Direct Red 80 (Sirius Red, CI 35780)
Sirius Red; CI 35780; 2-Naphthalenesulfonic acid, 7,7'-(carbonyldiimino)bis[4-hydroxy-3-[2-[2-sulfo-4-[2-(4-sulfophenyl)diazenyl]phenyl]diazenyl]-, sodium salt; 2-Naphthalenesulfonic acid, 7,7'-(carbonyldiimino)bis[4-hydroxy-3-[[2-sulfo-4-[(4-sulfophenyl)azo]phenyl]azo]-, hexasodium salt|(9CI); C.I. Direct Red 80 (7CI); C.I. Direct Red 80, hexasodium salt (6CI,8CI); Ahco Direct Fast Red 8BLN; Amanil Fast Red 8BLN; Belamine Fast Red|8BLN; Benzanil Fast Brilliant Red B; Calcomine Fast Red 8B; Chlorantine Fast Red 5BRL; Chlorantine Fast Red 7BLN; Chrome Leather|Red 5BRL; Covalene Brilliant Red B; Dermafix Brilliant Red BA; Dialuminous Red F 3B; Diazol Light Red 3B; Dicorel Red L 3A; Diphenyl Fast Brilliant|Pink BL; Diphenyl Fast Light Red 6BF; Diphenyl Fast Red 3BL; Direct Brilliant Red BA; Direct Fast
Direct Red 80 is an organic azo dye used in a variety of applications, including cosmetics. Direct Red 80 is a water pollutant, and is removed via photodegradation. Dyes and metabolites.
Synonyms
Sirius Red; CI 35780; 2-Naphthalenesulfonic acid, 7,7'-(carbonyldiimino)bis[4-hydroxy-3-[2-[2-sulfo-4-[2-(4-sulfophenyl)diazenyl]phenyl]diazenyl]-, sodium salt; 2-Naphthalenesulfonic acid, 7,7'-(carbonyldiimino)bis[4-hydroxy-3-[[2-sulfo-4-[(4-sulfophenyl)azo]phenyl]azo]-, hexasodium salt (9CI); C.I. Direct Red 80 (7CI); C.I. Direct Red 80, hexasodium salt (6CI,8CI); Ahco Direct Fast Red 8BLN; Amanil Fast Red 8BLN; Belamine Fast Red 8BLN; Benzanil Fast Brilliant Red B; Calcomine Fast Red 8B; Chlorantine Fast Red 5BRL; Chlorantine Fast Red 7BLN; Chrome Leather Red 5BRL; Covalene Brilliant Red B; Dermafix Brilliant Red BA; Dialuminous Red F 3B; Diazol Light Red 3B; Dicorel Red L 3A; Diphenyl Fast Brilliant Pink BL; Diphenyl Fast Light Red 6BF; Diphenyl Fast Red 3BL; Direct Brilliant Red BA; Direct Fast
Molecular Formula
C₄₅H₂₆N₁₀Na₆O₂₁S₆
Appearance
Red to purple to dark brown powder
Solubility
Soluble in water; very slightly soluble in ethanol; insoluble in xylene
Storage and Stability
Powder may be stored at RT. Stable for 12 months after receipt.
Important Note
This product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications without the expressed written authorization of United States Biological.
Toxicity and Hazards
All products should be handled by qualified personnel only, trained in laboratory procedures.
