Preparation method of diphenyl ethylene glycol_Kain Industrial Additive

Background and overview[1-2] Diphenylethanedione is a yellow prismatic crystal. Molecular weight 210.22. Melting point 95~96℃. Boiling point 346~348℃. Soluble in ethanol, ether, chloroform, benzene, insoluble in water. Toxicity: Rat oral LD50 is 2710 mg/kg. Organic synthesis intermediates. Also used as insecticide. It is also a promising photosensitizer for UV-curable resins and is suitable for making…