Structural Variation in [PdX
<sub>2</sub>
{RE(CH
<sub>2</sub>
)
<i>
<sub>n</sub>
</i>
NMe
<sub>2</sub>
}] (E = Se, Te; X = Cl, OAc) Complexes: Experimental Results, Computational Analysis, and Catalytic Activity in Suzuki Coupling Reactions
作者:Dilip K. Paluru、Sandip Dey、Amey Wadawale、Dilip K. Maity、Nattamai Bhuvanesh、Vimal K. Jain
DOI:10.1002/ejic.201402943
日期:2015.1
ligands RE(CH2)nNMe2 (1) [E = Se or Te; R = Ph, o-tol (o-tol = ortho-tolyl), Mes (Mes = 2,4,6-trimethylphenyl); n = 2 or 3] and their palladium complexes [PdX2RE(CH2)nNMe2}]m [X = Cl (2) or OAc (3); m = 1, 2] were synthesized. Complexes [PdCl2(RECH2CH2NMe2)] [R/E = Ph/Se (2a), Mes/Se (2b), Mes/Te (2c)] were isolated as monomers. Complexes [PdCl2(RECH2CH2CH2NMe2)]m [R/E = Ph/Se (2d), Ph/Te (2e), o-tol/Te
一系列硫属元素醚配体 RE(CH2)nNMe2 (1) [E = Se 或 Te; R = Ph、o-tol(o-tol = 邻甲苯基)、Mes(Mes = 2,4,6-三甲基苯基);n = 2 或 3] 及其钯配合物 [PdX2RE(CH2)nNMe2}]m [X = Cl (2) 或 OAc (3); m = 1, 2] 被合成。配合物 [PdCl2(RECH2CH2NMe2)] [R/E = Ph/Se (2a), Mes/Se (2b), Mes/Te (2c)] 作为单体被分离出来。配合物 [PdCl2(RECH2CH2CH2NMe2)]m [R/E = Ph/Se (2d), Ph/Te (2e), o-tol/Te (2f)] 在溶液中以一种单体和两种二聚体形式存在;它们的比率取决于 NMR 光谱数据显示的 E 和 R。建立了单体 2a、2b、3b、2d、2f 和二聚体 2e