BF4, ClO4) species. Compound 1 is the first example of a Re(I)–dmso complex structurally characterized and confirms the rule that dmso is always O-bonded when trans to CO. The reactivity of 1 was tested in the one-step preparation of several new and known complexes. The O-bonded sulfoxides of 1 are replaced under mild conditions by tri- (L3) and bidentate ligands (L2) to produce fac-[Re(CO)3(L3)]+ and
我们在这里显示了新的复合物fac- [Re(CO)3(dmso-O)3 ](CF 3 SO 3)(1),它是从[ReBr(CO)5 ]一步制备得到的,具有广泛的应用范围通常,与通常使用的(NEt 4)2 fac- [ReBr ]相比,溶解度通常是更好的一步合成包含fac- [Re(CO)3 ] +片段的单核和多核无机化合物的前体3(CO)3 ]和fac- [Re(CO)3(CH 3 CN)3 ](Y)(Y = PF 6,BF 4,ClO 4)物种。化合物1是Re( I)-dmso配合物结构表征的第一个例子,并证实了以下规则:dmso当总是被O形接合反式到CO。的反应1中的几个新的和已知的复合物中的一步制备进行了测试。O键亚砜的1是由三- (L温和的条件下被取代3)和二齿
配体(L 2)分别产生fac- [Re(CO)3(L 3)] +和fac- [Re(CO)3(L 2)(dmso-O)]