4、叁键与HB加成时的过氧化物歙应 ROOR CH3-C≡CH+HBr—>CH3-C=CH t HBr ROOR a CH3-CH-CHBr CH3-CH2-CHBr2 <1% Br h CH3-CH-CH2Br CH3-CH-CH2 Br Br Br4、叁键与HBr加成时的过氧化物效应 CH3 - C = CH + HBr CH3 - C = CH ROOR H Br + HBr ROOR a CH3 - CH - CHBr b CH3 - CH -CH2Br Br Br . . CH3 - CH2 -CHBr2 <1% CH3 - CH - CH2Br Br