trisodium 5-amino-3-[[4'-[(6-amino-1-hydroxy-3-sulphonato-2-naphthyl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-4-hydroxynaphthalene-2,7-disulphonate

CAS No.: 6420-22-0

Chemical Name:: trisodium 5-amino-3-[[4'-[(6-amino-1-hydroxy-3-sulphonato-2-naphthyl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-4-hydroxynaphthalene-2,7-disulphonate

Synonyms: C.I.23820;Direct Blue 295;Benzo Navy Blue BM;C.I.Direct Blue 295:C.I.23820;trisodium 5-amino-3-[[4'-[(6-amino-1-hydroxy-3-sulphonato-2-naphthyl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-4-hydroxynaphthalene-2,7-disulphonate;Trisodium 5-amino-3-((4'-((6-amino-1-hydroxy-3-sulphonato-2-naphthyl)azo)-3,3'-dimethyl (1,1'-biphenyl)-4-yl)azo)-4-hydroxynaphthalene-2,7-disulphonate;5-Amino-3-[[4'-[(6-amino-1-hydroxy-3-sulfonaphthalen-2-yl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-4-hydroxy-2,7-naphthalenedisulfonic acid trisodium salt;5-Amino-3-[[4'-[(6-amino-1-hydroxy-3-sodiosulfo-2-naphthalenyl)azo]-3,3'-dimethyl-1,1'-biphenyl-4-yl]azo]-4-hydroxynaphthalene-2,7-disulfonic acid disodium salt;2,7-Naphthalenedisulfonic acid, 5-amino-3-[[4'-[(6-amino- 1-hydroxy-3-sulfo-2-naphthalenyl)azo]-3,3'-dimethyl [1,1'-biphenyl]-4-yl]azo]-4-hydroxy-, trisodium salt;trisodium,(3Z)-5-amino-3-[[4-[4-[(2E)-2-(6-amino-1-oxo-3-sulfonatonaphthalen-2-ylidene)hydrazinyl]-3-methylphenyl]-2-methylphenyl]hydrazinylidene]-4-oxonaphthalene-2,7-disulfonate

CBNumber:: CB0898166

Molecular Formula:: C34H29N6NaO11S3

Molecular Weight:: 816.81

MOL File:: 6420-22-0.mol

Modify Date:: 2023/5/4 15:13:45

Request For Quotation

trisodium 5-amino-3-[[4'-[(6-amino-1-hydroxy-3-sulphonato-2-naphthyl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-4-hydroxynaphthalene-2,7-disulphonate Properties

EPA Substance Registry System	2,7-Naphthalenedisulfonic acid, 5-amino-3-[[4'-[(6-amino-1-hydroxy-3-sulfo-2-naphthalenyl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-4-hydroxy-, trisodium salt (6420-22-0)

SAFETY

Risk and Safety Statements

Symbol(GHS)	GHS08
Signal word	Warning
Hazard statements	H302-H318
Precautionary statements	P280-P305+P351+P338-P310-P264-P270-P301+P312-P330-P501

trisodium 5-amino-3-[[4'-[(6-amino-1-hydroxy-3-sulphonato-2-naphthyl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-4-hydroxynaphthalene-2,7-disulphonate Chemical Properties,Uses,Production

Preparation

3,3′-Dimethylbenzidine double nitriding, in alkaline conditions first and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid?coupling, and then in alkaline conditions and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling.

Properties and Applications

blue. Soluble in water for deep purple, soluble in ethanol. The strong sulfuric acid for blue, for purple diluted. The dye solution to join strong hydrochloric acid for dark purple; Add thick sodium hydroxide solution for dark purple.

trisodium 5-amino-3-[[4'-[(6-amino-1-hydroxy-3-sulphonato-2-naphthyl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-4-hydroxynaphthalene-2,7-disulphonate Preparation Products And Raw materials

Raw materials

J acid 8-Amino-1-naphthol-3,6-disulfonic acid monosodium salt monohydrate O-Tolidine

Preparation Products

6420-22-0(trisodium 5-amino-3-[[4'-[(6-amino-1-hydroxy-3-sulphonato-2-naphthyl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-4-hydroxynaphthalene-2,7-disulphonate)Related Search:

Direct Blue 29 Direct Blue 297 Direct Blue 291 Direct Blue 293 DIRECTBLUE296

Direct Blue 299 Direct Blue 290 OXAMINE BLUE 4R Direct Blue 294

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Benzo Navy Blue BM C.I.23820 trisodium 5-amino-3-[[4'-[(6-amino-1-hydroxy-3-sulphonato-2-naphthyl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-4-hydroxynaphthalene-2,7-disulphonate Trisodium 5-amino-3-((4'-((6-amino-1-hydroxy-3-sulphonato-2-naphthyl)azo)-3,3'-dimethyl (1,1'-biphenyl)-4-yl)azo)-4-hydroxynaphthalene-2,7-disulphonate 2,7-Naphthalenedisulfonic acid, 5-amino-3-[[4'-[(6-amino- 1-hydroxy-3-sulfo-2-naphthalenyl)azo]-3,3'-dimethyl [1,1'-biphenyl]-4-yl]azo]-4-hydroxy-, trisodium salt 5-Amino-3-[[4'-[(6-amino-1-hydroxy-3-sodiosulfo-2-naphthalenyl)azo]-3,3'-dimethyl-1,1'-biphenyl-4-yl]azo]-4-hydroxynaphthalene-2,7-disulfonic acid disodium salt 5-Amino-3-[[4'-[(6-amino-1-hydroxy-3-sulfonaphthalen-2-yl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-4-hydroxy-2,7-naphthalenedisulfonic acid trisodium salt trisodium,(3Z)-5-amino-3-[[4-[4-[(2E)-2-(6-amino-1-oxo-3-sulfonatonaphthalen-2-ylidene)hydrazinyl]-3-methylphenyl]-2-methylphenyl]hydrazinylidene]-4-oxonaphthalene-2,7-disulfonate C.I.Direct Blue 295:C.I.23820 Direct Blue 295 6420-22-0 Organics