. chế nucleophin C 6 H 5 CO-C CH = = R 2 NH C 6 H 5 CO C=C N R 2 H H C 6 H 5 C CH = C 2 H 5 ONa C 6 H 5 C 2 H 5 H H C=C CH 2 =CH-C CH ROH R O - , 1 5 0 0 CH 2 =CH-CH=CHOR CH CH RO-C=CH RO-CH=CH 2 + RO ROH 150 0 150 0 = RO Sự. l H 2 O 2 H 2 O, NaOH C H CH 3 CH 2 C OH CH 2 CH 3 E n o l 3 C H 3 C H 2 C H 2 C O CH 2 CH 3 3 - H e x a no n 3 - H e x y n 3 CH 3 (CH 2 ) 5 C CH R 2 BH THF C H H 3 C(CH 2 ) 5 C BR 2 H H 2 O 2 H 2 O,