POCN Ni(<scp>ii</scp>) pincer complexes: synthesis, characterization and evaluation of catalytic hydrosilylation and hydroboration activities
作者:Kristina A. Gudun、Medet Segizbayev、Assyl Adamov、Philipp N. Plessow、Konstantin A. Lyssenko、Mannix P. Balanay、Andrey Y. Khalimon
DOI:10.1039/c8dt04854a
日期:——
reactions with HBPin, efficient and mild hydroboration of a variety of carbonyl compounds, including highly chemoselective hydroboration of benzaldehyde in the presence of other common potent reductive functional groups, such as alkenes, alkynes, esters, amides, nitriles, nitro compounds and even ketones, and the first example of base metal catalyzed hydroboration of amides, including mild direct hydroborative
一系列亚氨基次膦酸酯POCN钳制Ni(II)配合物(POCN)NiMe和(POCN)NiL n(BX 4)(L = CH 3 CN,n = 0,1; X = F,Ph,C 6 F 5)已开发出用于烯烃,醛和酮的催化氢化硅烷化和羰基化合物的氢硼化反应。(POCN)NiMe和(POCN)Ni(BF 4)与PhSiH 3和HBPin的化学计量反应表明催化反应通过氢化物中间体(POCN)NiH。关于与HBPin的反应,对各种羰基化合物进行了有效而温和的硼氢化,包括在存在其他常见的强还原性官能团(例如烯烃,炔烃,酯,酰胺,腈,硝基化合物和(POCN)NiMe证明了贱金属催化酰胺加氢硼化的第一个实例,包括将伯酰胺和仲酰胺轻度直接硼氢化还原成硼化胺。