5-Bl 3-Bromacetophenon aus Acetophenon Br2, AlCl3 stoch CH AlCl3 CH3 B COCH3: -1,-M meta B5-B1 3-Bromacetophenon aus Acetophenon CH3 O CH3 O Br Br2 , AlCl3 stöch. CH3 O Br Br CH3 O H Br CH3 O H Br CH3 O H Br - H CH3 O Br COCH3 : -I, -M meta AlCl3