Chiral Counteranion Strategy for Asymmetric Oxidative C(sp3)-H/C(sp3)-H Coupling: Enantioselective α-Allylation of Aldehydes with Terminal Alkenes

被引:183
作者
Wang, Pu-Sheng [1 ,2 ]
Lin, Hua-Chen [1 ,2 ]
Zhai, Yu-Jia [1 ,2 ]
Han, Zhi-Yong [1 ,2 ]
Gong, Liu-Zhu [1 ,2 ,3 ]
机构
[1] Univ Sci & Technol China, Hefei Natl Lab Phys Sci Microscale, Hefei 230026, Peoples R China
[2] Univ Sci & Technol China, Dept Chem, Hefei 230026, Peoples R China
[3] Collaborat Innovat Ctr Chem Sci & Engn, Tianjin, Peoples R China
关键词
allylic compounds; C-H activation; cross-coupling; enantioselectivity; palladium; SP(3) C-H; ALLYLIC ALKYLATION; TERTIARY-AMINES; HOMOALLYLIC DIAMINATION; CATALYSIS CONCEPT; PHOSPHORIC-ACID; METAL CATALYSIS; BOND-CLEAVAGE; ACTIVATION; ADJACENT;
D O I
10.1002/anie.201408199
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The first enantioselective alpha-allylation of aldehydes with terminal alkenes has been realized by combining asymmetric counteranion catalysis and palladium-catalyzed allylic C-H activation. This method can tolerate a wide scope of alpha-branched aromatic aldehydes and terminal alkenes, thus affording allylation products in high yields and with good to excellent levels of enantioselectivity. Importantly, the findings suggest a new strategy for the future creation of enantioselective C-H/C-H coupling reactions.
引用
收藏
页码:12218 / 12221
页数:4
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