常见的亲电试剂: Cl2,Br2,CL,IBr,HOCL,RSCl,卡宾, Br RCO, B2H6 HOAC HRC Br H HAc ≡CH3 H+ Br- H CH 3 Br Br Br Ph Br CH3 Br2 Ph--CH-CH H Ph Br Ph Br常见的亲电试剂： Cl 2 ,Br2 ,ICl,IBr, HOCl, RSCl,卡宾, RCO, B2 H6 . H3C H C C H CH3 CH3 H H CH3 Br2 HAc HOAc H CH3 H3C H Br Br H CH3 H CH3 Br Br H CH3 H Ph Br2 H CH3 H Br Br Ph Ph H H Br Br H3C Ph CH CH