作者:Ekkehard Lindner、Thomas Leibfritz、Riad Fawzi、Manfred Steimann
DOI:10.1016/s0022-328x(97)00048-x
日期:1997.8
[m = 8, 9 (4d,e)] are obtained in a one-pot reaction. The unsaturated hydrocarbon bridged rhenium complexes trans-[Re]-(CH2)2-CH=CH-(CH2)2-[Re](6), cis-[Re]-(CH2)3-CH=CH-(CH2)3-[Re](8), and [Re]-(CH2)p-CH2-C≡C-CH2-(CH2)p-[Re] [Re] = Re(CO)5p = 1, 3 (11, 12)} are formed by reaction of the bis(triflates) trans-Y-(CH2)2-CH=CH-(CH2)2-Y (5), cis-Y-(CH2)3-CH=CH-(CH2)3-Y (7), and Y-(CH2)p-CH2-C≡C-CH2-(CH2)p-Y
双(三氟甲磺酸)[Y-(CH 2)m -Y] [Y = F 3 CSO 3,m = 4,6–9,12,14,16(1a–h)]与羰基金属化物的反应M'[M(CO)5 ](M'= Na,K; M = Mn,Re)提供烷二基桥接的金属络合物[(OC)5 M-(CH 2)m -M(CO)5 ] [ m = 6-9、12、14、16;M = Mn(2b–h)和m = 4,6–9,12,14,16; M = Re(3a–h)]。从K [Mn(CO)5 ]和双(三氟甲烷)1d和1e开始,二酯[H通过一锅反应获得3 CO(O)C(CH 2)m C(O)OCH 3 ] [ m = 8,9(4d,e)]。不饱和烃桥rh配合物反式-[Re]-(CH 2)2 -CH = CH-(CH 2)2- [Re](6),顺式-[Re]-(CH 2)3 -CH = CH - (CH 2)3 - [重(8),和[再] - (CH