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ChemicalBook >  Product Catalog >  Dyes and Pigments >  dye >  disodium 5-[[4-[[6-[(4-aminobenzoyl)amino]-1-hydroxy-3-sulphonato-2-naphthyl]azo]benzoyl]amino]salicylate

disodium 5-[[4-[[6-[(4-aminobenzoyl)amino]-1-hydroxy-3-sulphonato-2-naphthyl]azo]benzoyl]amino]salicylate

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disodium 5-[[4-[[6-[(4-aminobenzoyl)amino]-1-hydroxy-3-sulphonato-2-naphthyl]azo]benzoyl]amino]salicylate Basic information

Product Name:
disodium 5-[[4-[[6-[(4-aminobenzoyl)amino]-1-hydroxy-3-sulphonato-2-naphthyl]azo]benzoyl]amino]salicylate
Synonyms:
  • disodium 5-[[4-[[6-[(4-aminobenzoyl)amino]-1-hydroxy-3-sulphonato-2-naphthyl]azo]benzoyl]amino]salicylate
  • 5-[[4-[[6-[(4-Aminobenzoyl)amino]-1-hydroxy-3-sulfo-2-naphthalenyl]azo]benzoyl]amino]-2-hydroxybenzoic acid disodium salt
  • C.I.17805
  • C.I.Direct Red 145
  • disodium,(3Z)-7-[(4-aminobenzoyl)amino]-3-[[4-[(3-carboxy-4-oxidophenyl)carbamoyl]phenyl]hydrazinylidene]-4-oxonaphthalene-2-sulfonate
  • C.I.Direct Red 145:C.I.17805
CAS:
6771-94-4
MF:
C31H21N5Na2O9S
MW:
685.57108
EINECS:
2298345
Mol File:
6771-94-4.mol
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disodium 5-[[4-[[6-[(4-aminobenzoyl)amino]-1-hydroxy-3-sulphonato-2-naphthyl]azo]benzoyl]amino]salicylate Chemical Properties

EPA Substance Registry System
Benzoic acid, 5-[[4-[[6-[(4-aminobenzoyl)amino]-1-hydroxy-3-sulfo-2-naphthalenyl]azo]benzoyl]amino]-2-hydroxy-, disodium salt (6771-94-4)
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disodium 5-[[4-[[6-[(4-aminobenzoyl)amino]-1-hydroxy-3-sulphonato-2-naphthyl]azo]benzoyl]amino]salicylate Usage And Synthesis

Preparation

2-Hydroxy-5-(4-aminobenzamido)benzoic acid?diazo, and 7-(4-Aminobenzamido)-4-hydroxynaphthalene-2-sulfonic acid coupling.

Properties and Applications

colourful red yellow light. Soluble in water for orange brown, and adequate soluble in ethanol for orange. The strong sulfuric acid for quality in red, orange for gold after diluted. The dye solution to join strong hydrochloric acid for orange brown, have precipitation; Add thick sodium hydroxide solution for red light orange brown.

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

disodium 5-[[4-[[6-[(4-aminobenzoyl)amino]-1-hydroxy-3-sulphonato-2-naphthyl]azo]benzoyl]amino]salicylateSupplier

Shaanxi Dideu Newmaterial Co., Ltd.
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