4-[(E)-(2-Hydroxy-1-Naphthyl)Diazenyl]-1-Naphthalenesulfonic Acid
[CAS# 18268-54-7]

Identification

• Name: 4-[(E)-(2-Hydroxy-1-Naphthyl)Diazenyl]-1-Naphthalenesulfonic Acid
• Synonyms: 4-(2-Hydroxy-naphthalen-1-ylazo)-naphthalene-1-sulfonic acid; 4-[(2-hydroxy-1-naphthyl)azo]naphthalenesulphonicacid
• Molecular Formula: C₂₀H₁₄N₂O₄S
• Molecular Weight: 378.40
• CAS Registry Number: 18268-54-7
• EINECS: 242-148-0
• SMILES: C1=CC=C2C(=C1)C=CC(=C2/N=N/C3=CC=C(C4=CC=CC=C43)S(=O)(=O)O)O
• InChI: 1S/C20H14N2O4S/c23-18-11-9-13-5-1-2-6-14(13)20(18)22-21-17-10-12-19(27(24,25)26)16-8-4-3-7-15(16)17/h1-12,23H,(H,24,25,26)/b22-21+
• InChIKey: JSAKRLDIZOGQTN-QURGRASLSA-N

Properties

• Density: 1.4±0.1g/cm³ (Cal.)
• Refractive index: 1.698 (Cal.)