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Benzenesulfonic acid, 4-amino-2-[(2,4-diaminophenyl)azo]-5-[[3-[(2,4-diaminophenyl)azo]phenyl]azo]-, monosodium salt

Benzenesulfonic acid, 4-amino-2-[(2,4-diaminophenyl)azo]-5-[[3-[(2,4-diaminophenyl)azo]phenyl]azo]-, monosodium salt Structure
Benzenesulfonic acid, 4-amino-2-[(2,4-diaminophenyl)azo]-5-[[3-[(2,4-diaminophenyl)azo]phenyl]azo]-, monosodium salt structure
CAS No.
6428-63-3
Chemical Name:
Benzenesulfonic acid, 4-amino-2-[(2,4-diaminophenyl)azo]-5-[[3-[(2,4-diaminophenyl)azo]phenyl]azo]-, monosodium salt
Synonyms
Direct Brown 138;C.I.Direct Brown 138:C.I.31500;Benzenesulfonic acid, 4-amino-2-[(2,4-diaminophenyl)azo]-5-[[3-[(2,4-diaminophenyl)azo]phenyl]azo]-, monosodium salt
CBNumber:
CB44769734
Molecular Formula:
C24H22N11NaO3S
Molecular Weight:
567.55815
MDL Number:
MOL File:
6428-63-3.mol
Request For Quotation

Benzenesulfonic acid, 4-amino-2-[(2,4-diaminophenyl)azo]-5-[[3-[(2,4-diaminophenyl)azo]phenyl]azo]-, monosodium salt Chemical Properties,Uses,Production

Preparation

N-(3-aminophenyl)formamide diazo, and 2,4-Diaminobenzenesulfonic acid coupling, hydrolysis amino acylation, product double nitriding, and Benzene-1,3-diamine (2 Moore) coupled.

Properties and Applications

red light brown. Soluble in water for orange brown, slightly soluble in alcohol. The strong sulfuric acid for ash to violet black, yellow to orange for diluted brown. The dye solution to join strong hydrochloric acid have dark brown precipitation; Add thick sodium hydroxide solution for orange brown; Add 10% sulfuric acid don’t change; Add 10% sodium hydroxide solution micro to become red.

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 3 5 2 3-4 4
AATCC 5 5 1-2 2-3 5

Benzenesulfonic acid, 4-amino-2-[(2,4-diaminophenyl)azo]-5-[[3-[(2,4-diaminophenyl)azo]phenyl]azo]-, monosodium salt Preparation Products And Raw materials

Raw materials

N-(3-aminophenyl)formamide 2,4-Diaminobenzenesulfonic acid m-Phenylenediamine

Preparation Products

6428-63-3(Benzenesulfonic acid, 4-amino-2-[(2,4-diaminophenyl)azo]-5-[[3-[(2,4-diaminophenyl)azo]phenyl]azo]-, monosodium salt)Related Search:

Direct Brown 148 C.I. Direct brown 151, disodium salt C.I. Direct brown 14 Direct Brown 146 2-Naphthalenesulfonic acid, 6-[(2,4-diaminophenyl)azo]-3-[[3-[(2,4-diaminophenyl)azo]phenyl]azo]-4-hydroxy-, monosodium salt
Benzenesulfonic acid, 3,3'-(carbonyldiimino)bis[6-[(2,4-diaminophenyl)azo]-, disodium salt C.I. Direct Brown 149 C.I. Direct Brown 150

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Benzenesulfonic acid, 4-amino-2-[(2,4-diaminophenyl)azo]-5-[[3-[(2,4-diaminophenyl)azo]phenyl]azo]-, monosodium salt C.I.Direct Brown 138:C.I.31500 Direct Brown 138 6428-63-3