SIRIUS RED

Synonyms. Sirius Red; C.I. Direct red 80; C.I. 35780; Direct Red 80; Durazol Brillant Red BS; Picrosirius Red; Sirius Red F 3B; Hexasodium 7,7'-(carbonyldiimino)bis(4-hydroxy-3-((2-sulphonato -4-((4-sulphonatophenyl)azo)phenyl) azo)naphthalene-2-sulphonate); Picrosirius Red; Finisol Red BA; Fenaluz Red 7B;

SIRIUS RED

Click for original image

 

PRODUCT IDENTIFICATION

CAS RN

2610-10-8

EINECS RN

220-027-3

FORMULA

C45H26N10Na6O21S6

MOLE WEIGHT

1373.07

H.S CODE

3204.14.5000

SMILES

[O-]S(=O)(=O)c1c(c(c2ccc(cc2c1)NC(=O)Nc1ccc2c(c1)cc(c(c2O)\N= N\c1 ccc(cc1S(=O)(=O)[O-])\N=N\c1ccc(cc1)S(=O)(=O)[O-])S(=O)(=O)[O-]) O)\N =N\c1c(cc(cc1)\N=N\c1ccc(cc1)S(=O)(=O)[O-] )S(=O)(=O)[O-]. [Na+].[Na+].[Na+].[Na+].[Na+].[Na+]

CLASSIFICATION

Coloring Agent. Sulfonated tetrakisazo dye.

EXTRA NOTES

Other RN: 147516-27-6, 86090-48-4. 25188-41-4 (parent)
Dye for cellulose fibers.

 

PHYSICAL AND CHEMICAL PROPERTIES

PHYSICAL STATE.

dark red powder

MELTING POINT

 

BOILING POINT

 

DENSITY

 

SOLUBILITY IN WATER

Soluble

SOLVENT SOLUBILITY

Slightly soluble in ethanol, insoluble in xylene

VAPOR DENSITY

 

log P(octanol-water)

1

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 - Sirius Red

Wikipedia Linking - Substantive dye

Google Scholar Search - Sirius Red

Drug Information Portal (U.S. National Library of Medicine) - C.I. Direct red 80

PubChem Compound Summary - Sirius Red

http://www.ncbi.nlm.nih.gov/ -  Sirius Red

EPA - Substance Registry Services - Sirius Red

 

SALES SPECIFICATION

APPEARANCE

dark red powder

DYE CONTENT

25% min

ABSORPTION

528 nm (λ 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