ChemicalBook >> CAS DataBase List >>Direct Violet 27
Direct Violet 27
- CAS No.
- 6426-64-8
- Chemical Name:
- Direct Violet 27
- Synonyms
- Direct Violet 27;C.I. Direct violet 27;C.I.Direct Violet 27:C.I.22460;2,7-Naphthalenedisulfonic acid, 3-((4'-((6-amino-1-hydroxy-3-sulfo-2-naphthalenyl)azo)(1,1'-biphenyl)-4-yl)azo)-4-hydroxy-, trisodium salt
- CBNumber:
- CB8967655
- Molecular Formula:
- C32H24N5NaO11S3
- Molecular Weight:
- 773.74
- MDL Number:
- MOL File:
- 6426-64-8.mol
Last updated:2024-12-18 14:15:30
| EPA Substance Registry System | C.I. Direct Violet 27 (6426-64-8) |
|---|
Direct Violet 27 Chemical Properties,Uses,Production
Preparation
4-(4-Aminophenyl)benzenamine double nitriding, first with 4-Hydroxynaphthalene-2,7-disulfonic acid coupling, and then in alkaline conditions and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling.
Properties and Applications
purple. Soluble in water for red light purple, and adequate soluble in ethanol for product red. In the strong sulfuric acid as dark blue, diluted for purplish red color. The dye solution to join strong hydrochloric acid for purplish red color, have precipitation; Add thick sodium hydroxide solution for red wine.
| Standard | Acid Resistance | Alkali Resistance | Light Fastness | Soaping | Water | ||
| Fading | Stain | Fading | Stain | ||||
| ISO | 3-4 | 4-5 | 2-3 | 1-2 | 1-2 | ||
Direct Violet 27 Preparation Products And Raw materials
Direct Violet 27 Suppliers
Global( 1)Suppliers
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| Dynasty Colourants Co., Ltd. | -- | info@dynasty-color.com | China | 3306 | 51 |
| Supplier | Advantage |
|---|---|
| Dynasty Colourants Co., Ltd. | 51 |
6426-64-8(Direct Violet 27)Related Search:
[1,1'-Biphenyl]-3,3'-disulfonic acid, 4,4'-bis[[1-hydroxy-6-[(5-hydroxy-7-sulfo-2-naphthalenyl)amino]-3-sulfo-2-naphthalenyl]azo]-, hexasodium salt
2-Naphthalenesulfonic acid, 4-hydroxy-3-[2-[2-methoxy-5-methyl-4-[2-(3-sulfophenyl)diazenyl]phenyl]diazenyl]-7-(phenylamino)-, sodium salt (1:2)
3-[[2,5-Dimethyl-4-[(1-hydroxy-6-phenylamino-3-sodiosulfo-2-naphthalenyl)azo]phenyl]azo]naphthalene-1,5-disulfonic acid disodium salt
DIRECT VIOLET 22
trisodium 3-[[4-[[6-(anilino)-1-hydroxy-3-sulphonato-2-naphthyl]azo]-5-methoxy-o-tolyl]azo]naphthalene-1,5-disulphonate
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Direct Violet 27
2,7-Naphthalenedisulfonic acid, 3-((4'-((6-amino-1-hydroxy-3-sulfo-2-naphthalenyl)azo)(1,1'-biphenyl)-4-yl)azo)-4-hydroxy-, trisodium salt
C.I. Direct violet 27
C.I.Direct Violet 27:C.I.22460
6426-64-8
