dye|World dye variety

Name:C.I.Acid Blue 121,C.I.50310

Molecular Structure: azine class

C.I.Acid Blue 121,C.I.50310,CAS 6378-87-6,735.85,C37H38N5NaO6S2,Novazol Acid Blue GL

Molecular Formula:C₃₇H₃₈N₅NaO₆S₂

Molecular Weight: 735.85

CAS Registry Number:6378-87-6

Manufacturing Methods : N-2,6-dimethylphenyl-2-naphthylamine and N,N-diethyl-4-nitrosobenzenamine reaction, the products and 2-(N-ethylamino)-5-diaminotoluene condensation, in addition add N,N-diethyl-4-nitroso-o-toluidine as oxidant, garnish with 32% of hair smoke two stlfonation sulfuric acid, and finally into sodium salt.

Properties and Applications: blue. For violet is soluble in water, soluble in ethanol to blue. The strong sulfuric acid for green, diluted into purple. In aqueous solution for wine red and join sodium hydroxide with precipitation; Join hydrochloric acid as red wine.

List of Suppliers:

Novazol Acid Blue GL( Geigy Co. Ltd )