Antipyrylazo III
[CAS# 14918-39-9]

Identification

• Classification: Analytical chemistry >> Standard >> Titration standard
• Name: Antipyrylazo III
• Synonyms: (3E,6E)-3,6-Bis[(1,5-Dimethyl-3-Oxo-2-Phenylpyrazol-4-Yl)Hydrazinylidene]-4,5-Dioxonaphthalene-2,7-Disulfonic Acid; 3,6-Bis[(1,5-Dimethyl-3-Oxo-2-Phenyl-Pyrazol-4-Yl)Hydrazono]-4,5-Dioxo-Naphthalene-2,7-Disulfonic Acid; (3E,6E)-3,6-Bis[(1,5-Dimethyl-3-Oxo-2-Phenyl-Pyrazol-4-Yl)Hydrazono]-4,5-Dioxo-Naphthalene-2,7-Disulfonic Acid
• Molecular Formula: C₃₂H₂₈N₈O₁₀S₂
• Molecular Weight: 748.74
• CAS Registry Number: 14918-39-9
• EINECS: 238-988-2
• SMILES: C6=C(N5N(C(=C(N\N=C1\C(=CC4=C(C1=O)C(=O)C(=N/NC2=C(N(N(C2=O)C3=CC=CC=C3)C)C)\C(=C4)[S](O)(=O)=O)[S](O)(=O)=O)C5=O)C)C)C=CC=C6
• InChI: 1S/C32H28N8O10S2/c1-17-25(31(43)39(37(17)3)20-11-7-5-8-12-20)33-35-27-22(51(45,46)47)15-19-16-23(52(48,49)50)28(30(42)24(19)29(27)41)36-34-26-18(2)38(4)40(32(26)44)21-13-9-6-10-14-21/h5-16,33-34H,1-4H3,(H,45,46,47)(H,48,49,50)/b35-27-,36-28-
• InChIKey: PGPGBEKOKWFRAF-FWQLXOFSSA-N

Properties

• Density: 1.636g/cm³ (Cal.)