Synthesis of Alkynechalcogenolato Complexes of Titanocene(IV) and Samarocene(III) and Formation of a Ti<sub>2</sub>Ni Trinuclear Cluster [Cp<sub>2</sub>Ti(μ-SC⋮CPh)<sub>2</sub>]<sub>2</sub>Ni
作者:Hiroyasu Sugiyama、Yuji Hayashi、Hiroyuki Kawaguchi、Kazuyuki Tatsumi
DOI:10.1021/ic980901x
日期:1998.12.1
between (C(5)H(4)R')(2)TiCl(2) and 2 equiv of LiEC&tbd1;CR generated a series of alkynethiolato and alkyneselenolato complexes of titanocene(IV), (C(5)H(4)R')(2)Ti(EC&tbd1;CR)(2) in high yields (1, R = Ph, R' = H, E = S; 2, R = p-C(6)H(4)CH(3), R' = H, E = S; 3, R = (t)Bu, R' = H, E = S; 4, R = Ph, R' = Me, E = S; 5, R = Ph, R' = H, E = Se). Complex 1 reacted with (1)/(2) equiv of Ni(cod)(2) to give
(C(5)H(4)R')(2)TiCl(2)和2当量的LiEC&tbd1; CR之间的反应生成了一系列钛茂(IV)炔硫醇和炔硒醇络合物,(C(5)H(4 )R')(2)Ti(EC&tbd1; CR)(2)高收率(1,R = Ph,R'= H,E = S; 2,R = pC(6)H(4)CH(3 ),R'= H,E = S; 3,R =(t)Bu,R'= H,E = S; 4,R = Ph,R'= Me,E = S; 5,R = Ph, R′= H,E = Se)。配合物1与(1)/(2)当量的Ni(cod)(2)反应生成线性Ti(2)Ni三金属配合物[Cp(2)Ti(&mgr; -SC&tbd1; CPh)(2)] (2)Ni(6),其中Ni原子通过与硫醇盐硫桥的相互作用连接两个Cp(2)Ti(SC&tbd1; CPh)(2)单元。用2当量的LiSC&tbd1; CPh和TMEDA处理Cp