3-[[4-[(4-Hydroxyphenyl)Azo]-2,5-Dimethoxyphenyl]Azo]Benzenesulphonic Acid
[CAS# 61886-19-9]

Identification

• Name: 3-[[4-[(4-Hydroxyphenyl)Azo]-2,5-Dimethoxyphenyl]Azo]Benzenesulphonic Acid
• Synonyms: 3-[2,5-Dimethoxy-4-[N'-(4-Oxo-1-Cyclohexa-2,5-Dienylidene)Hydrazino]Phenyl]Azobenzenesulfonic Acid; 3-[4-[N'-(4-Keto-1-Cyclohexa-2,5-Dienylidene)Hydrazino]-2,5-Dimethoxy-Phenyl]Azobenzenesulfonic Acid; 3-((4-((4-Hydroxyphenyl)Azo)-2,5-Dimethoxyphenyl)Azo)Benzenesulphonic Acid
• Molecular Formula: C₂₀H₁₈N₄O₆S
• Molecular Weight: 442.45
• CAS Registry Number: 61886-19-9
• EINECS: 263-284-7
• SMILES: C2=C(NN=C1C=CC(=O)C=C1)C(=CC(=C2OC)N=NC3=CC(=CC=C3)[S](O)(=O)=O)OC
• InChI: 1S/C20H18N4O6S/c1-29-19-12-18(24-22-14-4-3-5-16(10-14)31(26,27)28)20(30-2)11-17(19)23-21-13-6-8-15(25)9-7-13/h3-12,23H,1-2H3,(H,26,27,28)
• InChIKey: KHKHONGBRPQWNP-UHFFFAOYSA-N

Properties

• Density: 1.41g/cm³ (Cal.)