C.I. Direct Brown 166
- CAS No.
- 8005-89-8
- Chemical Name:
- C.I. Direct Brown 166
- Synonyms
- Direct Brown 166;C.I. Direct Brown 166;C.I.Direct Brown 166:C.I.31515
- CBNumber:
- CB14756739
- Molecular Formula:
- Molecular Weight:
- 0
- MOL File:
- Mol file
C.I. Direct Brown 166 Chemical Properties,Uses,Production
Preparation
N-(3-aminophenyl)formamide diazo, first in alkaline conditions and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid?coupling, hydrolysis amino acylation, product to double nitriding, and 0.8 Moore 2-(3-Aminophenylamino)acetic acid and 0.2 Moore 2,4-Diaminobenzenesulfonic acid (2 Moore) coupled.
Properties and Applications
brown to red light brown. The strong sulfuric acid for dark purple red to date, diluted red for brown. The dye solution to join strong hydrochloric acid with chocolate brown precipitation; Add thick sodium hydroxide solution for purplish red color
Standard | Acid Resistance | Alkali Resistance | Light Fastness | Soaping | Water | ||
Fading | Stain | Fading | Stain | ||||
ISO | 4 | 5 | 2 | 3-4 | 3 |
C.I. Direct Brown 166 Preparation Products And Raw materials
Raw materials
Preparation Products
8005-89-8(C.I. Direct Brown 166)Related Search:
[1,1'-Biphenyl]-3,3'-dicarboxylic acid, 4-[[4,5-dihydro-3-methyl-5-oxo-1-(6-sulfo-2-naphthalenyl)-1H-pyrazol-4-yl]azo]-4'-[[1-[[(2-methoxyphenyl)amino]carbonyl]-2-oxopropyl]azo]-, trisodium salt
4-Amino-2-[(2,4-diaminophenyl)azo]-5-[[3-[(2,4-diaminophenyl)azo]phenyl]azo]benzenesulfonic acid sodium salt
Direct Brown 159
Direct Brown 161
[1,1'-Biphenyl]-3,3'-dicarboxylic acid, 4-[(6-carboxy-1,7-dihydroxy-3-sulfo-2-naphthalenyl)azo]-4'-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-, tetrasodium salt
4-Amino-5-hydroxy-3-[[4'-[(2,4-diaminophenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2,7-disulfonic acid disodium salt
3,5-Diamino-4-chloro-2-[[4'-[[2,6-diamino-3-methyl-5-[(4-sulfophenyl)azo]phenyl]azo]-1,1'-biphenyl-4-yl]azo]benzenesulfonic acid disodium salt
Direct Brown 171
disodium 5-[[4'-[[2,6-diamino-3-methyl-5-[(4-sulphonatophenyl)azo]phenyl]azo][1,1'-biphenyl]-4-yl]azo]-3-methylsalicylate
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C.I. Direct Brown 166
Direct Brown 166
C.I.Direct Brown 166:C.I.31515
8005-89-8