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C.I. Direct brown 13

C.I. Direct brown 13 Structure
C.I. Direct brown 13 structure
CAS No.
8003-82-5
Chemical Name:
C.I. Direct brown 13
Synonyms
Direct Brown 13;C.I. Direct brown 13;C.I.Direct Brown 13:C.I.35710
CBNumber:
CB82492083
Molecular Formula:
C45H32N10O9S2.3Na
Molecular Weight:
989.91
MDL Number:
MOL File:
Mol file
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C.I. Direct brown 13 Properties

EPA Substance Registry System C.I. Direct Brown 13 (8003-82-5)

C.I. Direct brown 13 Chemical Properties,Uses,Production

Preparation

4-(4-Aminophenyl)benzenamine double nitriding, and 2-Hydroxybenzoic acid coupling, and then and 5-Aminonaphthalene-2-sulfonic acid and 8-Aminonaphthalene-2-sulfonic acid coupling, its product to diazo, and 5-Aminonaphthalene-2-sulfonic acid and 8-Aminonaphthalene-2-sulfonic acid diazo, and Benzene-1,3-diamine coupled to a product matches.

Properties and Applications

brown. Soluble in water is palm red light, soluble in alcohol. The strong sulfuric acid for purple. The dye solution to join strong hydrochloric acid for red orange solution; With strong sodium hydroxide solution have brown light orange precipitation.

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

C.I. Direct brown 13 Preparation Products And Raw materials

Raw materials

1-Naphthylamine-7-sulfonic acid Salicylic acid Benzidine 1-Aminonaphthalene-6-sulfonic acid m-Phenylenediamine

Preparation Products

8003-82-5(C.I. Direct brown 13)Related Search:

Direct Brown 123 Copper, 2,2'-[carbonylbis[imino(1-hydroxy-3-sulfo-6,2-naphthalenediyl)azo]]bis[benzoic acid] complex Benzenesulfonic acid, 3,3'-[carbonylbis[imino(5-methoxy-2-methyl-4,1-phenylene)azo]]bis[5-amino-4-methyl-, disodium salt 5-Amino-3-[[4'-[[2,4-diamino-5-[[3-[(2,4-diaminophenyl)azo]phenyl]azo]phenyl]azo][1,1'-biphenyl]-4-yl]azo]-4-hydroxynaphthalene-2,7-disulfonic acid disodium salt DIRECT BROWN 115
Direct Brown 119 C.I. Direct Brown 132 DIRECT BROWN 116 DIRECT BROWN 106

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C.I. Direct brown 13 Direct Brown 13 C.I.Direct Brown 13:C.I.35710 8003-82-5