MEYERS, A. I.;EDWARDS, P. D.;RIEKER, W. F.;BAILEY, T. R., J. AMER. CHEM. SOC., 1984, 106, N 11, 3270-3276
作者:MEYERS, A. I.、EDWARDS, P. D.、RIEKER, W. F.、BAILEY, T. R.
DOI:——
日期:——
.alpha.-Amino carbanions via formamidines. Alkylation of pyrrolidines, piperidines, and related heterocycles
作者:A. I. Meyers、Philip D. Edwards、William F. Rieker、Thomas R. Bailey
DOI:10.1021/ja00323a035
日期:1984.5
Stereoselective condensations of α′-lithio pyrrolidine amidines
作者:Mark A. Sanner
DOI:10.1016/s0040-4039(00)99611-4
日期:1989.1
The condensation of α′-lithio pyrrolidine amidine 5 with aromatic aldehydes gives hydroxymethyl pyrrolidines 6 with high threo-erythro selectivity (ca. 95:5). In contrast, the analogous reaction with lithio-piperidine amidine 9 is stereorandom.