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5-Amino-4-hydroxy-3-[[4'-[(2-hydroxy-1-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2,7-disulfonic acid disodium salt

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5-Amino-4-hydroxy-3-[[4'-[(2-hydroxy-1-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2,7-disulfonic acid disodium salt Basic information
Product Name:5-Amino-4-hydroxy-3-[[4'-[(2-hydroxy-1-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2,7-disulfonic acid disodium salt
Synonyms:5-Amino-4-hydroxy-3-[[4'-[(2-hydroxy-1-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2,7-disulfonic acid disodium salt;C.I.22485;C.I.Direct Blue 19;Direct Blue 3R;2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-((4'-((2-hydroxy-1-naphthalenyl)azo)(1,1'-biphenyl)-4-yl)azo)-, disodium salt;C.I.Direct Blue 19:C.I.22485;Direct Blue 19
CAS:6426-68-2
MF:C32H24N5NaO8S2
MW:693.68
EINECS:
Product Categories:
Mol File:6426-68-2.mol
5-Amino-4-hydroxy-3-[[4'-[(2-hydroxy-1-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2,7-disulfonic acid disodium salt Structure
5-Amino-4-hydroxy-3-[[4'-[(2-hydroxy-1-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2,7-disulfonic acid disodium salt Chemical Properties
EPA Substance Registry SystemC.I. Direct Blue 19 (6426-68-2)
Safety Information
MSDS Information
5-Amino-4-hydroxy-3-[[4'-[(2-hydroxy-1-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2,7-disulfonic acid disodium salt Usage And Synthesis
Preparation4-(4-Aminophenyl)benzenamine double nitriding, and Naphthalen-2-ol coupling, in alkaline conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid?coupling.
Properties and ApplicationsRed light blue and red light navy blue.
Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 5 5 1 2 2
5-Amino-4-hydroxy-3-[[4'-[(2-hydroxy-1-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2,7-disulfonic acid disodium salt Preparation Products And Raw materials
Raw materialsBenzidine-->8-Amino-1-naphthol-3,6-disulfonic acid monosodium salt monohydrate-->2-Naphthol
Tag:5-Amino-4-hydroxy-3-[[4'-[(2-hydroxy-1-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2,7-disulfonic acid disodium salt(6426-68-2) Related Product Information
C.I. Direct Blue 191 trisodium [mu-[3-[[4'-[(2,8-dihydroxy-6-sulpho-1-naphthyl)azo]-3,3'-dihydroxy[1,1'-biphenyl]-4-yl]azo]-4,5-dihydroxynaphthalene-2,7-disulphonato(7-)]]dicuprate(3-) Direct Blue 199 2,9-Triphenodioxazinedisulfonic acid, 6,13- dichloro-3,10-bis[(4-chlorophenyl)amino]-, disodium salt 2,9-triphenodioxazinedisulfonic acid, 6,13-dichloro-3,10-bis[(4-chlorophenyl)am 9-triphenodioxazinedisulfonic acid,6,13-dichloro-3,10-bis[(4-chlorophenyl)amino]- disodium salt 2,9-Triphenodioxazinedisulfonic acid,6,13-dichloro-3,10-bis[(4-chlorophenyl)amino]-,disodium salt Direct blue 215 (C.I. 24415) Direct Blue 201 CHLORAZOL BLACK BH DIRECT BLUE 202 5-Amino-4-hydroxy-3-[[4'-[(1-hydroxy-4-sulfonaphthalen-2-yl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-2,7-naphthalenedisulfonic acid trisodium salt