Trisodium 5-Oxo-1-(2-Sulfonatophenyl)-4-(2-Sulfonatophenyl)Azo-4H-Pyrazole-3-Carboxylate
[CAS# 1934-25-4]

Identification

• Name: Trisodium 5-Oxo-1-(2-Sulfonatophenyl)-4-(2-Sulfonatophenyl)Azo-4H-Pyrazole-3-Carboxylate
• Synonyms: 1H-Pyrazole-3-carboxylic acid, 4,5-dihydro-5-oxo-1-(2-sulfophenyl)-4-[(2-sulfophenyl)azo]-, trisodium salt
• Molecular Formula: C₁₆H₉N₄Na₃O₉S₂
• Molecular Weight: 534.36
• CAS Registry Number: 1934-25-4
• SMILES: c1ccc(c(c1)N=NC2C(=NN(C2=O)c3ccccc3S(=O)(=O)[O-])C(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+].[Na+]
• InChI: 1S/C16H12N4O9S2.3Na/c21-15-13(18-17-9-5-1-3-7-11(9)30(24,25)26)14(16(22)23)19-20(15)10-6-2-4-8-12(10)31(27,28)29;;;/h1-8,13H,(H,22,23)(H,24,25,26)(H,27,28,29);;;/q;3*+1/p-3
• InChIKey: IWSCMFCIEBVJCQ-UHFFFAOYSA-K

Properties

• Refractive index: (Cal.)