Synthesis of the Louisianin Alkaloid Family via a 1,2,4-Triazine Inverse-Electron-Demand Diels-Alder Approach

被引:40
作者
Catozzi, Nicola [1 ]
Edwards, Michael G. [1 ]
Raw, Steven A. [2 ]
Wasnaire, Pierre [1 ]
Taylor, Richard J. K. [1 ]
机构
[1] Univ York, Dept Chem, York YO10 5DD, N Yorkshire, England
[2] AstraZeneca, Proc Res & Dev, Macclesfield SK10 2NA, Cheshire, England
关键词
ASYMMETRIC TRANSFER HYDROGENATION; NONSTEROIDAL GROWTH-INHIBITORS; HIGHLY SUBSTITUTED PYRIDINES; BAEYER-VILLIGER OXIDATION; RESPONSIVE SC-115 CELLS; HETEROCYCLIC AZADIENES; EFFICIENT SYNTHESIS; TANDEM OXIDATION; CHIRAL PYRIDINE; COPPER CATALYST;
D O I
10.1021/jo901761r
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Isolated in 1995, the four members of the louisianin family (A, B, C and D) are simple pyridine and 2-pyridone alkaloids that display both antibacterial and anticancer activity. Herein we describe the synthesis of all four members of the louisianin family, from I conveniently prepared 1,2,4-triazine and via I common tetrasubstituted pyridine intermediate. This study includes the synthesis of louisianin B in both racemic form and is the (-)-enantiomer.
引用
收藏
页码:8343 / 8354
页数:12
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