ORGANIC CHEMISTRY Chapter 16 g Some ketones have common names that are retained in the IUPAC system CHa-C-CH C-CH Acetone丙酮 Acetophenone苯乙酮 Benzophenone二苯甲酮 propanone 1-phenylethanone diphenylmethane (dimethyl ketone)(methyl phenyl ketone)(diphenyl ketone) o When RCo-group are named as substituents, they are called alkanoyl or acyl groups O R-C HC ChC Acyl Formyl Acetyl B enzo 酰基甲酰基乙酰基苯甲酰基 Department of Chemistry, Xiamen UniversityORGANIC CHEMISTRY Department of Chemistry, Xiamen University Chapter 16 Some ketones have common names that are retained in the IUPAC system. CH3 C CH3 O 丙酮 propanone Acetone C CH3 O Acetophenone 苯乙酮 C O Benzophenone 二苯甲酮 1-phenylethanone diphenylmethanone (dimethyl ketone) (methyl phenyl ketone) (diphenyl ketone) When RCO- group are named as substituents, they are called alkanoyl or acyl groups. HC O CH3C O R C O C O 酰基 甲酰基 乙酰基 Acyl Formyl Acetyl Benzoyl 苯甲酰基