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Acid Red 374

Basic information Safety Supplier Related

Acid Red 374 Basic information

Product Name:
Acid Red 374
Synonyms:
  • Best Acid Milling Scarlet F 2G
  • Acid Red 374
  • 1,3-Naphthalenedisulfonic acid, 7-hydroxy-8-4-1-4-(1-hydroxy-4-sulfo-2-naphthalenyl)azophenylcyclohexylphenylazo-, trisodium salt
  • Acid red 374 (C.I. 24785)
  • Scarlet FG
  • C.I. Acid Red 374
  • trisodium 7-hydroxy-8-[[4-[1-[4-[(1-hydroxy-4-sulphonato-2-naphthyl)azo]phenyl]cyclohexyl]phenyl]azo]naphthalene-1,3-disulphonate
  • Weak Acid Scarlet FG
CAS:
6507-78-4
MF:
C38H29N4Na3O11S3
MW:
882.82137
EINECS:
229-397-0
Mol File:
6507-78-4.mol
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Acid Red 374 Chemical Properties

CAS DataBase Reference
6507-78-4
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Acid Red 374 Usage And Synthesis

Preparation

1,1-Bis(4-aminophenyl)cyclohexane double nitriding, respectively with the 7-Hydroxynaphthalene-1,3-disulfonic acid and 4-Hydroxynaphthalene-1-sulfonic acid coupling.

Properties and Applications

colourful red yellow light. Dark red powder, soluble in water for orange red, slightly soluble in ethanol for golden brown. The strong sulfuric acid to red light purple, to orange diluted. The dye solution to join strong hydrochloric acid for orange red, add thick sodium hydroxide solution for orange brown. Used for wool, silk and polyamide fiber dyeing.

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 5 4-5 5 Acid
Alkali5 4
4-5 5

Acid Red 374 Preparation Products And Raw materials

Raw materials

Acid Red 374Supplier

Winchem Industrial Co. Ltd
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Shanghai JONLN Reagent Co., Ltd.
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Shanghai Orgchem Co.,Ltd.
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Dideu Industries Group Limited
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