ChemicalBook Product Catalog Dyes and Pigments dye Direct Dyes Direct Brown 223

Direct Brown 223

Direct Brown 223 Basic information
Product Name:Direct Brown 223
Synonyms:Red Brown MM;Direct Brown 223;Direct Brown 223 ISO 9001：2015 REACH;DIRECT DEEP BROWN NM 100%,DIRECT BROWN 223
CAS:76930-14-8
MF:
MW:0
EINECS:
Product Categories:
Mol File:Mol File
Direct Brown 223 Structure
Direct Brown 223 Chemical Properties
Safety Information
MSDS Information
Direct Brown 223 Usage And Synthesis
Preparation4-Amino-N-(4-aminophenyl)benzamide double nitriding,first coupled with 2-Hydroxybenzoic acid , and then in alkaline conditions and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid? coupling.
Properties and Applicationsbrown
Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 3 5 4-5 3-4 2 4 3
Direct Brown 223 Preparation Products And Raw materials
Raw materialsSalicylic acid-->4,4'-Diaminobenzanilide-->6-Amino-4-hydroxy-2-naphthalenesulfonic acid
C.I. Direct Brown 208 Direct Brown 222 Direct Brown 20 Direct Brown 221 Benzoic acid, 5-[[4'-[[2,4-dihydroxy-3-[(4-sulfo-1-naphthalenyl)azo]phenyl]azo][1,1'-biphenyl]-4-yl]azo]-2-hydroxy-, disodium salt 5-[[4'-[[8-[[2,4-Diamino-5-[(4-sodiosulfophenyl)azo]phenyl]azo]-1-hydroxy-3,6-bis(sodiosulfo)-2-naphthalenyl]azo][1,1'-biphenyl]-4-yl]azo]-2-hydroxybenzoic acid sodium salt Direct Brown 227 CI34035 Direct Brown 206
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