dye|World dye variety

Name:C.I.Mordant Red 77,C.I.45300

Molecular Structure: Xanthene class

C.I.Mordant Red 77,C.I.45300,CAS 6528-43-4,483.40,C22H15NNa2O7S,Chromorhodine B

Molecular Formula:C₂₂H₁₅NNa₂O₇S

Molecular Weight: 483.40

CAS Registry Number:6528-43-4

Manufacturing Methods :  3-(Dimethylamino)phenol and Phthalic anhydride condensation, then product and 2,4-Dihydroxybenzenesulfonic acid condensation.

Properties and Applications: blue light pink. Soluble in water for brilliant red, with intense yellow fluorescence. In concentrated sulfuric acid for lemon yellow, with green fluorescent, dilution after orange red, and then into a peach. Dye aqueous solution to join concentrated hydrochloric acid fluorescence disappear.

List of Suppliers:

Chromorhodine B( Durand & Huguenin SA )