Acid Red 231
Acid Red 231 Basic information
- Product Name:
- Acid Red 231
- Synonyms:
-
- Acid Red 231
- C.I.Acid Red 231:C.I.17040
- CAS:
- 6360-06-1
- MF:
- C18H17N4NaO5S
- MW:
- 424.41
- Mol File:
- 6360-06-1.mol
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Acid Red 231 Usage And Synthesis
Preparation
N-(4-aminophenyl)acetamide diazo, and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid? in acid conditions coupled.
Properties and Applications
dark blue light red. Soluble in water for orange, red for the strong sulfuric acid in purple, diluted red for blue-ray. In aqueous solution to join strong hydrochloric acid, a red brown precipitation; In the thick sodium hydroxide solution of color.