ORGANIC CHEMISTRY Chapter 3 CH3-O. +H CH2-0-H H H Protonated alcohol R H R-0-H R R Dialkyloxonium ion R R C=0°+H— C=0-H R R Protonated ketone C=C.+H—C—C-H Department of Chemistry, Xiamen UniversityORGANIC CHEMISTRY Department of Chemistry, Xiamen University Chapter 3 CH3 O H + H CH3 O H H R O R + H R O R H R C R O + H R C R O H Protonated alcohol Dialkyloxonium ion Protonated ketone C C + H C C H