A convenient synthesis of 1-acyl indolizines by 1,3-dipolar cycloaddition reactions of pyridinium ylides and alpha,beta-unsaturated aldehydes or ketones in the presence of tetrakis-pyridine cobalt dichromate

被引：23

作者：

Zhang, XC ^{[1
]}

Cao, WL ^{[1
]}

Wei, XD ^{[1
]}

Hu, HW ^{[1
]}

机构：

[1] NANJING UNIV,DEPT CHEM,NANJING 210093,PEOPLES R CHINA

来源：

SYNTHETIC COMMUNICATIONS | 1997年 / 27卷 / 08期

基金：

中国国家自然科学基金;

关键词：

D O I：

10.1080/00397919708006070

中图分类号：

O62 [有机化学];

学科分类号：

070303 ; 081704 ;

摘要：

In the presence of tetrakispyridine cobalt dichromate (CoPy(4)(HCrO4)(2)), pyridinium ylides and alpha,beta-unsaturated aldehydes or ketones undergo 1,3-dipolar cycloaddition reactions followed by in situ aromatization to give 1-acyl substituted indolizines in moderate to good yields.

引用

页码：1395 / 1403

页数：9

共 27 条

[1] ADDITION-REACTIONS OF HETEROCYCLIC-COMPOUNDS .64. INDOLIZINES FROM REACTIONS OF HEX-3-YNE-2,5-DIONE, BUT-3-YN-2-ONE, AND ALLENE-CARBOXYLIC ESTERS WITH SOME NITROGEN-CONTAINING HETEROCYCLIC YLIDES [J].