SIRIUS SUPRA RED VIOLET B
- CAS NO.：7198-99-4
- Empirical Formula: C35H31N8NaO17S4
- Molecular Weight: 986.9
- MDL number: MFCD01320641
- SAFETY DATA SHEET (SDS)
What is SIRIUS SUPRA RED VIOLET B?
Preparation
2-Amino-4-methoxy-5-acetamidobenzenesulfonic acid?diazo, in acid conditions and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid acid coupling, and then hydrolysis amino acylation and light gasification.
Properties and Applications
red light purple. Soluble in water for red light purple, slightly soluble in alcohol. The strong sulfuric acid for blu-ray black, diluted for purple. The dye solution to join strong hydrochloric acid for purple, have precipitation; Add thick sodium hydroxide solution for wine red, have precipitation.
| Standard | Acid Resistance | Alkali Resistance | Light Fastness | Soaping | Water | ||
| Fading | Stain | Fading | Stain | ||||
| ISO | 3 | 5 | 5 | 2 | 2 | ||
Safety information for SIRIUS SUPRA RED VIOLET B
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