1-Naphthalenesulfonic acid, 4-amino-, diazotized, coupled with 2-(2,4-dihydroxyphenyl)-3,5,7-trihydroxy-4H-1-benzopyran-4-one and (3,4-dihydroxyphenyl)(2,4,6-trihydroxyphenyl)methanone

CAS NO: 12236-46-3
Molecular Formula: C10H9NO3S
Molecular Weight: 223.24836

Synonyms

CHOCOLATEBROWNFB

C.I. Food Brown 2

1-Naphthalenesulfonic acid, 4-amino-, diazotized, coupled with 2-(2,4-dihydroxyphenyl)-3,5,7-trihydroxy-4H-1-benzopyran-4-one and (3,4-dihydroxyphenyl)(2,4,6-trihydroxyphenyl)methanone