Asymmetric Intermolecular Heck Reaction of Aryl Halides

被引:130
作者
Wu, Chunlin [1 ]
Zhou, Jianrong [1 ]
机构
[1] Nanyang Technol Univ, Sch Phys & Math Sci, Div Chem & Biol Chem, Singapore 637371, Singapore
基金
新加坡国家研究基金会;
关键词
QUATERNARY CARBON CENTERS; ELECTRON-RICH OLEFINS; SUBSTITUTED (S)-PHENYLPIPERIDINES; LIGANDS; ENANTIOSELECTIVITY; CYCLIZATION; ARYLATION; ALCOHOLS; CATALYSIS; BINAP(O);
D O I
10.1021/ja412277z
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The asymmetric intermolecular Heck reaction has been limited to aryl and vinyl triflates. Herein, we extend the reaction to aryl and vinyl bromides. Various cyclic olefins coupled with high enantioselectivity. Only bisphosphine oxides on a Spiro backbone formed highly stereoselective Pd catalysts. The use of alcoholic solvents and alkylammonium salts were essential to promote halide dissociation from neutral arylpalladium complexes.
引用
收藏
页码:650 / 652
页数:3
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