三3加水 Heso ID CH=CH H,O CH=CH HoSO O OH CH3-c-h HgSO4 RC=CH 3RC≡CH+H2O HoSO OH R一C—CHOrganic Chemistry Organic Chemistry Xiamen Xiamen University University 3.加水 Hg S O 4 CH CH + H 2 O H 2SO 4 CH CH 2 OH CH 3 C O H RC CH + H 2 O Hg S O 4 H 2SO 4 RC CH 2 OH R C O CH 3