2,7-Naphthalenedisulfonicacid,3-hydroxy-4-[2-[4'-[2-(1-hydroxy-4-sulfo-2-naphthalenyl)diazenyl]-3,3'-dimethoxy[1,1'-biphenyl]-4-yl]diazenyl]-,sodium salt (1:3) (6428-98-4)

Identification
Name:	2,7-Naphthalenedisulfonicacid,3-hydroxy-4-[2-[4'-[2-(1-hydroxy-4-sulfo-2-naphthalenyl)diazenyl]-3,3'-dimethoxy[1,1'-biphenyl]-4-yl]diazenyl]-,sodium salt (1:3)
Synonyms:	2,7-Naphthalenedisulfonicacid,3-hydroxy-4-[[4'-[(1-hydroxy-4-sulfo-2-naphthalenyl)azo]-3,3'-dimethoxy[1,1'-biphenyl]-4-yl]azo]-,trisodium salt (9CI); C.I. Direct Blue 9, trisodium salt (8CI); BrasilaminaBlue BW; C.I. 24155; C.I. Direct Blue 9; Congo Blue 2B; Direct Blue C 2B
CAS:	6428-98-4
Molecular Formula:	C34H26 N4 O13 S3 . 3 Na
Molecular Weight:	0
InChI:	InChI=1/C13H8ClF3N2O/c14-11-2-1-9(7-10(11)13(15,16)17)19-12(20)8-3-5-18-6-4-8/h1-7H,(H,19,20)
Molecular Structure:
Properties
Flash Point:	138.2°C
Boiling Point:	304.9°C at 760 mmHg
Density:	1.452g/cm³
Refractive index:	1.579
Flash Point:	138.2°C
Safety Data