dye|World dye variety

Name:C.I.Mordant Violet 16,C.I.43865

Molecular Structure: triarylmethane class

C.I.Mordant Violet 16,C.I.43865,CAS 2947-64-0,464.42,C25H20O9,Omega Chrome Violet R

Molecular Formula:C₂₅H₂₀O₉

Molecular Weight: 464.42

CAS Registry Number:2947-64-0

Manufacturing Methods :  (a) 2-Hydroxy-3-methyl-5-formylbenzoic acid (1 Moore) and 2-Hydroxy-3-methylbenzoic acid (2 Moore) condensation, the product with Nitrosylsulfuric acid oxidation; (b) Formaldehyde (1 Moore) and 2-Hydroxy-3-methylbenzoic acid (2 Moore) condensation, its product in Nitrosylsulfuric acid with 2-Hydroxy-3-methylbenzoic acid common oxidation.

Properties and Applications: brilliant red light purple. Soluble in water for brilliant orange red, soluble in ethanol for magenta. In concentrated sulfuric acid to orange, dilution still for wheat color. Dye aqueous solution to join sodium hydroxide as brilliant magenta.

List of Suppliers:

Omega Chrome Violet R ( Clariant GmbH )