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C.I. Direct violet 4

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C.I. Direct violet 4 Basic information
Product Name:C.I. Direct violet 4
Synonyms:2-Naphthalenesulfonic acid, 7-amino-3-((4'-((2-amino-8-hydroxy-6-sulfo-1-naphthalenyl)azo)(1,1'-biphenyl)-4-yl)azo)-4-hydroxy-, disodium salt;C.I. Direct violet 4;C.I.Direct Violet 4:C.I.22555;Direct Violet 4
CAS:6472-95-3
MF:C32H22N6Na2O8S2
MW:728.66202
EINECS:
Product Categories:
Mol File:6472-95-3.mol
C.I. Direct violet 4 Structure
C.I. Direct violet 4 Chemical Properties
EPA Substance Registry SystemC.I. Direct Violet 4 (6472-95-3)
Safety Information
MSDS Information
C.I. Direct violet 4 Usage And Synthesis
Preparation4-(4-Aminophenyl)benzenamine double nitriding, first in acid conditions and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid?coupling, and then in alkaline conditions and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling.
Properties and Applicationsdark red light purple. Soluble in water for wine red, and adequate soluble in alcohol for product red. In the dark for the strong sulfuric acid, diluted Red sauce for.
Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 1 5 3 1-2 2
C.I. Direct violet 4 Preparation Products And Raw materials
Raw materials6-Amino-4-hydroxy-2-naphthalenesulfonic acid-->Benzidine-->J acid
Tag:C.I. Direct violet 4(6472-95-3) Related Product Information
2-Naphthalenesulfonic acid, 5,5'-[(3,3'-dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[6-amino-4-hydroxy-, disodium salt 4-Hydroxy-7-phenylamino-3-[[5-methyl-4-[(4-methyl-2-sodiosulfophenyl)azo]-2-methoxyphenyl]azo]naphthalene-2-sulfonic acid sodium salt AZO BLUE 4-Hydroxy-3-[[4'-[(2-hydroxy-8-sodiosulfo-1-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2,5-disulfonic acid disodium salt 3,3'-[(1,1'-Biphenyl-4,4'-diyl)bis(azo)]bis[4-hydroxy-1-naphthalenesulfonic acid sodium] salt 1,3-Naphthalenedisulfonic acid, 8,8'-[[1,1'-biphenyl]-4,4'-diylbis(azo)]bis[7-hydroxy-, tetrasodium salt 6-Amino-4-hydroxy-5-[[4'-[(1-hydroxy-4-sodiosulfo-2-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2-sulfonic acid sodium salt 4-Hydroxy-7-phenylamino-3-[[2,5-dimethyl-4-[(4-methyl-2-sodiosulfophenyl)azo]phenyl]azo]naphthalene-2-sulfonic acid sodium salt N,N'-[1,1'-Biphenyl-4,4'-diylbis(azo)bis(5-hydroxy-7-sodiosulfonaphthalene-6,2-diyl)]bis(glycine sodium) salt