diphenyl oxide

diphenyl oxide

[dī¦fen·əl ′äk‚sīd] (organic chemistry) (C6H5)2O A colorless liquid or crystals with a melting point of 27°C and a boiling point of 259°C; soluble in alcohol and ether; used in perfumery, soaps, and resins for laminated electrical insulation. Also known as diphenyl ether; phenyl ether.