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

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Benzenesulfonic acid, 4-amino-2-[(2,4-diaminophenyl)azo]-5-[[3-[(2,4-diaminophenyl)azo]phenyl]azo]-, monosodium salt Basic information
Product Name:Benzenesulfonic acid, 4-amino-2-[(2,4-diaminophenyl)azo]-5-[[3-[(2,4-diaminophenyl)azo]phenyl]azo]-, monosodium salt
Synonyms: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
CAS:6428-63-3
MF:C24H22N11NaO3S
MW:567.55815
EINECS:613-560-1
Product Categories:
Mol File:6428-63-3.mol
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 Chemical Properties
Safety Information
MSDS Information
Benzenesulfonic acid, 4-amino-2-[(2,4-diaminophenyl)azo]-5-[[3-[(2,4-diaminophenyl)azo]phenyl]azo]-, monosodium salt Usage And Synthesis
PreparationN-(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 Applicationsred 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 materialsN-(3-aminophenyl)formamide-->2,4-Diaminobenzenesulfonic acid-->m-Phenylenediamine
Tag:Benzenesulfonic acid, 4-amino-2-[(2,4-diaminophenyl)azo]-5-[[3-[(2,4-diaminophenyl)azo]phenyl]azo]-, monosodium salt(6428-63-3) Related Product Information
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