2,7-Naphthalenedisulfonicacid,5-amino-3-[2-[4'-[2-[2,6-diamino-3-[(2,4-diamino-5-methylphenyl)methyl]-5-methylphenyl]diazenyl]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]diazenyl]-4-hydroxy-,sodium salt (1:2) (6405-96-5)

Identification
Name:	2,7-Naphthalenedisulfonicacid,5-amino-3-[2-[4'-[2-[2,6-diamino-3-[(2,4-diamino-5-methylphenyl)methyl]-5-methylphenyl]diazenyl]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]diazenyl]-4-hydroxy-,sodium salt (1:2)
Synonyms:	2,7-Naphthalenedisulfonicacid,5-amino-3-[[4'-[[2,6-diamino-3-[(2,4-diamino-5-methylphenyl)methyl]-5-methylphenyl]azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-4-hydroxy-,disodium salt (9CI); 2,7-Naphthalenedisulfonic acid,5-amino-3-[[4'-[[2,6-diamino-a3-(4,6-diamino-m-tolyl)-3,5-xylyl]azo]-3,3'-dimethyl-4-biphenylyl]azo]-4-hydroxy-,disodium salt (8CI); C.I. 23390; Toluylene Black Blue RO
CAS:	6405-96-5
Molecular Formula:	C39H39 N9 O7 S2 . 2 Na
Molecular Weight:	465.3066
InChI:	InChI=1/C20H14Cl2N2O5S/c1-10(19(27)28)29-12-7-5-11(6-8-12)9-13-17(25)23-20(30)24(18(13)26)15-4-2-3-14(21)16(15)22/h2-10H,1H3,(H,27,28)(H,23,25,30)/b13-9+
Molecular Structure:
Properties
Flash Point:	°C
Boiling Point:	°Cat760mmHg
Density:	1.6g/cm³
Refractive index:	1.714
Flash Point:	°C
Safety Data