Tetrahedron p. 3731 - 3740 (1989)
Update date:2022-08-05
Topics:
Bloch, Robert
Seck, Matar
Stereoselective tandem Wittig-Horner - intramolecular Michael reactions followed by a retro Diels-Alder cleavage convert the optically active tricyclic lactol 1 into 2-substituted 2,5-dihydrofurans of high enantiomeric purities.These compounds are useful synthons for the obtention of natural butenolides and butanolides as illustrated by the synthesis of the pheromone (+)-eldanolide.
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