ORGANIC CHEMISTRY Chapter 16 o Aldehydes and ketones contain an acyl group bonded either to hydrogen or to another carbon 120 O RC Acyl group酰基 Carbonyl group羰基 H R H R R RCHO RCOR Formaldehyde General formulas General formulas for an aldehydes for a ketones Department of Chemistry, Xiamen UniversityORGANIC CHEMISTRY Department of Chemistry, Xiamen University Chapter 16 Aldehydes and ketones contain an acyl group bonded either to hydrogen or to another carbon. C O δ+ δ− sp2 Carbonyl group 羰基 120 RC 120 O Acyl group 酰基 O C H H O C R H O C R R Formaldehyde General formulas for an aldehydes General formulas for a ketones RCHO RCOR