A concise and convergent route to 5,8-disubstituted indolizidine and 1,4-disubstituted quinolizidine ring cores by diastereoselective aza-Diels-Alder reaction

被引:33
作者
Barluenga, J [1 ]
Mateos, C [1 ]
Aznar, F [1 ]
Valdés, C [1 ]
机构
[1] Univ Oviedo, Inst Univ Quim Organomet Enrique Moles, CSIC, Oviedo 33071, Spain
关键词
D O I
10.1021/ol0260021
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
[GRAPHICS] A short and convergent synthesis of 5,8-disubstituted indolizidine and 1,4-quinolizidine scaffolds is described. The key steps of the synthetic pathway are the aza-Diels-Alder reaction of a 2-aminodiene with an N-allyl or N-homoallylaldimine and a ring-closing metathesis. The bicyclic alkaloid analogues are obtained with total diastereoselectivity and through a common pathway.
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页码:1971 / 1974
页数:4
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