Tetrahedron Letters p. 2767 - 2770 (1994)
Update date:2022-08-17
Topics:
Marko, Istvan E
Evans, Graham R
Cycloaddition reactions between the chiral 2-pyrone derivatives 3 and various dienophiles, catalysed by lanthanide shift reagents, afford bicyclic lactones 8 in high diastereomeric excesses.
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(1995)