Acid Green 3 , 4680-78-8

Synonym(s):
Acid Green 3

CAS NO.：4680-78-8

Empirical Formula: C37H35N2NaO6S2

Molecular Weight: 690.8

MDL number: MFCD00012122

EINECS: 225-132-8

PRODUCT Properties

• Melting point: 255 °C (dec.) (lit.)
• solubility: DMSO (Slightly), Methanol (Slightly)
• Water Solubility: Soluble in water
• form: solid
• Colour Index: 42085
• color: Red to Dark blue to Black
• λmax: 618 nm
• Merck: 14,4575
• Henry's Law Constant: 2.0×10²³ mol/(m³Pa) at 25℃, HSDB (2015)
• Stability: Hygroscopic
• InChIKey: XKTMIJODWOEBKO-UHFFFAOYSA-M
• SMILES: [Na+].CCN(Cc1cccc(c1)S([O-])(=O)=O)c2ccc(cc2)\C(c3ccccc3)=C4\C=CC(\C=C4)=[N+](/CC)Cc5cccc(c5)S([O-])(=O)=O
• CAS DataBase Reference: 4680-78-8
• IARC: 3 (Vol. 16, Sup 7) 1987
• EPA Substance Registry System: C.I. Acid Green 3 (4680-78-8)

Description and Uses

Limited use as a dye for silk and wool fabrics; as biological stain.

Safety

• PPE: Eyeshields, Gloves, type N95 (US)
• WGK Germany: 3
• RTECS: BQ4375000
• TSCA: TSCA listed
• HS Code: 3204.12.5090
• Storage Class: 13 - Non Combustible Solids
• Hazardous Substances Data: 4680-78-8(Hazardous Substances Data)
• Toxicity: LD50 orally in rats: >2 g/kg (Lu, Lavalle)