2,4-Dichloro-6-phenyl-1,3,5-triazine, chemical formula is C9H5Cl2N3, CAS number is 1700-02-3, molecular weight is 226.06, a functional intermediate containing homotriazine aromatic photoelectric material Body, pharmaceutical intermediate. At present, it is widely used in OLED light-emitting host materials, transmission layer materials, and barrier materials. White powder, conventional purity ≥99.5%. Shangsai Optoelectronics strictly controls all kinds of single impurities through a series of synthetic methods and purification processes, which can further improve the purity, controllable ion content, inert atmosphere, and save from light.