Solvent Yellow 19
- CAS NO.：10343-55-2
- Empirical Formula: C16H11CrN4O8S
- Molecular Weight: 471.34
- EINECS: 233-747-8
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-08-28 09:47:30
What is Solvent Yellow 19?
Preparation
3-Amino-2-hydroxy-5-nitrobenzenesulfonic acid diazotization, and 3-Oxo-N-phenylbutanamide?coupling, and then the aqueous solution with fluorinated common heating.
Properties and Applications
yellow. Yellow powder. Insoluble in water, soluble in ethanol, acetone and Chloroform organic solvent. In concentrated sulfuric acid for brown, after diluted solution for light brown. Heat resistance, fast, acid, good alkali resistance. Mainly used for resin, transparent lacquer and aluminum foil and coloring.
| Standard | Light Fastness | Heat-resistant(℃) | water | Sodium Carbonate(5%) | Hydrochloric acid(5%) | |
| Melting point | Stable | |||||
| ISO | Well | 170 | Poor | Dissolve | No change | |
Properties of Solvent Yellow 19
| CAS DataBase Reference | 10343-55-2 |
| EPA Substance Registry System | Chromium, [2-(hydroxy-.kappa.O)-5-nitro-3-[[2-(oxo-.kappa.O)-1-[(phenylamino)carbonyl]propyl]azo-.kappa.N1]benzenesulfonato(3-)]- (10343-55-2) |
Safety information for Solvent Yellow 19
Computed Descriptors for Solvent Yellow 19
New Products
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