Reactions of Ruthenium–Aminophosphane Complexes with Diynes: P–N Bond Activation and Formation of Novel Phosphaallyl, Azaallyl, and Aminocarbene Complexes
作者:Sonja Pavlik、Florian Jantscher、Georg Dazinger、Kurt Mereiter、Karl Kirchner
DOI:10.1002/ejic.200500942
日期:2006.3
complexes [RuCp(PPh 2 NRR' 2 )-(CH 3 CN) 2 ] + and [RuCp*(PPh 2 NRR' 2 )(CH 3 CN) 2 ] + (NRR' = NHnPr, NEt 2 , NC 5 H 5 ) react with 1,6-heptadiyne and 1,7-octadiyne to yield novel η 3 -phosphaallyl-η 2 -vinylamine complexes of the types [RuCpη 3 -(P,C,C)-PPh 2 CH=C-(CH 2 ) n -η 2 -(C,C)-C=CHNRR' 2 }] + and [RuCp*η 3 -(P,C,C)-PPh 2 CH=C-(CH2) n -η 2 -(C,C)-C=CHNRR' 2 }] + (n = 3, 4). These complexes
氨基膦配合物[RuCp(PPh 2 NRR' 2 )-(CH 3 CN) 2 ] + 和[RuCp*(PPh 2 NRR' 2 )(CH 3 CN) 2 ] + (NRR' = NHnPr, NEt 2 , NC 5 H 5 ) 与 1,6-庚二炔和 1,7-辛二炔反应生成新型 η 3 -磷烯丙基-η 2 -乙烯基胺复合物 [RuCpη 3 -(P,C,C)-PPh 2 CH =C-(CH 2 ) n -η 2 -(C,C)-C=CHNRR' 2 }] + 和 [RuCp*η 3 -(P,C,C)-PPh 2 CH=C-(CH2 ) n -η 2 -(C,C)-C=CHNRR' 2 }] + (n = 3, 4)。这些复合物是动力学产物,但最终形成 η 1 -磷烯丙基-η 3 -氮杂烯丙基复合物 [RuCpη 1 -(P)-PPh2CH=C-(CH 2 ) n -η 3 -(C,C,N)