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   ChemNet > CAS > 138-28-3 m-[(4-amino-3-methoxyphenyl)azo]benzenesulphonic acid

138-28-3 m-[(4-amino-3-methoxyphenyl)azo]benzenesulphonic acid

product Name m-[(4-amino-3-methoxyphenyl)azo]benzenesulphonic acid
CAS No 138-28-3
Synonyms Benzenesulfonic acid, 3-(2-(4-amino-3-methoxyphenyl)diazenyl)-; Benzenesulfonic acid, 3-((4-amino-3-methoxyphenyl)azo)-; m-((4-Amino-3-methoxyphenyl)azo)benzenesulphonic acid; 3-[(E)-(4-amino-3-methoxyphenyl)diazenyl]benzenesulfonic acid
Molecular Formula C13H13N3O4S
Molecular Weight 307.325
InChI InChI=1/C13H13N3O4S/c1-20-13-8-10(5-6-12(13)14)16-15-9-3-2-4-11(7-9)21(17,18)19/h2-8H,14H2,1H3,(H,17,18,19)/b16-15+
EINECS 205-321-1
Molecular Structure 138-28-3 m-[(4-amino-3-methoxyphenyl)azo]benzenesulphonic acid
Density 1.43g/cm3
Refractive index 1.639
Hazard Symbols
Risk Codes
Safety Description