2-Hydroxy-5-[[4-[(4-Nitro-2-Sulfophenyl)Amino]Phenyl]Azo]Benzoic Acid
[CAS# 21268-97-3]

Identification

• Name: 2-Hydroxy-5-[[4-[(4-Nitro-2-Sulfophenyl)Amino]Phenyl]Azo]Benzoic Acid
• Synonyms: (3E)-3-[[4-[(4-Nitro-2-Sulfophenyl)Amino]Phenyl]Hydrazinylidene]-6-Oxocyclohexa-1,4-Diene-1-Carboxylic Acid; 3-[[4-[(4-Nitro-2-Sulfo-Phenyl)Amino]Phenyl]Hydrazono]-6-Oxo-Cyclohexa-1,4-Diene-1-Carboxylic Acid; (3E)-3-[[4-[(4-Nitro-2-Sulfo-Phenyl)Amino]Phenyl]Hydrazono]-6-Oxo-Cyclohexa-1,4-Diene-1-Carboxylic Acid
• Molecular Formula: C₁₉H₁₄N₄O₈S
• Molecular Weight: 458.40
• CAS Registry Number: 21268-97-3
• SMILES: C1=C([N+]([O-])=O)C=CC(=C1[S](O)(=O)=O)NC3=CC=C(N\N=C2\C=C(C(=O)C=C2)C(O)=O)C=C3
• InChI: 1S/C19H14N4O8S/c24-17-8-5-13(9-15(17)19(25)26)22-21-12-3-1-11(2-4-12)20-16-7-6-14(23(27)28)10-18(16)32(29,30)31/h1-10,20-21H,(H,25,26)(H,29,30,31)/b22-13+
• InChIKey: DVAXCQORGIOTOX-LPYMAVHISA-N

Properties

• Density: 1.628g/cm³ (Cal.)