Acid Red 9
[CAS# 8003-59-6]

Identification

• Classification: Dyes and pigments >> Dyes >> Acid dyestuff
• Name: Acid Red 9
• Synonyms: Sodium 6-[(N'z)-N'-(2-Oxo-1-Naphthylidene)Hydrazino]Naphthalene-1-Sulfonate; Sodium 6-[(N'z)-N'-(2-Oxo-1-Naphthylidene)Hydrazino]-1-Naphthalenesulfonate; Sodium 6-[(N'z)-N'-(2-Keto-1-Naphthylidene)Hydrazino]Naphthalene-1-Sulfonate
• Molecular Formula: C₂₀H₁₃N₂NaO₄S
• Molecular Weight: 400.38
• CAS Registry Number: 8003-59-6
• SMILES: C3=C(N\N=C/2C1=CC=CC=C1C=CC2=O)C=CC4=C3C=CC=C4[S]([O-])(=O)=O.[Na+]
• InChI: 1S/C20H14N2O4S.Na/c23-18-11-8-13-4-1-2-6-17(13)20(18)22-21-15-9-10-16-14(12-15)5-3-7-19(16)27(24,25)26;/h1-12,21H,(H,24,25,26);/q;+1/p-1/b22-20-
• InChIKey: PNQGDQXHSLQMMM-KGYDJYTLSA-M