86543-85-3

Basic information

• Product Name: Direct Red 243
• Synonyms: DirectredBS;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
• CAS NO: 86543-85-3
• Molecular Formula: C38H32N10O17S4
• Molecular Weight: 1028.97748
• Mol File: 86543-85-3.mol
• Article Data: 0

Chemical Properties

• Appearance: /
• CAS DataBase Reference: Direct Red 243(CAS DataBase Reference)
• NIST Chemistry Reference: Direct Red 243(86543-85-3)
• EPA Substance Registry System: Direct Red 243(86543-85-3)

Safety Data

• Hazardous Substances Data: 86543-85-3(Hazardous Substances Data)

Usage

Description

Direct Red 243 is a blue-ray red dye that is used for dyeing and printing of cellulose fibers.

Uses

Used in Textile Industry:
Direct Red 243 is used as a dye for cellulose fibers due to its ability to provide a blue-ray red color.
Used in Printing Industry:
Direct Red 243 is used as a printing ink for cellulose fibers, offering a vibrant blue-ray red color.
Properties:
Direct Red 243 possesses acid resistance, alkali resistance, light fastness, and water resistance, making it suitable for various applications in the textile and printing industries.
Standard:
The standard for Direct Red 243 includes a rating of 7 for ISO, 3-4 for acid resistance, 2-3 for alkali resistance, and 3-4 for light fastness.

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

Standard

Acid Resistance

Fading

Stain