ASYMMETRIC SYNTHESIS;
2-SUBSTITUTED PIPERAZINES;
DIASTEREOSELECTIVE ALKYLATION OF LACTAMS;
D O I:
10.1016/S0040-4039(00)77163-2
中图分类号:
O62 [有机化学];
学科分类号:
070303 ;
081704 ;
摘要:
The preparation of lactam 2 from R-(-)-phenylglycinol and N-Boc glycine is described. Diastereoselective alkylation of 2 allowed the preparation of piperazine derivatives in an optically pure form.