A new and enantioselective indolizidine synthesis by meso-epoxide α-deprotonation–transannular N–C insertion
- 1 January 1999
- journal article
- research article
- Published by Royal Society of Chemistry (RSC) in Chemical Communications
- No. 4,p. 309-310
- https://doi.org/10.1039/a809105f
Abstract
Enantioselective α-deprotonation–rearrangement of N-Boc hexahydroazonine oxide 10 using organolithiums in the presence of (-)-sparteine 3 gives the ester 12 in up to 89% ee.Keywords
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