dye|World dye variety

Name:C.I.Acid Blue 109,C.I.42740

Molecular Structure: triarylmethane class

C.I.Acid Blue 109,C.I.42740,CAS 7253-35-2,809.97,C45H44N3NaO6S2,Brilliant Wool Blue FFB

Molecular Formula:C₄₅H₄₄N₃NaO₆S₂

Molecular Weight: 809.97

CAS Registry Number:7253-35-2

Manufacturing Methods : (a)Benzaldehyde (1 Moore) and N-ethyl-N-benzyl-3-methylaniline (2 Moore) condensation, three stlfonation, and lamps have the oxidation, and finally with aniline reaction, to replace the benzene sulfonic acid, Replace Benzaldehyde a sulfonic acid group on the benzene ring; (b)p-Chlorobenzaldehyde (1 Moore) and 3-((Ethyl(m-tolyl)amino)methyl)benzenesulfonic acid (2 Moore) condensation, oxidation, then with aniline condensation.

Properties and Applications: bright blue. For violet blue is soluble in water, soluble in ethanol is pure blue. The strong sulfuric acid for yellow until golden brown, diluted into olive yellow. In water solution to join sodium hydroxide to the red brown, and accompanied by precipitation.

List of Suppliers:

Brilliant Wool Blue FFB( Bayer Group )