化学
对映选择合成
恶唑啉
烷基化
组合化学
背景(考古学)
位阻效应
有机化学
催化作用
生物
古生物学
作者
Shang‐Zheng Sun,Yueming Cai,Deliang Zhang,Wang Jia-bao,Hongqing Yao,Xiyan Rui,Rubén Martı́n,Maoyu Shang
摘要
Herein, we report the first Ni-catalyzed enantioselective deaminative alkylation of amino acid and peptide derivatives with unactivated olefins. Key for success was the discovery of a new sterically encumbered bis(oxazoline) ligand backbone, thus offering a de novo technology for accessing enantioenriched sp3-sp3 linkages via sp3 C-N functionalization. Our protocol is distinguished by its broad scope and generality across a wide number of counterparts, even in the context of late-stage functionalization. In addition, an enantioselective deaminative remote hydroalkylation reaction of unactivated internal olefins is within reach, thus providing a useful entry point for forging enantioenriched sp3-sp3 centers at remote sp3 C-H sites.
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