An efficient route to chiral, non-racemic 3-alkyl-3-arylpyrrolidines. Improved stereoselectivity in alkylation of bicyclic lactams and the effect of leaving groups
作者:Kozo Oda、A.I Meyers
DOI:10.1016/s0040-4039(00)01471-4
日期:2000.10
Chiral 3-alkyl-3-arylpyrrolidines were prepared from the substituted bicyclic lactams. Stereoselectivity in the alkylation of bicyclic lactams was improved by using an alkyl triflate or tosylate as the electrophile.
由取代的双环内酰胺制备手性3-烷基-3-芳基吡咯烷。通过使用三氟甲磺酸烷基酯或甲苯磺酸酯烷基酯作为亲电子试剂,可改善双环内酰胺烷基化反应中的立体选择性。