dye|World dye variety

Name:C.I.Mordant Violet 12,C.I.28490

Molecular Structure: Double azo class

C.I.Mordant Violet 12,C.I.28490,CAS 5852-22-2,937.77,C32H23N5Na4O15S4,Azol Printing Violet RR

Molecular Formula:C₃₂H₂₃N₅Na₄O₁₅S₄

Molecular Weight: 937.77

CAS Registry Number:5852-22-2

Manufacturing Methods : 2-Aminobenzenesulfonic acid diazotization, and 2,5-Dimethylbenzenamine coupling, product to diazotization, and N-methyl-N-(3-carboxy-4-hydroxyphenylsulfonyl)-1-amino-8-hydroxy-3,6-naphthalenedisulfonic acid coupling.

Properties and Applications: purple. Soluble in water for red light purple, slightly soluble in ethanol for red light purple. To Turquoise Blue in concentrated sulfuric acid, after dilution for red light purple. Dye aqueous solution to join concentrated hydrochloric acid for red light purple; Join concentrated sodium hydroxide solution for purple.

List of Suppliers:

Azol Printing Violet RR( IG Farbenindustrie AG )