Reactions of Tl (LL)(LL–= pyridine-2-thiolato), pyrimidine-2-thiolato, or thiazoline-2-thiolato) with the bis-hexafluorobut-2-yne complexes [MCl(CF3CCCF3)2-(η-C5H5)](M = Mo or W), give products [M (LL)-C(CF3)·C(CF3)}(CF3CCCF3)(η-C5H5] containing a novel η2-vinyl ligand resulting from nucleophilic attack of LL–on an alkyne ligand whereas with [WCl(CF3CCCF3)2-(η-C5H5)] the thallium(I) salt of 2-mercaptopyridine
Tl(LL)(LL – =
吡啶-2-
硫羟
甲基吡啶,
嘧啶-2-
硫羟甲基或
噻唑啉-2-
硫羟甲基)与双六
氟丁-2-炔配合物[MCl(CF 3 C CCF 3)2的反应-(η- C 5 H 5)](M = Mo或W),得到乘积[M (LL)-C(CF 3)·C(CF 3)}(CF 3 C CCF 3)(η- C 5 ħ 5 ]含有新η 2 -
乙烯基配体从LL的亲核攻击得到的-上的配位体炔而用[WCL(CF 3 ç CCF3) 2-( η- C 5 H 5)]
2-巯基吡啶N-氧化物的(( I)盐出乎意料地促进了
环戊二烯基的取代,从而形成了配位不饱和的双六
氟丁-2-炔配合物5 H 4 NO) 2(CF 3 CCCF 3) 2 ];[W(SC 5 H 4 NO)(CF 3 CCCF 3) 2 ];[Mo SC 5 H 4 NC(CF 3)·C(CF 3)}(CF 3 C CCF 3)(η- C 5 H