- a crystalline, water-insoluble ketone, C13H10O, used in organic synthesis.
- a white sweet-smelling crystalline solid used mainly in the manufacture of organic compounds and in perfume. Formula: C 6 H 5 COC 6 H 5Also called: diphenylketone
- A white crystalline compound used in perfumes to prevent evaporation and in the manufacture of insecticides. Benzophenone is a ketone. Chemical formula: C13H10O.