4-[(5-Amino-2-Sulphophenyl)Azo]-4,5-Dihydro-5-Oxo-1-(4-Sulphophenyl)-1H-Pyrazole-3-Carboxylic Acid
[CAS# 63400-64-6]

Identification

• Name: 4-[(5-Amino-2-Sulphophenyl)Azo]-4,5-Dihydro-5-Oxo-1-(4-Sulphophenyl)-1H-Pyrazole-3-Carboxylic Acid
• Synonyms: 4-(5-Amino-2-Sulfo-Phenyl)Azo-5-Oxo-1-(4-Sulfophenyl)-4H-Pyrazole-3-Carboxylic Acid; 4-(5-Amino-2-Sulfophenyl)Azo-5-Oxo-1-(4-Sulfophenyl)-4H-Pyrazole-3-Carboxylic Acid; 4-(5-Amino-2-Sulfo-Phenyl)Azo-5-Keto-1-(4-Sulfophenyl)-4H-Pyrazole-3-Carboxylic Acid
• Molecular Formula: C₁₆H₁₃N₅O₉S₂
• Molecular Weight: 483.43
• CAS Registry Number: 63400-64-6
• EINECS: 264-128-0
• SMILES: C1=C(C(=CC(=C1)N)N=NC2C(=NN(C2=O)C3=CC=C(C=C3)[S](=O)(=O)O)C(=O)O)[S](=O)(=O)O
• InChI: 1S/C16H13N5O9S2/c17-8-1-6-12(32(28,29)30)11(7-8)18-19-13-14(16(23)24)20-21(15(13)22)9-2-4-10(5-3-9)31(25,26)27/h1-7,13H,17H2,(H,23,24)(H,25,26,27)(H,28,29,30)
• InChIKey: VBYWTDIEYSAZHP-UHFFFAOYSA-N

Properties

• Density: 1.91g/cm³ (Cal.)