η2,η2-C60) (9), have been prepared by decarbonylation of Os3(CO)9(μ3-η2,η2,η2-C60) (6) with Me3NO/MeCN in the presence of phosphine ligands. The molecular structure of 8 has been determined by a single-crystal X-ray diffraction study. The structure of 8 is derived from that of Os3(CO)11(PPh3) by replacing three axial carbonyl ligands with a μ3-face-capping C6 ring of C60. The 13C NMR spectra (C60 region)
两个μ 3 -η 2,η 2,η 2个-C 60络合物,
锇3(CO)8(PPH 3)(μ 3 -η 2,η 2,η 2 -C 60)(8)和Os 3( CO)7(
PME 3)2(μ 3 -η 2,η 2,η 2 -C 60)(9),已经制备由O的
脱羰基化3(CO)9(μ3 -η 2,η 2,η 2 -C 60)(6)与我3在膦配位体的存在下NO / MeCN中。8的分子结构已通过单晶X射线衍射研究确定。的结构8是从O的衍生3(CO)11(PPH 3),用三个轴向
配体羰基与μ 3 -面封盖Ç 6的C环60。6和Os 3(CO)的13 C NMR光谱(C 60区域)8(
PME 3)(μ 3 -η 2,η 2,η 2 -C 60)(7)示出了11个
SP 2和
SP 1 3
碳共振和29
SP 2和
SP 3个3分别
碳共振,它们是一致的与ç 3 v和ç小号在溶液中的两种复合物的对称性质。的电
化学性质6,7,和9已经通过循环伏安法(CV)在1