兰州交通大学化学与生物工程学院 有机化学习题集 14.解： CH3 (A):CH3CH2CHCH=CH2 CH3 CHCHCHCH-CHCH CH CHCHCH Br H2/Ni CH3 (B) (B)无旋光性。 15.解： OH KMnO CH,CHCHCHBr OH NaOH,H2O OH CH3CH=CHCH2Br CH3CH-CHCH2OH CH3CHCH-CH2 D) (C) H2/Ni CH:CHCH=CH2 →CH3CHCHCH3(E) OH OH CH3CH-CHCH2OH →CH3CH2CH2CH2OH(F) -H20 >CH3CH=CHCH3 OH CH3CH2CH2CH2OH--H2O>CH:CH2CH-CH2 CH3CH=CHCH2Br+Br2->CH3CHBrCHBrCH2Br(B)