64743-15-3

Basic information

• Product Name: Direct Brown 222
• Synonyms: Direct Brown 222;Direct brown 222 (C.I. 30368);5-[[4'-[[2,6-Diamino-3-methyl-5-[(4-sulfophenyl)azo]phenyl]azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-2-hydroxybenzoic acid disodium salt;C.I.30368;C.I.Direct Brown 222;Direct Brown 3GA;Kayaku Direct Brown 3GA
• CAS NO: 64743-15-3
• Molecular Formula: C34H30 N8 O6 S . 2 Na
• Molecular Weight: 724.71
• Mol File: 64743-15-3.mol
• Article Data: 0

Chemical Properties

• Appearance: /
• CAS DataBase Reference: Direct Brown 222(CAS DataBase Reference)
• NIST Chemistry Reference: Direct Brown 222(64743-15-3)
• EPA Substance Registry System: Direct Brown 222(64743-15-3)

Safety Data

• Hazardous Substances Data: 64743-15-3(Hazardous Substances Data)

Usage

Description

Direct Brown 222 is a dark yellow to light brown dye that is primarily used for coloring paper.

Uses

Used in Paper Industry:
Direct Brown 222 is used as a dye for coloring paper due to its ability to provide a dark yellow to light brown color.
Standard:
Direct Brown 222 has a standard rating of 2 for acid resistance, 1 for alkali resistance, 3 for light fastness, 2 for soaping, 4 for water fading, 3-4 for stain fading, and 2 for ISO rating.

Preparation

3,3′-Dimethylbenzidine double nitriding,first coupled with 2-Hydroxybenzoic acid , then and 4-Aminobenzenesulfonic acid diazo, and 4-Methylbenzene-1,3-diamine coupled to accidentally coupled nitrogen compounds.

Standard

Acid Resistance

Fading

Stain

ISO

2

InChI:InChI=1/C34H30N8O6S.2Na/c1-18-14-21(4-11-27(18)39-38-24-8-13-30(43)26(17-24)34(44)45)22-5-12-28(19(2)15-22)40-42-33-31(35)20(3)16-29(32(33)36)41-37-23-6-9-25(10-7-23)49(46,47)48;;/h4-17,39H,35-36H2,1-3H3,(H,44,45)(H,46,47,48);;/q;2*+1/p-2/b38-24+,41-37+,42-40+;;