A CONCISE STEREOSELECTIVE APPROACH TO BETA-ALKYLASPARTATES FROM BETA-LACTAMS VIA [2+2] CYCLOADDITION REACTION OF KETENES TO GLYOXYLIC ESTER-DERIVED IMINES

被引：19

作者：

PALOMO, C

AIZPURUA, JM

ONTORIA, JM

ITURBURU, M

机构：

[1] Departamento de Química Orgánica. Facultad, Química. Universidad

来源：

TETRAHEDRON LETTERS | 1992年 / 33卷 / 33期

关键词：

D O I：

10.1016/S0040-4039(00)61295-9

中图分类号：

O62 [有机化学];

学科分类号：

070303 ; 081704 ;

摘要：

syn beta-Alkyl aspartates were obtained with high stereoselectivities from cis 4-alkoxycarbonyl-beta-lactams prepared via [2 + 2] cycloaddition reaction of monoalkylketenes and glyoxalate derived imines.

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页码：4823 / 4826

页数：4

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