4.4.2加氢与还原 R-C=C-R'+H2 pd RCH2CH2R' pd Lindlar Cat.RC=C R' RC=CR'+H 顺式烯烃)4.4.2加氢与还原 R C C R' + H2 C C R R' H H H2 RCH2CH2R' pd pd RC CR' + H2 Lindlar Cat. C C R H H R' (顺式烯烃)