Reaction of 1 with dppe (1,2-bis(diphenylphosphino)ethane) produces [Fe2(CO)4(μ-sdt)}2(μ-κ1-dppe)] (5) in which the diphosphine forms an intermolecular bridge between two diiron cluster fragments. Three products were obtained when dppf (1,1′-bis(diphenylphosphino)ferrocene) was introduced to complex 1; they were [Fe2(CO)5(μ-sdt)(κ1-dppfO)] (6), the previously known [Fe2(CO)5(μ-sdt)}2(μ-κ1-κ1-dppf)]
                                    研究了[Fe 2 (CO) 6 (μ-sdt)] ( 1 ) (sdt = SCH 2 SCH 2 S) 与
膦配体的反应。用 dppm(双(
二苯基膦)
甲烷)或 dcpm(双(
二环己基膦)
甲烷)处理1得到
二膦桥联产物 [Fe 2 (CO) 4 (μ-sdt)(μ-dppm)] ( 2 ) 和 [ Fe 2 (CO) 4 (μ-sdt)(μ-dcpm)] ( 3 ) 分别。通过使1与dppv(顺式-1,2-双(
二苯基膦)
乙烯)反应,得到与螯合
二膦的络合物[Fe 2 (CO) 4 (μ-sdt)(κ 2 -dppv)]( 4 )。 1与 dppe (1,2-双(
二苯基膦基)
乙烷) 反应生成 [Fe 2 (CO) 4 (μ-sdt)} 2 (μ-κ 1 -dppe)] ( 5 ),其中
二膦形成两个二
铁簇片段之间的分子间桥。将dppf(1,1'-双(
二苯基膦)
二茂铁)引入配合物1中,得到三种产物:它们是[Fe