dye|World dye variety

Name:C.I.Direct Yellow 62,C.I.36900

Molecular Structure: Stilbene Class

C.I.Direct Yellow 62,C.I.36900,CAS 95660-16-5,771.73,C35H27N5Na2O9S2,ABCOL Direct Yellow GG

Molecular Formula:C₃₅H₂₇N₅Na₂O₉S₂

Molecular Weight: 771.73

CAS Registry Number:95660-16-5

Manufacturing Methods :  Treatment with sodium 1,2-Bis(4-amino-2-sulfophenyl)ethene , which will be a reduction of nitro group, condensation with 4-Nitrobenzoyl chloride, and reducing the nitro group to an amino group 2

Properties and Applications: yellow. Moderate soluble in water for very shallow brown light yellow, slightly soluble in soluble fiber element, insoluble in other organic solvents. The strong sulfuric acid for very shallow olive, diluted very shallow yellow for; In nitric acid solution for shallow olive. The dye solution to join strong hydrochloric acid for very shallow brown light yellow; Add thick sodium hydroxide solution for shallow olive yellow. Used for the cellulose fibre, silk dyeing, biological shading. In dyeing copper and iron ion colored light basic unchanged.

List of Suppliers:

ABCOL Direct Yellow GG( Abbey Color Inc. )