C.I. Direct Orange 27
C.I. Direct Orange 27 Basic information
- Product Name:
- C.I. Direct Orange 27
- Synonyms:
-
- C.I. Direct Orange 27
- Direct Orange 27
- C.I.Direct Orange 27:C.I.40066
- CAS:
- 1325-50-4
- MW:
- 0
- EINECS:
- 603-624-7
- Mol File:
- Mol File
More
Less
C.I. Direct Orange 27 Usage And Synthesis
Preparation
2-Methyl-5-nitrobenzenesulfonie acid sodium hydroxide solution at reflux under heating together with Benzene-1,4-diamine, the molecular ratio of 1:1.
Properties and Applications
dark red light orange. Soluble in water for gold orange, slightly soluble in alcohol. For the strong sulfuric acid in purplish Red, Red sauce for diluted. The dye solution with strong hydrochloric acid have dark 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 | 1 | 4 | 3 | 2 | 1-2 | ||
More
Less
C.I. Direct Orange 27(1325-50-4)Related Product Information
- C.I. Direct Orange 28
- sodium 2-[4-[[2,4-dihydroxy-3-(phenylazo)phenyl]azo]phenyl]-6-methylbenzothiazole-7-sulphonate
- Direct Orange 33
- disodium (3Z)-5-methyl-3-[[2-methyl-4-[3-methyl-4-[[3-methyl-5-oxo-1-(4-sulfonatophenyl)-4H-pyrazol-4-yl]diazenyl]phenyl]phenyl]hydrazinylidene]-6-oxo-cyclohexa-1,4-diene-1-carboxylate
- DIRECT ORANGE 29
- 7-[[4-[(2,4-Diamino-5-nitrophenyl)azo]benzoyl]amino]-4-hydroxy-3-[(4-sodiosulfophenyl)azo]naphthalene-2-sulfonic acid sodium salt
- Direct Orange 46
- C.I. Direct Orange 31
- DIRECT ORANGE 26