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Direct Red 243

Basic information Safety Supplier Related

Direct Red 243 Basic information

Product Name:
Direct Red 243
Synonyms:
  • C.I. Direct Red 243
  • Direct red 241 (C.I. 29315)
  • Red BWS
  • Best Direct Supra Red BWS
  • Direct Fast Red BWS
  • Direct Red TBD
  • Everdirect Supra Red BWS
  • Kayarus Supra Red BWS
CAS:
86543-85-3
MF:
C38H32N10O17S4
MW:
1028.97748
Mol File:
86543-85-3.mol
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Direct Red 243 Chemical Properties

EPA Substance Registry System
C.I. Direct Red 243 (86543-85-3)
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Direct Red 243 Usage And Synthesis

Preparation

3-Amino-4-hydroxybenzenesulfonic aciddiazo, in alkaline conditions and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling, its products and 2,4,6-Trichloro-1,3,5-triazine condensation, 2-Amino-5-methoxybenzenesulfonic acid diazo, and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling, again with the condensation products condensation, then with 2-Aminoethanol condensation

Properties and Applications

blue-ray red. Used for dyeing and printing of cellulose fiber.

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 7 3-4 2-3

Direct Red 243 Preparation Products And Raw materials

Raw materials

Direct Red 243Supplier

Winchem Industrial Co. Ltd
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