Instituto de Química Orgánica, CSIC, Juan de la Cierva, 3, 28006 Madrid, Spain
Abstract:
A completely stereoselective dihydroxylation of a dihydropyranol and a cross-metathesis in the presence of a free homoallylic hydroxyl group are the key steps of a synthesis of enantiopure ethyl deoxymonate B from a sulfinyl dienol.