摘要:
一系列RuCp的[OC 6 H ^ 3(CH 2 CH = CH 2 -2)(R)](PPH 3)ñ络合物(Ñ = 2,R = H(1A); ñ = 1,R = 4-OME (2b),4-Me(2c),4-Ph(2d),4-Br(2e),4-NO 2(2f),6-OMe(2g),6-Me(2h),6-Ph (2i))的收率为27–76%。这些2-烯丙基芳基氧配合物1a和2b – f在RuCp [OC之间处于平衡状态6 ħ 3(CH 2 CH = CH 2 -2)(R)-κ 1 ö ](PPH 3)2(1)和RuCp [OC 6 H ^ 3(CH 2 CH = CH 2 -2)(R) - κ 1 Ò,η 2 ç,ç '](PPH 3)(2在溶液中),和2克-我不与反应PPH 3。平衡常数K 1(K 1 = [ 2 ] [PPh 3] / [ 1 ])对于1a和2b – f大约相同(K 1 =