3-(2,4-Dihydroxyphenylazo)-4-Hydroxybenzenesulphonic Acid
[CAS# 2918-80-1]

Identification

• Name: 3-(2,4-Dihydroxyphenylazo)-4-Hydroxybenzenesulphonic Acid
• Synonyms: 4-Hydroxy-3-[2-(2-Hydroxy-4-Oxo-1-Cyclohexa-2,5-Dienylidene)Hydrazinyl]Benzenesulfonic Acid; 4-Hydroxy-3-[(N'e)-N'-(2-Hydroxy-4-Oxo-1-Cyclohexa-2,5-Dienylidene)Hydrazino]Benzenesulfonic Acid; 4-Hydroxy-3-[N'-(2-Hydroxy-4-Oxo-1-Cyclohexa-2,5-Dienylidene)Hydrazino]Benzenesulfonic Acid
• Molecular Formula: C₁₂H₁₀N₂O₆S
• Molecular Weight: 310.28
• CAS Registry Number: 2918-80-1
• EINECS: 220-855-5
• SMILES: C1=C([S](O)(=O)=O)C=CC(=C1N\N=C2\C(=CC(=O)C=C2)O)O
• InChI: 1S/C12H10N2O6S/c15-7-1-3-9(12(17)5-7)13-14-10-6-8(21(18,19)20)2-4-11(10)16/h1-6,14,16-17H,(H,18,19,20)/b13-9+
• InChIKey: LELRZZBWPRHHFX-UKTHLTGXSA-N

Properties

• Density: 1.653g/cm³ (Cal.)