Calcium 2-[(2-Hydroxynaphthyl)Azo]Naphthalene-1,5-Disulphonate
[CAS# 67990-37-8]

Identification

• Name: Calcium 2-[(2-Hydroxynaphthyl)Azo]Naphthalene-1,5-Disulphonate
• Synonyms: Calcium 2-[(N'e)-N'-(2-Oxo-1-Naphthylidene)Hydrazino]Naphthalene-1,5-Disulfonate; Calcium 2-[(N'e)-N'-(2-Keto-1-Naphthylidene)Hydrazino]Naphthalene-1,5-Disulfonate; 1,5-Naphthalenedisulfonic Acid, 2-((2-Hydroxy-1-Naphthalenyl)Azo)-,Calcium Salt (1:1)
• Molecular Formula: C₂₀H₁₂CaN₂O₇S₂
• Molecular Weight: 496.52
• CAS Registry Number: 67990-37-8
• EINECS: 268-059-7
• SMILES: C1=CC(=C([S]([O-])(=O)=O)C2=C1C(=CC=C2)[S]([O-])(=O)=O)N\N=C4/C3=CC=CC=C3C=CC4=O.[Ca++]
• InChI: 1S/C20H14N2O7S2.Ca/c23-17-11-8-12-4-1-2-5-13(12)19(17)22-21-16-10-9-14-15(20(16)31(27,28)29)6-3-7-18(14)30(24,25)26;/h1-11,21H,(H,24,25,26)(H,27,28,29);/q;+2/p-2/b22-19+
• InChIKey: GTTMATFMWWSUPQ-KWNKHXGFSA-L