REACTIVE YELLOW 25
- Molecular Weight: 0
- MDL number: MFCD00281450
What is REACTIVE YELLOW 25?
Preparation
2,4-Diaminobenzenesulfonic acid diazo, and 1-(2-methyl-4-sulfophenyl)-5-oxo-4,5-dihydro-1H-pyrazole-3-carboxylic acid?coupling, again with 2,3-Dichloroquinoxaline-6-carbonyl chloride?condensation.
Properties and Applications
brilliant yellow. Light yellow evenly powder, 25 ℃ in when more than 100 g/L solubility. After dyeing for bright yellow, dye bath containing iron ion make a turn red light and turn a little shallow; Meet copper ions turned dark. The neutral and alkaline white are A level. Apply to the cellulose fiber dyeing and printing, especially suitable to discharge printing.
| Standard | Light Fastness | Oxygen bleaching | Persperation Fastness | Soaping | |||
| Fading | Stain | Fading | Stain | Fading | Stain | ||
| ISO | 7 | 3-4 | 5 | 5 | 5 | 5 | 5 |
Safety information for REACTIVE YELLOW 25
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