化学
催化作用
仙磷
分子内力
分子间力
艾伦
药物化学
铜
马尔科夫尼科夫法则
催化循环
组合化学
有机化学
分子
钯
区域选择性
作者
Yaxi Dong,Bernhard Breit
出处
期刊:Organic Letters
[American Chemical Society]
日期:2021-08-20
卷期号:23 (17): 6765-6769
被引量:11
标识
DOI:10.1021/acs.orglett.1c02346
摘要
CuH-catalyzed intramolecular cyclization and intermolecular allylation of benzimidazoles with allenes have been described. The reaction proceeded smoothly with the catalytic system of Cu(OAc)2/Xantphos and catalytic amount of (MeO)2MeSiH. This protocol features mild reaction conditions and a good tolerance of substrates bearing electron-withdrawing, electron-donating, or electron-neutral groups. A new catalytic mechanism was proposed for this copper hydride catalytic system.
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