Direct Red 239
Name:C.I.Direct Red 239
Molecular Structure: Double azo class
Molecular Formula:
Molecular Weight:
CAS Registry Number:60202-35-9
Manufacturing Methods :
Properties and Applications: red brown powder, soluble in water for yellow light red, soluble in strong sulfuric acid as blue-ray red purple, soluble in chloroform, DMF, etc organic solvent, insoluble in are: butanol, acetone, melting point > 300 ℃. Used for cellulose fiber dyeing, also can be used for paper, leather color.
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