Disperse Violet 28

CAS NO. 81-42-5

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Product Description

Product Name	Disperse Violet 28 (High-Value Dye Intermediate & Textile Colorant)
Identification Data	CAS No.: 81-42-5 C.I. No.: 61102 EC No.: 201-348-8 Chemical Name: 1,4-Diamino-2,3-dichloroanthraquinone (DCDA)
Formula & Weight	C14H8Cl2N2O2 (MW: 307.13)
Physical Properties	Appearance: Dark purple to black powder Shade: Bright Reddish Violet Melting Point: 295°C (High thermal stability) Density: ~1.64 g/cm³ Solubility: Soluble in Acetone, Ethanol, Benzene. Insoluble in water.
Key Applications	1. Dye Synthesis Intermediate (Primary Use): Critical precursor for synthesizing Disperse Blue 60 (Turquoise Blue) and Disperse Violet 26. Key building block for producing high-end Anthraquinone dyes. 2. Textile Dyeing: Polyester (PES): Ideal for dyeing polyester knitted fabrics via High-Temp High-Pressure method. Automotive Textiles: Selected for its high light fastness (Grade 6-7). Also suitable for Acetate and Nylon fibers. 3. Plastics & Resin Coloring: Used as Solvent Violet 31/51 equivalents for coloring rigid plastics.
Packaging & Storage	Packaging: 25kg Fiber Drum or Carton Box. Storage: Store in a cool, dry place. Stable under normal conditions.

Manufacturing Disperse Blue 60 or Dyeing Polyester?

Royalchem supplies High Purity Disperse Violet 28 (DCDA) as a key intermediate and high-fastness dye.
Stable supply chain for Dye Manufacturers & Textile Mills globally. Contact us today.