Solvent Red 52

Product Name:Solvent Red 52

Molecular Structure: Pyridineanthrone

Molecular Formula:C₂₄H₁₈N₂O₂

Molecular Weight: 366.41

CAS Registry Number:81-39-0

Manufacturing Methods : (a) 6-Bromo-3-methyl-3H-naphtho[1,2,3-de]quinoline-2,7-dione or 1-Bromo-4-(N-methylacetamido)anthraquinoneand 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.

Counter product: Waxoline Rubine，Fabrisol Red 5B (SR-71900)，AP Red 52

Use:It is a violet red color with excellent heat resistance and light fastness for coloring  plastics, polymers, synthetic fibers,rubber products,wax,oils, lubricants, fuel,gasoline,candle,paints,coatings,printing inks.