2-Naphthalenesulfonicacid, 6-[[4-amino-6(or7)-sulfo-1-naphthalenyl]azo]-3-[[4-[(2,4-diaminophenyl)azo]phenyl]azo]-4-hydroxy-,disodium salt (9CI) (12239-88-2)

Identification
Name:	2-Naphthalenesulfonicacid, 6-[[4-amino-6(or7)-sulfo-1-naphthalenyl]azo]-3-[[4-[(2,4-diaminophenyl)azo]phenyl]azo]-4-hydroxy-,disodium salt (9CI)
Synonyms:	C.I. DirectBlack 141 (8CI); C.I. 31546; Chlorazol Black PB
CAS:	12239-88-2
Molecular Formula:	C32H25 N9 O7 S2 . 2 Na
Molecular Structure:
Properties
Safety Data

Other Product

2-Naphthalenesulfonicacid, 3-[[4-[[4-amino-6(or7)-sulfo-1-naphthalenyl]azo]phenyl]azo]-6-[(2,4-diamino-5-methylphenyl)azo]-4-hydroxy-,disodium salt (9CI)
2,7-Naphthalenedisulfonicacid,5-amino-3-[[4-[[4-[[4-[[4-[(8-amino-1-hydroxy-3,6-disulfo-2-naphthalenyl)azo]-6(or7)-sulfo-1-naphthalenyl]azo]phenyl]amino]-3-sulfophenyl]azo]-6(or7)-sulfo-1-naphthalenyl]azo]-4-hydroxy-, heptasodium salt (9CI)
2-Naphthalenesulfonicacid, 4-hydroxy-3-[[4-[(4-nitro-2-sulfophenyl)azo]-6(or7)-sulfo-1-naphthalenyl]azo]-7-(phenylamino)-, trisodium salt (9CI)
2-Naphthalenesulfonicacid,6-[(2,4-diaminophenyl)azo]-3-[[4-[[4-[[7-[(2,4-diamino-5-sulfophenyl)azo]-1-hydroxy-3-sulfo-2-naphthalenyl]azo]phenyl]amino]-3-sulfophenyl]azo]-4-hydroxy-,sodium salt (9CI)
1,4-Benzenedisulfonicacid,2-[[4-[[4-[[1-hydroxy-6-(phenylamino)-3-sulfo-2-naphthalenyl]azo]-1-naphthalenyl]azo]-6(or7)-sulfo-1-naphthalenyl]azo]-5-methyl-, tetrasodium salt (9CI)
Benzoic acid,5-[[4'-[[4-[[diamino[[3-[(2,4-diaminophenyl)azo]phenyl]azo]phenyl]azo]sulfo-1-naphthalenyl]azo][1,1'-biphenyl]-4-yl]azo]-2-hydroxy-,disodium salt (9CI)
2-Naphthalenesulfonicacid, 3-[2-[4-[2-[4-amino-6(or7)-sulfo-1-naphthalenyl]diazenyl]phenyl]diazenyl]-6-[2-(2,4-diaminophenyl)diazenyl]-4-hydroxy-,sodium salt (1:2)
2-Naphthalenesulfonic acid,6-[[2-amino-4-[(2-hydroxyethyl)amino]- phenyl]azo]-3-[[4-[[4-amino-6(or 7)-sulfo-1-naphthalenyl]azo]phenyl]azo]-4- hydroxy-,disodium salt
2-Naphthalenesulfonicacid,6-[(2,4-diamino-5-sulfophenyl)azo]-4-hydroxy-3-[[4-[[4-[[1-hydroxy-7-[[4-hydroxy-2-[(2-methylphenyl)amino]phenyl]azo]-3-sulfo-2-naphthalenyl]azo]phenyl]amino]-3-sulfophenyl]azo]-,tetrasodium salt (9CI)
Benzoic acid, 5-((4'-((4-((2,4-diaminophenyl)azo)-6(or 7)-sulfo-1-naphthalenyl)azo)(1,1'-biphenyl)-4-yl)azo)-2-hydroxy-, disodium salt
2-Naphthalenesulfonicacid, 5(or 8)-[(7-amino-1-hydroxy-3-sulfo-2-naphthalenyl)azo]-8(or5)-[[4-(phenylazo)-6(or 7)-sulfo-1-naphthalenyl]azo]-, trisodium salt (9CI)
Benzoic acid,2-hydroxy-3-[(4-nitrophenyl)azo]-5-[(6-sulfo-1-naphthalenyl)azo]-,disodium salt
2-Naphthalenesulfonicacid,6-[(2,4-diamino-5-methylphenyl)azo]-3-[[4-[[4-[[7-[(2,4-diamino-5-methylphenyl)azo]-1-hydroxy-3-sulfo-2-naphthalenyl]azo]phenyl]amino]-3-sulfophenyl]azo]-4-hydroxy-,trisodium salt (9CI)
2-Naphthalenesulfonicacid,6-[(2,4-diamino-5-sulfophenyl)azo]-3-[[4-[[4-[[7-[(2,4-diamino-5-sulfophenyl)azo]-1-hydroxy-3-sulfo-2-naphthalenyl]azo]phenyl]amino]-3-sulfophenyl]azo]-4-hydroxy-,sodium salt (9CI)
Benzoic acid,5-[[4'-[[4-[(7-amino-1-hydroxy-3-sulfo-2-naphthalenyl)azo]-6(or7)-sulfo-1-naphthalenyl]azo][1,1'-biphenyl]-4-yl]azo]-2-hydroxy-, trisodiumsalt (9CI)
1-Naphthalenesulfonicacid,4-amino-3-[[4'-[(1-hydroxy-4-sulfo-2-naphthalenyl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-,disodium salt (9CI)
2-Naphthalenesulfonicacid,4,6-dihydroxy-3-[[4-[1-[4-[[1-hydroxy-7-[(phenylsulfonyl)oxy]-3-sulfo-2-naphthalenyl]azo]phenyl]cyclohexyl]phenyl]azo]-,disodium salt (9CI)
6-[(2,4-Diaminophenyl)azo]-3-[[4-[[4-[[7-[(2,4-diamino-5-sulfophenyl)azo]-1-hydroxy-3-sulfo-2-naphthalenyl]azo]-2-sulfophenyl]amino]phenyl]azo]-4-hydroxy-2-naphthalenesulfonic acid tetrasodium salt
6-[(2,4-Diaminophenyl)azo]-3-[[4-[[4-[[7-[(2,4-diamino-5-sulfophenyl)azo]-1-hydroxy-3-sulfo-2-naphthalenyl]azo]phenyl]amino]-3-sulfophenyl]azo]-4-hydroxy-2-naphthalenesulfonic acid tetrasodium salt
2-Naphthalenesulfonic acid,5-[[4-[[4-amino-6(or 7)-sulfo-1-naphthalenyl]azo]-1-naphthalenyl]- azo]-6-hydroxy-,disodium salt