Direct Orange 33
- CAS No.
- Chemical Name:
- Direct Orange 33
- Synonyms
- Direct Orange 33;C.I.Direct Orange 33:C.I.22385/23385
- CBNumber:
- CB69703001
- Molecular Formula:
- Molecular Weight:
- 0
- MOL File:
- Mol file
Direct Orange 33 Chemical Properties,Uses,Production
Preparation
4-(4-Aminophenyl)benzenamine double nitriding, respectively with 2-Hydroxybenzoic acid and?3-(3-Methyl-5-oxo-4-,5-dihydropyrazol-1-yl)naphthalene-1,5-disulfonic acid?coupling, 3,3′-Dimethylbenzidine diazo, respectively with the 2,4-Diamino-5-methylbenzenesulfonic acid and 4-Methylsalicylic acid?coupling.
Properties and Applications
yellow orange. Soluble in water for golden brown, soluble in ethanol. The strong sulfuric acid for product red to brown, diluted blue for Tracy.?dye solution was added concentrated hydrochloric light olive brown yellow, with precipitation; adding concentrated sodium hydroxide solution was orange-brown.
Standard | Acid Resistance | Alkali Resistance | Light Fastness | Soaping | Water | ||
Fading | Stain | Fading | Stain | ||||
ISO | 3 | 5 | 4 | 1-2 | 1-2 |
Direct Orange 33 Preparation Products And Raw materials
Raw materials
Preparation Products
(Direct Orange 33)Related Search:
C.I. Direct Orange 28
sodium 2-[4-[[2,4-dihydroxy-3-(phenylazo)phenyl]azo]phenyl]-6-methylbenzothiazole-7-sulphonate
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
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Direct Orange 33
C.I.Direct Orange 33:C.I.22385/23385