ChemicalBook >> CAS DataBase List >>trisodium 4-hydroxy-7-[[[[5-hydroxy-7-sulphonato-6-[(o-tolyl)azo]-2-naphthyl]amino]carbonyl]amino]-3-[(2-methyl-4-sulphonatophenyl)azo]naphthalene-2-sulphonate

trisodium 4-hydroxy-7-[[[[5-hydroxy-7-sulphonato-6-[(o-tolyl)azo]-2-naphthyl]amino]carbonyl]amino]-3-[(2-methyl-4-sulphonatophenyl)azo]naphthalene-2-sulphonate

CAS No.
6420-43-5
Chemical Name:
trisodium 4-hydroxy-7-[[[[5-hydroxy-7-sulphonato-6-[(o-tolyl)azo]-2-naphthyl]amino]carbonyl]amino]-3-[(2-methyl-4-sulphonatophenyl)azo]naphthalene-2-sulphonate
Synonyms
C.I.29175;Direct Red 62;Einecs 229-163-8;C.I.Direct Red 62;C.I.Direct Red 62:C.I.29175;Trisodium 4-hydroxy-7-((((5-hydroxy-7-sulphonato-6-((o-tolyl)azo)-2-naphthyl)amino)carbonyl)amino)-3-((2-methyl-4-sulphonatophenyl)azo)naphthalene-2-sulphonate;trisodium 4-hydroxy-7-[[[[5-hydroxy-7-sulphonato-6-[(o-tolyl)azo]-2-naphthyl]amino]carbonyl]amino]-3-[(2-methyl-4-sulphonatophenyl)azo]naphthalene-2-sulphonate;4-Hydroxy-7-[[[[5-hydroxy-6-[(2-methylphenyl)azo]-7-sulfo-2-naphtyl]amino]carbonyl]amino]-3-[(2-methyl-4-sulfophenyl)azo]-2-naphthalenesulfonic acid trisodium salt;2-Naphthalenesulfonic acid, 4-hydroxy-7-[[[[5-hydroxy- 6-[(2-methylphenyl)azo]-7-sulfo-2-naphthalenyl]amino ]carbonyl]amino]-3-[(2-methyl-4-sulfophenyl)az o]-, trisodium salt;trisodium,(2Z)-6-[[(6Z)-6-[(2-methylphenyl)hydrazinylidene]-5-oxo-7-sulfonatonaphthalen-2-yl]carbamoylamino]-2-[(2-methyl-4-sulfonatophenyl)hydrazinylidene]-3-oxonaphthalene-1-sulfonate
CBNumber:
CB3905557
Molecular Formula:
C35H29N6NaO12S3
Molecular Weight:
844.82
MDL Number:
MOL File:
6420-43-5.mol
Last updated:2025-12-31 14:38:37

trisodium 4-hydroxy-7-[[[[5-hydroxy-7-sulphonato-6-[(o-tolyl)azo]-2-naphthyl]amino]carbonyl]amino]-3-[(2-methyl-4-sulphonatophenyl)azo]naphthalene-2-sulphonate Properties

SAFETY

Risk and Safety Statements

TSCA  TSCA listed

trisodium 4-hydroxy-7-[[[[5-hydroxy-7-sulphonato-6-[(o-tolyl)azo]-2-naphthyl]amino]carbonyl]amino]-3-[(2-methyl-4-sulphonatophenyl)azo]naphthalene-2-sulphonate Chemical Properties,Uses,Production

Preparation

4-Amino-3-methylbenzenesulfonic acid diazo, in acetic acid medium and N,N’-bis(4-hydroxy-2-sulfonaphthalene-7-yl)urea coupling, O-Methylanilinediazo, in alkaline conditions and accidentally coupled nitrogen compounds.

Properties and Applications

colourful yellow red. Soluble in water for colourful red, insoluble in ethanol as a pale orange red, insoluble in other organic solvents. The strong sulfuric acid in red for quality, to orange diluted. The dye solution to join strong hydrochloric acid for orange brown, have precipitation; Add thick sodium hydroxide solution have red light orange brown precipitation.

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 4-5 4 2-3 3 3
AATCC 5 4 3 3 3-4

trisodium 4-hydroxy-7-[[[[5-hydroxy-7-sulphonato-6-[(o-tolyl)azo]-2-naphthyl]amino]carbonyl]amino]-3-[(2-methyl-4-sulphonatophenyl)azo]naphthalene-2-sulphonate Preparation Products And Raw materials

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Shaanxi Dideu Medichem Co. Ltd
+86-29-87569262 +86-15003564040 1056@dideu.com China 3970 58
Supplier Advantage
Shaanxi Dideu Medichem Co. Ltd
58
trisodium 4-hydroxy-7-[[[[5-hydroxy-7-sulphonato-6-[(o-tolyl)azo]-2-naphthyl]amino]carbonyl]amino]-3-[(2-methyl-4-sulphonatophenyl)azo]naphthalene-2-sulphonate 2-Naphthalenesulfonic acid, 4-hydroxy-7-[[[[5-hydroxy- 6-[(2-methylphenyl)azo]-7-sulfo-2-naphthalenyl]amino ]carbonyl]amino]-3-[(2-methyl-4-sulfophenyl)az o]-, trisodium salt 4-Hydroxy-7-[[[[5-hydroxy-6-[(2-methylphenyl)azo]-7-sulfo-2-naphtyl]amino]carbonyl]amino]-3-[(2-methyl-4-sulfophenyl)azo]-2-naphthalenesulfonic acid trisodium salt C.I.29175 C.I.Direct Red 62 2-Naphthalenesulfonic acid, 4-hydroxy-7-((((5-hydroxy-6-(2-(2-methylphenyl)diazenyl)-7-sulfo-2-naphthalenyl)amino)carbonyl)amino)-3-(2-(2-methyl-4-sulfophenyl)diazenyl)-, sodium salt (1:3) Einecs 229-163-8 Trisodium 4-hydroxy-7-((((5-hydroxy-7-sulphonato-6-((o-tolyl)azo)-2-naphthyl)amino)carbonyl)amino)-3-((2-methyl-4-sulphonatophenyl)azo)naphthalene-2-sulphonate trisodium,(2Z)-6-[[(6Z)-6-[(2-methylphenyl)hydrazinylidene]-5-oxo-7-sulfonatonaphthalen-2-yl]carbamoylamino]-2-[(2-methyl-4-sulfonatophenyl)hydrazinylidene]-3-oxonaphthalene-1-sulfonate C.I.Direct Red 62:C.I.29175 Direct Red 62 6420-43-5 Organics