摘要:
[Pd(C 8 H 12)Cl 2 ](C 8 H 12 =环辛-1,5-二烯)与等摩尔量的各种碱金属二硫代酸盐([S–S – ] = [S 2 NEt 2 ] –,[S 2 COEt] –或[S 2 PMe 2 ] –)给出氯桥联的二聚体[{PdCl(S–S)} 2 ](1)。这些复分解反应得到相应的[{PDX(S 2 CNET 2)} 2 ](X = Br的-或[SPh上] -)。用Lewis碱裂解这些配合物得到[PdCl(S–S)L](2:L = PPh 3,[S–S – ] = [S 2 CNEt 2 ] –,[S 2 COEt] –,或[S 2 PMe 2 ] –; L = AsPh 3,SbPh 3或C 5 H 5 N,[ SS – ] = [S 2 CNEt 2 ] –),并带有M'Cl–HCl,M' [PdCl 2(S 2 CNEt 2)](3; M'= [AsPh 4 ]