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一种以二乙基锌为预催化剂、无溶剂条件下实现杂累积烯烃氢膦化反应的高效催化方法。

An efficient catalytic method for hydrophosphination of heterocumulenes with diethylzinc as precatalyst without a solvent.

作者信息

Zhang Bingyi, Ma Xiaoli, Yan Ben, Ni Congjian, Yu Hailong, Yang Zhi, Roesky Herbert W

机构信息

School of Chemistry and Chemical Engineering, Beijing Institute of Technology, Beijing, P. R. China.

Institute of Inorganic Chemistry, Georg-August-Universität Göttingen, Göttingen Tammannstrasse 4, D-37077, Germany.

出版信息

Dalton Trans. 2021 Nov 9;50(43):15488-15492. doi: 10.1039/d1dt02706a.

DOI:10.1039/d1dt02706a
PMID:34723295
Abstract

Commercially available compound ZnEt acts as an efficient precatalyst for the solvent-free hydrophosphinations of heterocumulenes using PhPH as reagent. As far as we knew, this has been not reported in group 12 metal catalyzing reactions. A suggested mechanism of this reaction is explored, and the intermediate [{PhPC(NPr)}ZnEt] is obtained and characterized by a single-crystal X-ray structural analysis.

摘要

市售的化合物ZnEt作为一种高效的预催化剂,用于以PhPH为试剂的异累积二烯的无溶剂氢膦化反应。据我们所知,这在第12族金属催化反应中尚未见报道。探索了该反应的一种可能机理,并通过单晶X射线结构分析获得并表征了中间体[{PhPC(NPr)}ZnEt]。

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