摘要:
一系列η的1锰,CP(CO)的-α-phosphinocarbene络合物2 Mn═C(R)PR'R''(3 ; 3a中:R = PH,R'= H,R''=的Mes;图3b:R = Me,R'= H,R''= Mes; 3c:R = Ph,R'= R''= Ph; 3d:R = Ph,R'= R''= N(i -Pr)2 ; 3e:亲核添加一级膦H 2 PMes和二级膦HPPh 2,HP(N(i- Pr)2)时,在低温下生成R = Ph,R'= Me,R''= Mes))2或(±)-HPMeMes与阳离子碳炔复合物Cp(CO)2的Mn + ≡C-R([ 1 ] + ; [ 1A ] +:R = Ph值; [ 1B ] +:R = Me)时,接着将得到的α-phosphoniocarbene中间体Cp的去质子化(CO)2 Mn═C( R)P +(H)R'R''([ 2a - e ] +)。在η