2,7-Naphthalenedisulfonicacid, 4-amino-5-hydroxy-3-[2-(4-nitrophenyl)diazenyl]-, sodium salt (1:2) (56431-61-9)

Identification
Name:	2,7-Naphthalenedisulfonicacid, 4-amino-5-hydroxy-3-[2-(4-nitrophenyl)diazenyl]-, sodium salt (1:2)
Synonyms:	2,7-Naphthalenedisulfonicacid, 4-amino-5-hydroxy-3-[(4-nitrophenyl)azo]-, disodium salt (9CI); Nitro Red
CAS:	56431-61-9
EINECS:	260-178-2
Molecular Formula:	C16H12 N4 O9 S2 . 2 Na
Molecular Weight:	512.38
InChI:	InChI=1/C16H12N4O9S2/c17-15-14-8(5-11(7-12(14)21)30(24,25)26)6-13(31(27,28)29)16(15)19-18-9-1-3-10(4-2-9)20(22)23/h1-7,18H,17H2,(H,24,25,26)(H,27,28,29)/p-2
Molecular Structure:
Properties
Flash Point:	°C
Boiling Point:	°Cat760mmHg
Density:	g/cm³
Flash Point:	°C
Safety Data

Other Product

2,7-Naphthalenedisulfonicacid,4-[2-[5-[2-(3-amino-4-nitrophenyl)diazenyl]-2,4-dihydroxyphenyl]diazenyl]-5-hydroxy-,sodium salt (1:2)
2,7-Naphthalenedisulfonicacid,4-amino-5-hydroxy-3-[2-(4-methylphenyl)diazenyl]-6-[2-(4-nitrophenyl)diazenyl]-,sodium salt (1:2)
2,7-Naphthalenedisulfonicacid,4-[2-[3-[2-(3-amino-4-nitrophenyl)diazenyl]-2,4-dihydroxyphenyl]diazenyl]-5-hydroxy-,sodium salt (1:2)
2,7-Naphthalenedisulfonicacid, 3-hydroxy-4-[2-(2-hydroxy-5-nitrophenyl)diazenyl]-, sodium salt (1:2)
2,7-Naphthalenedisulfonicacid, 5-amino-4-hydroxy-3-[2-(2-hydroxy-4-nitrophenyl)diazenyl]-, sodium salt(1:2)
2,7-Naphthalenedisulfonicacid, 5-amino-4-hydroxy-3-[2-(2-hydroxy-5-nitrophenyl)diazenyl]-, sodium salt(1:2)
2,7-Naphthalenedisulfonicacid,4-amino-5-hydroxy-3-[2-(2-methyl-5-nitrophenyl)diazenyl]-6-(2-phenyldiazenyl)-,sodium salt (1:2)
2,7-Naphthalenedisulfonicacid,4-hydroxy-5-[[(4-methylphenyl)sulfonyl]amino]-3-[2-(4-nitrophenyl)diazenyl]-,sodium salt (1:2)
2,7-Naphthalenedisulfonicacid,4-amino-6-[2-[4-[[[4-[2-(2,4-diaminophenyl)diazenyl]phenyl]amino]sulfonyl]phenyl]diazenyl]-5-hydroxy-3-[2-(4-nitrophenyl)diazenyl]-,potassium sodium salt (1:?:?)
2,7-Naphthalenedisulfonicacid,4-amino-5-hydroxy-6-[2-[4'-[2-(4-hydroxyphenyl)diazenyl][1,1'-biphenyl]-4-yl]diazenyl]-3-[2-(4-nitrophenyl)diazenyl]-,sodium salt (1:2)
2,7-Naphthalenedisulfonicacid, 4-amino-5-hydroxy-3-[2-(3-nitrophenyl)diazenyl]-6-(2-phenyldiazenyl)-,sodium salt (1:2)
2,7-Naphthalenedisulfonicacid,4-amino-5-hydroxy-6-[2-[2-methyl-4-[2-(2-methylphenyl)diazenyl]phenyl]diazenyl]-3-[2-(4-nitrophenyl)diazenyl]-,sodium salt (1:2)
2,7-Naphthalenedisulfonicacid, 4-amino-5-hydroxy-3-[2-(4-nitrophenyl)diazenyl]-6-(2-phenyldiazenyl)-,sodium salt (1:?)
2,7-Naphthalenedisulfonicacid,4-amino-6-[2-[4-[2-(2,4-diaminophenyl)diazenyl]phenyl]diazenyl]-5-hydroxy-3-[2-(4-nitrophenyl)diazenyl]-,sodium salt (1:2)
2,7-Naphthalenedisulfonicacid,5-amino-3-[2-[4'-[2-(7-amino-1-hydroxy-3-sulfo-2-naphthalenyl)diazenyl][1,1'-biphenyl]-4-yl]diazenyl]-4-hydroxy-,sodium salt (1:2)
2,7-Naphthalenedisulfonicacid,5-amino-3-[2-[4'-[2-(7-amino-1-hydroxy-3-sulfo-2-naphthalenyl)diazenyl][1,1'-biphenyl]-4-yl]diazenyl]-4-hydroxy-,sodium salt (1:3)
2,7-Naphthalenedisulfonicacid, 5-amino-4-hydroxy-3-[2-(2-sulfophenyl)diazenyl]-, sodium salt (1:3)
2,7-Naphthalenedisulfonicacid, 5-amino-4-hydroxy-3-[2-(4-sulfophenyl)diazenyl]-, sodium salt (1:3)
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)