Molecular Structure:

Product description: Solvent Red 52 Molecular Formula: C24H18N2O2 Molecular Weight: 366.41 CAS Registry Number: 81-39-0 Other names: Solvent Red 5B, Transparent Red H5B, Oil Red 5B Manufacturing Methods: (a) 6-Bromo-3-methyl-3H-naphtho [1,2,3-de]  quinoline-2, 7-dione or 1-Bromo-4-(N-methylacetamido)anthraquinone and p-Methylaniline condensation; (b) N-(4-(p-toluidino)-9, 10-dioxo-9, 10-dihydroanthracen-1-yl)-N-methylacetamide closed loop into Anthrapyridone. Properties and Applications: blue light red. Soluble in water and Pyridine . In concentrated sulfuric acid for deep red, red precipitation after dilution. Used for acetate, polyethylene, thermal plastic coloring. Foreign relative brand: ABCOL Red 5B (ACI) Amarsol Red 5B (ADCL) Elbaplast Red 5B [W] (HDC) Macrolex Red 5B (BAY) Oplas Red 382 (OCA) Naviplast Red 5B (IDI) Waxoline Rubine TR-FW (PYL) Applicaitons Performance: Product name Color Index no. Chemical type Color tone Fastness Specification Concentration of coloring PS Dyes TiO2 Light fastness Heat fastness /% /% (℃/5min) Transparent red H5B Solvent Red 52 Anthrapyridine ketones Purplish red 0.2 0 7 300 Applications PS HIPS ABS PC RPVC PMMA SAN AS PA6 PET ★ ○ ★ ★ ★ ★ ★ — ○ ★ ★ Suitable     ○ Suitable with restrictions     △ Not recommended     - Not Test Note: The above technical data is only used for reference. The application, use and process of the products provided by our company, are not controlled by our company, we hope that the user should test the goods before mass use to verify whether Suitable for the process and use of your products. Physical & Chemical Properties 1 Appearance Red Powder 2 Chromatism △E≤1.0 3 Color strength 100±1% vs standard 4 Dyes content(HPLC) ≥98.5% 5 Water content ≤0.5% 6 Ash content ≤0.2% 7 Insoluble matter ≤0.5% 8 Screen test(60 mesh) ≤5.0% 9 Melting point 277℃ 10 PH-Value 5.5-7.5 11 Thin layer chromatography No spots of by-products 12 Alkaline resistance Non color in alkaline filtrate 13 Heat resisting property 280℃ 14 Light Fastness 7 15 Density (23℃) 1.37 g/cm3 16 Bulk Density 0.23 g/cm3 17 Heavy Metal Content Table Table RoHS Limit ppm Cd Cr VI Hg Pb PBBs PBDEs 10 10 10 10 10 10 Solubility g/l - 23℃ Water Acetone Benzyl alcohol Butyl acetate Ethanol Methyl methacrylate Methylene chloride Styrene Xylene Insoluble 0.3 5 0.3 0.1 0.5 35 3 2 Heat Resistance For Application Polymer TiO2 % Heat Resistance ℃ PET 1 290 PC 1 350 PMMA 1 300 PS 2 280 PA 1 290 ABS 4 280 SAN 1 280