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首页> 外文期刊>Dalton transactions: An international journal of inorganic chemistry >Electrochemical nickel-induced fluoroalkylation: Synthetic, structural and mechanistic study
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Electrochemical nickel-induced fluoroalkylation: Synthetic, structural and mechanistic study

机译:电化学镍诱导的氟烷基化:合成,结构和机理研究

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Electrocatalytic generation of nickel catalysts in low oxidation states by reduction of nickel complexes with various ligands (2,2′-bipyridine, 2,2′:6′,2′′-terpyridine, (S,S)-2,6-bis(4-phenyl-2- oxazolin-2-yl)-pyridine) in the presence of olefinic substrates and fluoroalkyl halides leads to new organic products derived from addition-dimerization processes. Due to the presence of two stereocenters in the dimerization products two diastereomers were characterized by a variety of analytical techniques including multi-dimensional NMR methods and X-ray single crystal diffraction. The formation of dimers was prevented by the inclusion of the hydrogen atom donor tributyltin hydride. The cyclic voltammetry study of selected nickel complexes along with fluoroalkyl halides demonstrated that Ni(i)L is the active form of the catalyst. This journal is
机译:通过与各种配体(2,2'-联吡啶,2,2':6',2''-吡啶,(S,S)-2,6-bis (4-苯基-2-恶唑啉-2-基)-吡啶)在烯烃底物和氟代烷基卤化物的存在下会生成新的有机产物,该产物由加成二聚方法衍生而来。由于二聚产物中存在两个立体中心,因此通过多种分析技术(包括多维NMR方法和X射线单晶衍射)对两个非对映异构体进行了表征。通过包含氢原子供体三丁基氢化锡防止了二聚体的形成。选定的镍配合物与氟代烷基卤化物的循环伏安研究表明,Ni(i)L是催化剂的活性形式。这本日记是

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