Direct violet 56 (C.I. 17510)
- CAS NO.：6408-20-4
- Empirical Formula: C22H13CuN3NaO8S2-
- Molecular Weight: 598.02
What is Direct violet 56 (C.I. 17510)?
Preparation
3-Amino-4-hydroxybenzenesulfonic acid?diazo, in alkaline conditions and 4-Hydroxy-7-(phenylamino)naphthalene-2-sulfonic acid coupling, and then into copper complex.
Properties and Applications
purple. Soluble in water, slightly soluble in alcohol. In strong hydrochloric acid for big red; In the thick of sodium hydroxide solution for orange.
Safety information for Direct violet 56 (C.I. 17510)
Direct violet 56 (C.I. 17510) manufacturer
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