BRILLIANT PURPURIN R
- CAS NO.：5413-69-4
- Empirical Formula: C34H29N6NaO9S3
- Molecular Weight: 784.81
- MDL number: MFCD03098899
- SAFETY DATA SHEET (SDS)
What is BRILLIANT PURPURIN R?
Preparation
3,3′-Dimethylbenzidine double nitriding, First coupling with 3-Aminonaphthalene-2,7-disulfonic acid, again with 4-Aminonaphthalene-1-sulfonic acid matches. There are some type of dyes, part 4-Hydroxynaphthalene-1-sulfonic acid can be 6-Aminonaphthalene-2-sulfonic acid instead.
Properties and Applications
red. Soluble in water is palm red light, and adequate soluble in ethanol, insoluble in other organic solvents. The strong sulfuric acid for blue, Purple gray for diluted. The dye solution to join strong hydrochloric acid for brown, have precipitation; Add thick sodium hydroxide solution for palm light orange, precipitation.
| Standard | Acid Resistance | Alkali Resistance | Light Fastness | Soaping | Water | ||
| Fading | Stain | Fading | Stain | ||||
| ISO | 3 | 5 | 2 | 3-4 | 2 | ||
Safety information for BRILLIANT PURPURIN R
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