dye|World dye variety

Name:C.I.Disperse Red 189

Molecular Structure: anthraquinones

C.I.Disperse Red 189,501.51,C27H19NO7S

Molecular Formula:C₂₇H₁₉NO₇S

Molecular Weight: 501.51

CAS Registry Number:

Manufacturing Methods : 1-Aminoanthracene-9,10-dione halogenating, hydrolysis, and Hydroquinone condensation, then use 4-Methylbenzene-1-sulfonyl chloride esterification.

Properties and Applications: blue-ray red. Used for polyester and three vinegar of fiber dyeing.

List of Suppliers:

Sumikaron Brilliant Red S-2BL ( Sumitomo Chemical Co. Ltd )