aziridines;
catalysis;
dimerization;
Lewis acids;
ytterbium (III) triflate;
D O I:
10.1055/s-2003-42062
中图分类号:
O62 [有机化学];
学科分类号:
070303 ;
081704 ;
摘要:
The dimerization of N-unprotected aziridines in the presence of catalytic amounts of Lewis acids has been investigated. When the reaction is carried out in the presence of alkyl aceto-acetates and ytterbium(III) triflate, dimeric products are obtained in high yields and selectivities.