dye|World dye variety

Name:C.I.Disperse Yellow 134

Molecular Structure: Single azo class

C.I.Disperse Yellow 134,C13H8Cl2N4O2,323.13

Molecular Formula:C₁₃H₈Cl₂N₄O₂

Molecular Weight: 323.13

Manufacturing Methods : 2,5-Dichlorobenzenamine diazo, cyanogen ethyl amide and Ethyl 3-oxobutanoate condensation closed loop, with potassium hydroxide and ethanol salting-out, using hydrochloric acid acidification, product and heavy nitrides coupling.

Properties and Applications: brilliant yellow. Dark yellow powder. Mainly used for polyester and its blending mitigate things dyeing.

List of Suppliers:

Disperse Yellow H4GL, Disperse Brilliant Yellow H-4GL

Zhejiang Runtu Co., Ltd.

Zhejiang Huadee Dyestuff Chemical Co.,Ltd.

Zhejiang Shanyu Dyestuff Chemical Co., Ltd,

Samaron Yellow H4GL( Hoechst A G )