1-Naphthalenesulfonicacid,4-hydroxy-3-[2-[4'-[2-(1-hydroxy-5-sulfo-2-naphthalenyl)diazenyl]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]diazenyl]-,sodium salt (1:2) (6420-06-0)

Identification
Name:	1-Naphthalenesulfonicacid,4-hydroxy-3-[2-[4'-[2-(1-hydroxy-5-sulfo-2-naphthalenyl)diazenyl]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]diazenyl]-,sodium salt (1:2)
Synonyms:	1-Naphthalenesulfonicacid,4-hydroxy-3-[[4'-[(1-hydroxy-5-sulfo-2-naphthalenyl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-,disodium salt (9CI); Azo Blue (6CI); C.I. Direct Violet 28 (7CI); C.I. DirectViolet 28, disodium salt (8CI); C.I. 23685
CAS:	6420-06-0
Molecular Formula:	C34H26 N4 O8 S2 . 2 Na
Molecular Weight:	728.74
InChI:	InChI=1/C34H26N4O8S2.2Na/c1-19-7-5-8-21(15-19)22-13-14-26(20(2)16-22)35-36-27-17-28(34(40)25-11-6-12-30(32(25)27)47(41,42)43)37-38-29-18-31(48(44,45)46)23-9-3-4-10-24(23)33(29)39;;/h3-18,35-36H,1-2H3,(H,41,42,43)(H,44,45,46);;/q;2*+1/p-2/b37-28-,38-29+;;
Molecular Structure:
Properties
Specification:	AZO Blue ,its CAS NO. is 6420-06-0,the synonyms is Ci 23685 ; Direct violet 39 ; Brilliant acid blue 3b ; 1-Naphthalenesulfonicacid,4-hydroxy-3-((4'-((1-hydroxy-5-sulfo-2-naphthalenyl ; 1-Naphthalenesulfonicacid,4-hydroxy-3-[[4'-[(1-hydroxy-5-sulfo-2-naphthalenyl ; 3'-Dimethyl(1,1'-biphenyl)-4-yl)azo)-)azo)-disodiumsalt ; 3'-Dimethyl[1,1'-biphenyl]-4-yl]azo]-)azo]-disodiumsalt .
Safety Data