C.I. Direct Brown 46
- CAS NO.：8003-51-8
- Empirical Formula: C39H27N7O10S2.3Na
- Molecular Weight: 886.79
- Update Date: 2024-12-18 14:07:02
What is C.I. Direct Brown 46?
Preparation
4-(4-Aminophenyl)benzenamine double nitriding, first coupled with 2-Hydroxybenzoic acid, again with 5-Aminonaphthalene-2-sulfonic acid and 8-Aminonaphthalene-2-sulfonic acid coupling, its product to diazo, in alkaline conditions and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid?coupling.
Properties and Applications
dark brown olive green light. Soluble in water for palm light olive, soluble in ethanol. The strong sulfuric acid in the navy for, for the shallow olive gray after diluted. The dye solution to join strong hydrochloric acid have Gray light purple precipitation; Add thick sodium hydroxide solution have orange brown precipitation.
| Standard | Acid Resistance | Alkali Resistance | Light Fastness | Soaping | Water | ||
| Fading | Stain | Fading | Stain | ||||
| ISO | 3-4 | 3 | 2-3 | 2-3 | 2-3 | ||
Properties of C.I. Direct Brown 46
| EPA Substance Registry System | C.I. Direct Brown 46 (8003-51-8) |
Safety information for C.I. Direct Brown 46
Computed Descriptors for C.I. Direct Brown 46
New Products
Paroxetine Impurity G/Paroxetine Related Compound E 1-Aminocyclopentane carbonitrile (RS)-beta-Amino-beta-(4-bromophenyl)propionic acid N,N CARBONYL DIIMIDAZOLE 2-Amino-5-bromo-4-(trifluoromethyl)pyridine（RM for Indian lab) Benzyl (3R,4S)-3-(2-bromoacetyl)-4-ethylpyrrolidine-1-carboxylate (R)-1-Benzyl-3-pyrrolidinecarbonitrile Betahistine EP Impurity C Cyclobenzaprine N-oxide/Citalopram Related Compound E Chlorthalidone Impurity I Carbamazepine EP Impurity G Sumatriptan Succinate USP Related Compound C 2,2'-(5-methyl-1,3-phenylene)-di(2-Methylpropionitrile) 4-Fluorothiophenol 1-methyl amino-2,4-dinitro benzene 5-Methyl-1,3-benzenediacetonitrile (R)-BoroLeu-(+)-Pinanediol-CF3COOH 4-(5-amino-1-methyl-1h-benzoimidazol-2-yl)-butyric acid isopropyl ester. 4-Bromo Benzylcyanide 3-Hydroxypropionitrile 3,4 Dimethoxy Benzylcyanide valeronitrile 3-chlorobenzyl cyanide 2-Chloro BenzylcyanideRelated products of tetrahydrofuran
![5-[[2,4-Diamino-5-[(8-hydroxy-6-sodiosulfo-2-naphthalenyl)azo]phenyl]azo]-4-hydroxy-3-[[4'-[(4-hydroxyphenyl)azo][1,1'-biphenyl]-4-yl]azo]naphthalene-2,7-disulfonic acid disodium salt](https://img.chemicalbook.in/CAS/GIF/6471-44-9.gif)
![2-Hydroxy-5-[[4'-[[2,6-dihydroxy-3-[(3-sulfophenyl)azo]phenyl]azo]-1,1'-biphenyl-4-yl]azo]benzoic acid disodium salt](https://img.chemicalbook.in/CAS2/GIF/6844-77-5.gif)
![5-[[4'-[[8-[(2,4-Diaminophenyl)azo]-1-hydroxy-3,6-disulfo-2-naphtyl]azo]-1,1'-biphenyl-4-yl]azo]-2-hydroxybenzoic acid trisodium salt](https://img.chemicalbook.in/CAS/GIF/4623-91-0.gif)
![sodium 4-[[diamino(naphthylazo)phenyl]azo]naphthalene-1-sulphonate](https://img.chemicalbook.in/CAS/GIF/12262-06-5.gif)
![trisodium 5-[[4'-[[8-[(2,4-diaminophenyl)azo]-1-hydroxy-3,6-disulphonato-2-naphthyl]azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]salicylate](https://img.chemicalbook.in/CAS/GIF/6505-12-0.gif)
You may like
-
2847776-12-7 Sumatriptan Succinate USP Related Compound C NLT 95%View Details
2847776-12-7 -
1012886-75-7(HCl Salt)/69675-10-1(Freebase) Paroxetine Impurity G/Paroxetine Related Compound E NLT 95%View Details
1012886-75-7(HCl Salt)/69675-10-1(Freebase) -
2856-63-5 99%View Details
2856-63-5 -
3,4 Diethoxy Benzylcyanide 99%View Details
27472-21-5 -
Bromoacetaldehyde Dimethyl Acetal (stabilized with K2CO3)View Details
7252-83-7 -
157528-56-8 (R)-1-Benzyl-3-pyrrolidinecarbonitrile 98+View Details
157528-56-8 -
157528-56-8 (R)-1-Benzyl-3-pyrrolidinecarbonitrile 98+View Details
157528-56-8 -
5-azidovalericacidView Details
79583-98-5
Statement: All products displayed on this website are only used for non medical purposes such as industrial applications or scientific research, and cannot be used for clinical diagnosis or treatment of humans or animals. They are not medicinal or edible.