Tetrahedron Letters p. 439 - 442 (1988)
Update date:2022-07-31
Topics:
Smith III, Amos B.
Dunlap, Norma K.
Sulikowski, Gary A.
Cuprate additions to 5-methoxy-2-cyclopentenone have been found to proceed with moderate to extremely high diastereofacial selectivity, depending upon the specific cuprate and reaction protocol employed.Comparisons with related 5-substitued cyclopentenones suggest that the observed selectivity is not simply steric in nature, but instead reflects a novel stereoelectronic effect.
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