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16013-44-8 4-[(5-chloro-4-methyl-2-sulphophenyl)azo]-3-hydroxy-2-naphthoic acid

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Product Name 4-[(5-chloro-4-methyl-2-sulphophenyl)azo]-3-hydroxy-2-naphthoic acid
CAS No. 16013-44-8
Synonyms Beta oxynaphtholic acid scarlet; Cadmium Red Hue [HO]; Pigment Red 48; Scarlet Lake [HOd]; Watching Red; 2-Naphthalenecarboxylic acid, 4-(2-(5-chloro-4-methyl-2-; 4-[(5-chloro-4-methyl-2-sulfophenyl)hydrazono]-3-oxo-3,4-dihydronaphthalene-2-carboxylic acid; 4-(5-chloro-4-methyl-2-sulfo-phenyl)azo-3-hydroxy-naphthalene-2-carboxylic acid
InChI InChI=1/C18H13ClN2O6S/c1-9-6-15(28(25,26)27)14(8-13(9)19)20-21-16-11-5-3-2-4-10(11)7-12(17(16)22)18(23)24/h2-8,22H,1H3,(H,23,24)(H,25,26,27)
Molecular Formula C18H13ClN2O6S
Molecular Weight 420.8236
Density 1.59g/cm3
Refractive index 1.695