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15958-19-7 2-chloro-5-[(2-hydroxy-1-naphthyl)azo]toluene-4-sulphonic acid

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Product Name 2-chloro-5-[(2-hydroxy-1-naphthyl)azo]toluene-4-sulphonic acid
CAS No. 15958-19-7
Synonyms D.C. Red No. 9; Lake Red C; Pigment Red 53-1; Red Lake C; 2-Chloro-5-((2-hydroxy-1-naphthyl)azo)toluene-4-sulphonic acid; sodium 5-chloro-4-methyl-2-[2-(2-oxonaphthalen-1(2H)-ylidene)hydrazino]benzenesulfonate; 5-chloro-4-methyl-2-[2-(2-oxonaphthalen-1(2H)-ylidene)hydrazino]benzenesulfonic acid; calcium bis{5-chloro-4-methyl-2-[(2E)-2-(2-oxonaphthalen-1(2H)-ylidene)hydrazino]benzenesulfonate}; barium bis{5-chloro-4-methyl-2-[(2Z)-2-(2-oxonaphthalen-1(2H)-ylidene)hydrazinyl]benzenesulfonate}; strontium bis{5-chloro-4-methyl-2-[(2Z)-2-(2-oxonaphthalen-1(2H)-ylidene)hydrazinyl]benzenesulfonate}; 5-chloro-2-[(2-hydroxy-1-naphthyl)azo]-4-methyl-benzenesulfonic acid
InChI InChI=1/C17H13ClN2O4S/c1-10-8-14(16(9-13(10)18)25(22,23)24)19-20-17-12-5-3-2-4-11(12)6-7-15(17)21/h2-9,21H,1H3,(H,22,23,24)
Molecular Formula C17H13ClN2O4S
Molecular Weight 376.8141
Density 1.48g/cm3
Refractive index 1.675