Solvent Brown 20
[CAS 72208-28-7]

Identification

• Classification: Dyes and pigments >> Dyes >> Solvent dye
• Name: Solvent Brown 20
• Synonyms: 7,7'-[(4,6-Dihydroxy-1,3-phenylene)bis(2,1-diazenediyl)]bis-1,3-naphthalenedisulfonic acid N,N'-Bis(2-methylphenyl)guanidine
• Molecular Formula: C₂₆H₁₈N₄O₁₄S₄.4(C₁₅H₁₇N₃)
• Molecular Weight: 1695.97
• CAS Registry Number: 72208-28-7 (61813-86-3)
• EC Number: 276-477-6

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Acute toxicity	Acute Tox.	4	H302