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Tetradentate N2O2Chelated Palladium(II) Complexes: Synthesis, Characterization, and Catalytic Activity towards Mizoroki-Heck Reaction of Aryl Bromides

机译:四烯烃N 2 O 2 Chelated Palladium(II)复合物:芳基溴化物的含有型咪米氏菌的合成,表征和催化活性

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摘要

Four air and moisture-stable palladium(II)-Schiff base complexes, N,N′-bis(α-methylsalicylidene)propane-1,3-diamine palladium(II) (2a), N,N′-bis(4-methyl-α-methylsalicylidene)propane-1,3-diamine palladium(II) (2b), N,N′-bis(3,5-di-tert-butylsalicylidene)propane-1,3-diamine palladium(II) (2c), and N,N′-bis(4-methoxy-salicylidene)propane-1,3-diamine palladium(II) (2d), have been successfully synthesised and characterised by CHN elemental analyses and conventional spectroscopic methods. These complexes were investigated as catalysts in the phosphine-free Mizoroki-Heck cross-coupling reactions of aryl bromides with methyl acrylate.
机译:四个空气和水分稳定的钯(II)-Schiff碱基配合物,N,N'-BIS(α-甲基亚二亚硅基)丙烷-1,3-二胺钯(II)(2A),N,N'-BIS(4-甲基-α-甲基硅基)丙烷-1,3-二胺钯(II)(2B),N,N'-BIS(3,5-二叔丁基苏基硅基)丙烷-1,3-二胺钯(II)( 2C)和N,N'-BIS(4-甲氧基 - 水杨基)丙烷-1,3-二胺钯(II)(II)(2D)已成功地合成,并通过CHN元素分析和常规光谱方法表征。将这些配合物作为丙烯酸甲酯的芳基溴化芳基的磷酸盐的Mizoroki-Heck交联反应中的催化剂进行研究。

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