DIRECT BROWN 59

CAS No.
Chemical Name:
DIRECT BROWN 59
Synonyms
DIRECT BROWN 59;C.I.Direct Brown 59:C.I.22345
CBNumber:
CB5392508
Molecular Formula:
Molecular Weight:
0
MDL Number:
MFCD00280055
MOL File:
Mol file

DIRECT BROWN 59 Chemical Properties,Uses,Production

Preparation

4-(4-Aminophenyl)benzenamine double nitriding, first coupled with 2-Hydroxybenzoic acid, and then in alkaline conditions and 4-Hydroxy-6-(phenylamino)naphthalene-2-sulfonic acid coupling.

Properties and Applications

black light brown. Soluble in water for olive brown, soluble in ethanol for red brown, slightly soluble in acetone. The strong sulfuric acid for purple, diluted Shallow red brown for; In nitric acid in by the red light brown into olive brown. The dye solution to join strong hydrochloric acid have dark brown precipitation; Add thick sodium hydroxide solution have red light brown precipitation.

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 3 4 3 3 2-3
AATCC 5 4 3-4 3-4 2

DIRECT BROWN 59 Preparation Products And Raw materials

DIRECT BROWN 59 Suppliers

Global( 1)Suppliers
Supplier Tel Email Country ProdList Advantage
Pylam Products Company, Inc. -- sales@pylamdyes.com United States 3257 30
Supplier Advantage
Pylam Products Company, Inc. 30
DIRECT BROWN 59 C.I.Direct Brown 59:C.I.22345