Tetrahedron Letters p. 2681 - 2684 (1993)
Update date:2022-08-03
Topics:
Nangia, A.
Rao, P. Bheema
Dihydro-γ-pyrones (2) are prepared from β-hydroxy ketones (1).Dihydropyrones (2) are transformed to unsaturated δ-lactones (4) via an alkylative 1,3-carbonyl transposition.
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