dye|World dye variety

Name:C.I.Basic Blue 23,C.I.42140

Molecular Structure: Diphenyl methane Class

C.I.Basic Blue 23,C.I.42140,CAS 12768-79-5,406.99,C26H31ClN2,Setopaline

Molecular Formula:C₂₆H₃₁ClN₂

Molecular Weight: 406.99

CAS Registry Number:12768-79-5

Manufacturing Methods : 2-Chlorobenzaldehyde and N-ethyl-2-methylbenzenamine condensation, and then will product oxidation.

Properties and Applications: bright blue. Yellow-brown powder. Soluble in hot water for green blue, easily soluble in ethanol. The strong sulfuric acid dyes for red light yellow, yellow green for diluted. The dye solution for green blue, sodium hydroxide solution to a yellow light brown, have precipitation. Acrylic fiber dyed green light blue for colourful, tungsten filament in light and dark colored light slant green. Used in acrylic, cotton, silk, vinegar fiber of dyeing and printing, also used for paper, leather, grass products coloring and organic pigments and solvent dye. And C.I.Basic Blue 5 the same chemical structure.

List of Suppliers:

Setopaline( Geigy Co. Ltd )