名称:
ENANTIOSELECTIVE SYNTHESIS OF A NOVEL TYPE OF OPTICALLY ACTIVE OCTAHEDRAL COMPLEXES,trans-[Co(AB)2(X)(Y)]. THE ESSENTIAL ROLE OF AXIAL LIGATION FOR Co–C σ-BOND FORMATION IN THE REACTION OF A Co(I) COMPLEX WITH OLEFINS
摘要:
C(+)578− 和 A(−)578-(XCH2CH2)(PPD)2(吡啶)Co [X = CN 或 COOCH3; PPD = (E,E)-1-苯基-1,2-丙二酮二肟单阴离子]通过 [CoI(PPD)2]− 在手性胺存在下与 H2C=CHX 进行对映选择性烷基化合成,证明了轴向连接对于 Co-C σ 键形成的重要作用。