Tetrahedron Letters p. 1687 - 1690 (1983)
Update date:2022-09-26
Topics: Diastereoselectivity Characterization Starting Materials Purification and Isolation Allylic Homo enolate reagents Three-Carbon Extension 4-Butanolide Formation
Hoppe, Dieter
Broenneke, Alfons
Lithiated or titanated O-allyl carbamates 7 or 8 add to aldehydes and ketones regio- and diastereoselectively to yield-O-(4-hydroxy-1-alkenyl)carbamates 9, which are converted to γ-lactones 12 with an one-pot procedure.
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(2008)
