2,7-Naphthalenedisulfonicacid,4-[2-[2,4-dihydroxy-3-[2-(4-nitrophenyl)diazenyl]-5-[2-[4-[2-(4-nitro-2-sulfophenyl)diazenyl]phenyl]diazenyl]phenyl]diazenyl]-5-hydroxy-,sodium salt (1:3) (116628-42-3)

Identification
Name:	2,7-Naphthalenedisulfonicacid,4-[2-[2,4-dihydroxy-3-[2-(4-nitrophenyl)diazenyl]-5-[2-[4-[2-(4-nitro-2-sulfophenyl)diazenyl]phenyl]diazenyl]phenyl]diazenyl]-5-hydroxy-,sodium salt (1:3)
Synonyms:	2,7-Naphthalenedisulfonicacid,4-[[2,4-dihydroxy-3-[(4-nitrophenyl)azo]-5-[[4-[(4-nitro-2-sulfophenyl)azo]phenyl]azo]phenyl]azo]-5-hydroxy-,trisodium salt (9CI); Sella Fast Brown DGR; Vopsider Brown VDGR
CAS:	116628-42-3
Molecular Formula:	C34H22 N10 O16 S3 . 3 Na
Molecular Structure:
Properties
Safety Data

Other Product

2,7-Naphthalenedisulfonicacid,4-[2-[2,6-dihydroxy-3-[2-(4-nitrophenyl)diazenyl]-5-[2-[4-(phenylamino)-3-sulfophenyl]diazenyl]phenyl]diazenyl]-5-hydroxy-,sodium salt (1:3)
2,7-Naphthalenedisulfonicacid,5-[2-[2,4-dihydroxy-5-[2-[4-(phenylamino)-3-sulfophenyl]diazenyl]phenyl]diazenyl]-4-hydroxy-3-[2-(4-nitrophenyl)diazenyl]-,sodium salt (1:3)
2,7-Naphthalenedisulfonicacid,4-[2-[2,4-dihydroxy-3-[2-(4-nitrophenyl)diazenyl]-5-[2-[4-(phenylamino)-3-sulfophenyl]diazenyl]phenyl]diazenyl]-5-hydroxy-,sodium salt (1:?)
2-Naphthalenesulfonicacid,6-[2-[2,4-dihydroxy-3-[2-(4-nitrophenyl)diazenyl]phenyl]diazenyl]-4-hydroxy-3-[2-(2-hydroxy-3-nitro-5-sulfophenyl)diazenyl]-,sodium salt (1:2)
2-Naphthalenesulfonicacid,6-[2-[2,4-dihydroxy-3-[2-(2-hydroxy-3-nitro-5-sulfophenyl)diazenyl]phenyl]diazenyl]-4-hydroxy-3-[2-(4-nitrophenyl)diazenyl]-,sodium salt (1:2)
2-Naphthalenesulfonicacid,6-[2-[2,6-dihydroxy-3-[2-(2-hydroxy-3-nitro-5-sulfophenyl)diazenyl]phenyl]diazenyl]-4-hydroxy-3-[2-(4-nitrophenyl)diazenyl]-,sodium salt (1:2)
2,7-Naphthalenedisulfonicacid,5-[2-[2,4-dihydroxy-5-[2-(4-nitrophenyl)diazenyl]-3-[2-[4-(phenylamino)-3-sulfophenyl]diazenyl]phenyl]diazenyl]-4-hydroxy-3-[2-[4-(phenylamino)-3-sulfophenyl]diazenyl]-,sodium salt (1:4)
2,7-Naphthalenedisulfonicacid,4-[2-[2,4-dihydroxy-5-[2-(2-hydroxy-4-nitrophenyl)diazenyl]-3-[2-(4-nitrophenyl)diazenyl]phenyl]diazenyl]-5-hydroxy-,sodium salt (1:2)
2,7-Naphthalenedisulfonicacid,4-[2-[2,4-dihydroxy-3-[2-(2-hydroxy-4-nitrophenyl)diazenyl]-5-[2-(4-nitrophenyl)diazenyl]phenyl]diazenyl]-5-hydroxy-,sodium salt (1:2)
2,7-Naphthalenedisulfonicacid,5-[2-[2,4-dihydroxy-3-[2-(4-nitrophenyl)diazenyl]phenyl]diazenyl]-4-hydroxy-3-[2-(2-hydroxy-5-nitrophenyl)diazenyl]-,sodium salt (1:2)
2,7-Naphthalenedisulfonicacid,5-[2-[2,4-dihydroxy-5-[2-[4-[(4-nitro-2-sulfophenyl)amino]phenyl]diazenyl]phenyl]diazenyl]-4-hydroxy-3-[2-[4-[(4-nitro-2-sulfophenyl)amino]phenyl]diazenyl]-,sodium salt (1:4)
2,7-Naphthalenedisulfonicacid,5-[2-[2,4-dihydroxy-5-[2-(4-nitrophenyl)diazenyl]phenyl]diazenyl]-4-hydroxy-3-[2-(4-nitrophenyl)diazenyl]-,sodium salt (1:2)
Benzenesulfonic acid,4-[2-[2,4-diamino-5-[2-(3-sulfophenyl)diazenyl]phenyl]diazenyl]-2-[2-[2,6-dihydroxy-3-[2-(4-nitrophenyl)diazenyl]phenyl]diazenyl]-,sodium salt (1:2)
2,7-Naphthalenedisulfonicacid,5-[2-[2,4-dihydroxy-5-[2-[4-(6-methyl-2-benzothiazolyl)-3-sulfophenyl]diazenyl]phenyl]diazenyl]-4-hydroxy-3-[2-[3-sulfo-4-[2-(4-sulfophenyl)diazenyl]phenyl]diazenyl]-,sodium salt (1:5)
2,7-Naphthalenedisulfonicacid,5-[2-[2,4-dihydroxy-5-[2-(2-hydroxy-3,5-dinitrophenyl)diazenyl]phenyl]diazenyl]-4-hydroxy-3-[2-(4-nitrophenyl)diazenyl]-,sodium salt (1:2)
2,7-Naphthalenedisulfonicacid,4-[2-[2,4-dihydroxy-5-[2-(2-hydroxy-3,5-dinitrophenyl)diazenyl]-3-[2-(4-nitrophenyl)diazenyl]phenyl]diazenyl]-5-hydroxy-,sodium salt (1:2)
2,7-Naphthalenedisulfonicacid,3-[2-(2-chloro-4-nitrophenyl)diazenyl]-4-hydroxy-5-[2-[2-hydroxy-4-[[3-hydroxy-4-[2-[4-[(4-nitro-2-sulfophenyl)amino]phenyl]diazenyl]phenyl]amino]phenyl]diazenyl]-,sodium salt (1:3)
1,3-Naphthalenedisulfonicacid, 4-amino-5-hydroxy-6-[2-[4-[2-(4-sulfophenyl)diazenyl]phenyl]diazenyl]-,sodium salt (1:3)
Benzoic acid,5-[2-[5-[2-(3-chloro-2-hydroxy-5-sulfophenyl)diazenyl]-2,4-dihydroxy-3-[2-(4-nitrophenyl)diazenyl]phenyl]diazenyl]-2-hydroxy-,sodium salt (1:2)
Benzenesulfonic acid,2-[2-[2,4-dihydroxy-3-[2-(4-nitrophenyl)diazenyl]-5-[2-(4-sulfophenyl)diazenyl]phenyl]diazenyl]-5-nitro-,sodium salt (1:2)