Acid Yellow 33
Acid Yellow 33 Basic information
- Product Name:
- Acid Yellow 33
- Synonyms:
-
- Acid Yellow 33
- C.I.Acid Yellow 33:C.I.13115
- CAS:
- 8015-08-5
- MW:
- 0
- Mol File:
- Mol File
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Acid Yellow 33 Usage And Synthesis
Preparation
6-Aminonaphthalene-1-sulfonic acid diazo, with Diphenylamine coupling, then use the sodium nitrate processing, generation N-and the nitro derivatives, and then to nitration (also used?a mixture of 6-Aminonaphthalene-1-sulfonic acid?and 8-Aminonaphthalene-1-sulfonic acid in place of 6-Aminonaphthalene-1-sulfonic acid).
Properties and Applications
red light yellow. Used for wool, silk, vinegar fiber dyeing. Tannin mordant dyeing can improve the wet process fastness.
| Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
| Fading | Stain | Fading | Stain | Fading | Stain | |||
| ISO | 2 | 2 | 1-2 | 2 | 2 | 2 | ||