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Molecular Structure:

Product description: Solvent Violet 13 Solvent Violet 13/Transparent Violet R C. I.Solvent Violet 13 CAS NO:81-48-1 Molecular Formula:C21H15NO3 Molecular Weight: 329.35 Manufacturing Methods :1,4-Dihydroxyanthracene-9,10-dione or anthracene-1,4,9,10-tetraol or 1-Bromo-4-hydroxyanthraquinone or 1-Chloro-4-hydroxyanthracene-9,10-dione and p-Methylaniline reaction. Properties and Applications:brilliant blue purple. Purple powder. Insoluble in water, soluble in benzene, benzene, xylene, N, N – Dimethylformamide organic solvent. In concentrated sulfuric acid for SAP green, dilution after olive, and then a red light blue precipitation. Mainly used for polystyrene, ABS resin, hard polyvinyl chloride and other kinds of resin color, also can be used for polyester protoplasmic coloring. Standard Light Fastness Heat-resistant(℃) water Sodium Carbonate(5%) Hydrochloric acid(5%) Melting point Stable ISO Good Good Insoluble No change No change Same product: Oil Violet IRS Oil Violet AP Violet 13 AP Violet 13 Pure Violet CIRS Violet S Oil Violet ZIRS Physical and Chemical properties: Test items Specification Appearance Violet powder Shade REDDISH Heat resistance 200 °C min Light fastness 6-7 Acid resistance 4 Alkali resistance 5 Water resistance 5 Density 1.39 g/cm3 Residue on 80 mesh 5.0% max Water soluble 1.0% max Volatite 105 °C 1.0% max Tinting strength 100-105 % Weight metal total 50ppm max Packages: 25kgs/ Barrel