Transition-metal silacyclohexyl derivatives. Crystal and molecular structure of carbonyl(η-cyclopentadienyl)(1 -phenyl-1 -silacyclohex-1 -yl)-(triphenylphosphine)iron(<scp>II</scp>)
作者:Rupert D. Holmes-Smith、Stephen R. Stobart、Jerry L. Atwood、William E. Hunter
DOI:10.1039/dt9820002461
日期:——
[Fe(η5-C5H5)(CO)(PPh3)[graphic omitted]H2}][R2= H, (11); R2= Me, (12); R2= Ph (13)] which are chiral at Fe; (b) hydrosilylation at the metal to give mononuclear complexes [Co(CO)4[graphic omitted]H2}][ R2= Me, (14) R2= Ph, (15), R2= Cl (16)] and [Mn(CO)5[graphic omitted]H2}][R2= Me, (17); R2= Ph (18)] from [Co2(CO)8] or [Mn2(CO)10], binuclear complexes [M(CO)4[[graphic omitted]H2]}2][M = Ru, R2= Me
过渡金属配合物silacyclohexyl(1-金属-1- silacyclohexanes)的合成报道通过两个已建立的制备路线:(a)中的1-氯-1- -silacyclohexanes用的[Fe(η反应5 -C 5 H ^ 5)(CO )2 ] - ,得到硅-铁化合物的[Fe(η 5 -C 5 H ^ 5)(CO)2 - [图形省略1 H 2 }] R 2 = H,(8); R 2 =我,(9);[R 2 =苯基(10)],然后用光化学PPH取代3,得到相应的配合物的[Fe(η 5 -C5 H 5)(CO)(PPh 3)[省略图] H 2 }] [R 2= H,(11);R 2 =我,(12);R 2= Ph(13)],它们在Fe上是手性的;( b)在金属上进行氢硅烷化,得到单核络合物[Co(CO) 4 [图省略] H 2 }] [R 2 = Me,(14)R 2 = Ph,(15),R