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…