Mordant Red 19
- CAS NO.：1934-24-3
- Empirical Formula: C16H13ClN4O5S.Na
- Molecular Weight: 431.81
- MDL number: MFCD00003124
- EINECS: 2177014
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-04-17 18:22:24
What is Mordant Red 19?
Chemical properties
red powder
Preparation
3-Amino-5-chloro-2-hydroxybenzenesulfonic acid diazotization, and 3-Methyl-1-phenyl-1H-pyrazol-5(4H)-one coupling.
Properties and Applications
brilliant red. Soluble in water for orange red, right amount soluble in ethanol for brown light orange, soluble in acetone and Cellosolve, insoluble in other organic solvent. In concentrated sulfuric acid for yellow orange, dilution after yellow, there was a slight precipitate; In concentrated nitric acid for shallow olive brown solution. Dye aqueous solution to join 10% sodium hydroxide solution for yellow orange.
| Standard | Ironing Fastness | Light Fastness | Fulling | Persperation Fastness | Soaping | Water | |
| Alkali | Acid | ||||||
| ISO | 3 | 6 | 4 | 4-5 | 4-5 | 4-5 | 5 |
| AATCC | 5 | 6 | 5 | 5 | |||
Properties of Mordant Red 19
| EPA Substance Registry System | C.I. Mordant Red 19 monosodium salt (1934-24-3) |
Safety information for Mordant Red 19
Computed Descriptors for Mordant Red 19
New Products
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