NHC-catalyzed [12+2] reaction of polycyclic arylaldehydes for access to indole derivatives

被引:5
|
作者
Ji, Hong [1 ]
Zou, Juan [2 ]
Mou, Chengli [2 ]
Liu, Yonggui [1 ]
Ren, Shi-Chao [1 ]
Chi, Yonggui Robin [1 ,3 ]
机构
[1] Guizhou Univ, Natl Key Lab Green Pesticide, Key Lab Green Pesticide & Agr Bioengn, Minist Educ, Guiyang 550025, Peoples R China
[2] Guiyang Coll Tradit Chinese Med, Sch Pharm, Guiyang 550025, Peoples R China
[3] Nanyang Technol Univ, Sch Chem Chem Engn & Biotechnol, Singapore 637371, Singapore
关键词
CYCLOADDITIONS; ANNULATION;
D O I
10.1039/d3cc00999h
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
An N-heterocyclic carbene (NHC) catalyzed enantio- and diastereoselective [12+2] cycloaddition is disclosed to rapidly construct sophisticated molecules bearing a tricyclic core and morpholine moiety. The success of our reaction relies on the NHC-catalyzed remote sp(3) (C-H) bond activation of a 5H-benzo[a]pyrrolizine-3-carbaldehyde under oxidative conditions. Preliminary studies revealed that our products exhibit superior in vitro bioactivities against two plant pathogens to commercial Bismerthiazol (BT) and Thiodiazole Copper (TC).
引用
收藏
页码:6351 / 6354
页数:4
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