Treatment of the η2(3e)-vinyl complex [[graphic omitted]H(Ph)}Br(PPh3)(η-C5H5)] with HBF4·Et2O and the phosphaalkyne ButCP affords the crystallographically characterised complex [[graphic omitted](H)OBF3}Br(PPh3)(η-C5H5)]1 formed via a novel reaction involving transfer of oxygen from a metal centre to a coordinated phosphaalkyne.
用
HBF4Â-Et2O 和
磷炔 ButCP 处理δ-2(3e)-
乙烯基络合物[[图略]H(Ph)}Br(PPh3)(δ--
C5H5)],可得到具有晶体学特征的络合物[[图略](H)OBF3}Br(PPh3)(δ-- )]1。