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18268-54-7 4-[(2-hydroxy-1-naphthyl)azo]naphthalenesulphonic acid

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Product Name 4-[(2-hydroxy-1-naphthyl)azo]naphthalenesulphonic acid
CAS No. 18268-54-7
Synonyms ACID RED 88 (C.I. 15620); 4-[(2Z)-2-(2-oxonaphthalen-1(2H)-ylidene)hydrazino]naphthalene-1-sulfonic acid
InChI InChI=1/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/h1-12,21H,(H,24,25,26)/b22-20-
Molecular Formula C20H14N2O4S
Molecular Weight 378.4012
Density 1.42g/cm3
Refractive index 1.698