Reactive Red 221
- CAS NO.：96726-27-1
- Molecular Weight: 0
- MDL number: MFCD00286599
- Update Date: 2026-05-12 09:10:49
What is Reactive Red 221?
Preparation
4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid?and 2,4,6-Trichloro-1,3,5-triazine condensation, again with Nicotinic acid condensation, the 2-Aminobenzenesulfonic acid diazo, and condensation product matches, and then generate a product (2 Moore) and Benzene-1,4-diamine condensation.
Properties and Applications
colourful red blue light. Rose red powder, soluble in water. Apply to blended fabric dyeing of a bath step, can be used for the high temperature of cotton fabrics fast stain, also used for Polyester/nylon, nylon/cotton, Polyester/silk and blended fabric dyeing.
| Standard | Light Fastness | Oxygen bleaching | Persperation Fastness | Soaping | |||
| Fading | Stain | Fading | Stain | Fading | Stain | ||
| JIS | 4 | 4-5 | 4-5 | 4-5 | 4 | ||
Safety information for Reactive Red 221
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