题目内容

有机化学中取代反应范畴很广,下列6个反应中,属于取代反应范畴的是(填写相应的字母)         。               

                            浓硫酸

A.        + HNO───→        ―NO2 + H2O

                     50~60℃                      

 B.CH3CH2CH2CHCH3CH3CH2CH=CHCH3 + H2O

                OH                                   

C.2CH3CH2OHCH3CH2OCH2CH3 + H2O

                   

D.(CH3)2CHCH=CH2 + HI → (CH3)2CHCHICH3  +  (CH3)2CHCH2CH2 I

                                     (多)                 (少)

E.CH3COOH + CH3CH2OH CH3COOCH2CH3 + H2O

   RCOOCH2                          CH2OH

F.RCOOCH+ 3H2O 3RCOOH  + CHOH

   RCOOCH2                           CH2OH

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