixture according to GHS (Globally Harmonised System). Eyes: May cause eye irritation. Skin: May be harmful if absorbed through skin. May cause skin irritation. Inhalation: May be harmful if inhaled. May cause respiratory tract irritation. Ingestion: May be harmful if swallowed.

HAZARD CODES

 

RISK PHRASES

 

SAFETY PHRASES

 

 

PACKING

Preserve in light-resistant and well-closed containers