1,6-Naphthalenedisulfonicacid,7-[2-[4'-[2-(8-amino-1-hydroxy-5-sulfo-2-naphthalenyl)diazenyl]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]diazenyl]-8-hydroxy-,sodium salt (1:3) (6420-13-9)

Identification
Name:	1,6-Naphthalenedisulfonicacid,7-[2-[4'-[2-(8-amino-1-hydroxy-5-sulfo-2-naphthalenyl)diazenyl]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]diazenyl]-8-hydroxy-,sodium salt (1:3)
Synonyms:	1,6-Naphthalenedisulfonicacid,7-[[4'-[(8-amino-1-hydroxy-5-sulfo-2-naphthalenyl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-8-hydroxy-,trisodium salt (9CI); 1,6-Naphthalenedisulfonic acid,7-[[4'-[(8-amino-1-hydroxy-5-sulfo-2-naphthyl)azo]-3,3'-dimethyl-4-biphenylyl]azo]-8-hydroxy-,trisodium salt (8CI); C.I. 23740; Columbia Blue G; NSC 75780
CAS:	6420-13-9
Molecular Formula:	C34H27 N5 O11 S3 . 3 Na
Molecular Weight:	777.8001
InChI:	InChI=1/C34H27N5O11S3/c1-17-14-19(6-10-24(17)36-38-26-12-8-22-27(51(42,43)44)13-9-23(35)31(22)33(26)40)20-7-11-25(18(2)15-20)37-39-32-29(53(48,49)50)16-21-4-3-5-28(52(45,46)47)30(21)34(32)41/h3-16,36-37H,35H2,1-2H3,(H,42,43,44)(H,45,46,47)(H,48,49,50)/b38-26+,39-32-
Molecular Structure:
Properties
Flash Point:	°C
Boiling Point:	°Cat760mmHg
Density:	1.66g/cm³
Refractive index:	1.753
Flash Point:	°C
Safety Data