Electrophilic formamidines. Organometallic addition to 2-methoxy pyrrolidine or piperidine N-t-butyl formamidines. Formation of 2-substituted pyrrolidines and piperidines.
- 1 January 1990
- journal article
- Published by Elsevier in Tetrahedron Letters
- Vol. 31 (33) , 4723-4726
- https://doi.org/10.1016/s0040-4039(00)97716-5
Abstract
No abstract availableKeywords
This publication has 13 references indexed in Scilit:
- α-amino carbanions. A second generation formamidine for facile deprotonation leading to α-quaternary substitutionTetrahedron Letters, 1989
- Chiral dipole-stabilized anions: experiment and theory in benzylic and allylic systems. Stereoselective deprotonations, pyramidal inversions, and stereoselective alkylations of lithiated (tetrahydroisoquinolyl)oxazolinesJournal of the American Chemical Society, 1989
- α-Lithioamine synthetic equivalents from dipole-stabilized carbanions: The t-Boc group as an activator for α′-lithiation of carbamatesTetrahedron Letters, 1989
- α-amino carbanions. A competition study to assess relative acidities in various formamidinesTetrahedron Letters, 1989
- The Asymmetric Total Synthesis of (+)-ReticulineHETEROCYCLES, 1989
- Chiral dipole-stabilized anions: experiment and theory in nonbenzylic systems. 100 Percent stereoselective deprotonation and two-electron versus single-electron transfer in the chemistry of lithium and copper piperidinooxazolinesThe Journal of Organic Chemistry, 1989
- Chiral and achiral formamidines in synthesis. The first asymmetric route to (-)-yohimbine and an efficient total synthesis of (.+-.)-yohimbineJournal of the American Chemical Society, 1988
- Intramolecular reactions of N-acyliminium intermediatesTetrahedron, 1985
- .alpha.-Amino carbanions via formamidines. Alkylation of pyrrolidines, piperidines, and related heterocyclesJournal of the American Chemical Society, 1984
- α-Amidoalkylation at Carbon: Recent Advances - Part IISynthesis, 1984