下列反应属于取代反应的组合是
①CH3CH=CH2+Br2 CH3CHBrCH2Br
②CH3COOH+CH3CH2OHCH3COOCH2CH3+H2O
③2CH3CH2OH+O22CH3CHO+2H2O
A.①② | B.③④ | C.①③ | D.②④ |
下列反应属于取代反应的组合是
①CH3CH=CH2+Br2 CH3CHBrCH2Br
②CH3COOH+CH3CH2OHCH3COOCH2CH3+H2O
③2CH3CH2OH+O22CH3CHO+2H2O
A.①② | B.③④ | C.①③ | D.②④ |