Enantioselective C-H Arylation for Axially Chiral Heterobiaryls.

Enantioselective C-H Arylation for Axially Chiral Heterobiaryls.
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DOI:
10.1021/acs.orglett.3c02478
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发表时间:
2023-09
期刊:
影响因子:
5.2
通讯作者:
Ziyue Liu;Ben Gao;Konstantin Chernichenko;He Yang;Sébastien Lemaire;Wenjun Tang
Ziyue Liu;Ben Gao;Konstantin Chernichenko;He Yang;Sébastien Lemaire;Wenjun Tang
中科院分区:
化学1区
文献类型:
--
作者:
Ziyue Liu;Ben Gao;Konstantin Chernichenko;He Yang;Sébastien Lemaire;Wenjun Tang

文献摘要

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发展了一种钯催化的吡唑/三唑/咪唑类化合物的C-H芳基化反应,以优异的对映选择性和高产率合成了一系列轴向手性邻硝基/甲酰基取代的杂联芳基化合物.该方法的特点是氘代P-手性磷配体CD 3-AntPhos,宽底物范围的功能化杂联芳基,温和的反应条件,和低钯负载量。
An enantioselective palladium-catalyzed C-H arylation of functionalized pyrazoles/triazoles/imidazoles is developed, affording a variety of axially chiral ortho-nitro/formyl-substituted heterobiaryls with excellent enantioselectivities and good yields. The method features a deuterated P-chiral phosphorus ligand CD3-AntPhos, a broad substrate scope of functionalized heterobiaryls, mild reaction conditions, and low palladium loadings.