下列反应中,属于取代反应的是
①CH3CH=CH2+Br2CH3CHBrCH2Br②CH3CH2OH CH2=CH2+H2O
③CH3COOH+CH3CH2OHCH3COOCH2CH3+H2O ④ CH3Cl+Cl2→CH2Cl2+HCl
A.①② | B.③④ | C.①③ | D.②④ |
下列反应中,属于取代反应的是
①CH3CH=CH2+Br2CH3CHBrCH2Br②CH3CH2OH CH2=CH2+H2O
③CH3COOH+CH3CH2OHCH3COOCH2CH3+H2O ④ CH3Cl+Cl2→CH2Cl2+HCl
A.①② | B.③④ | C.①③ | D.②④ |