Enantioselective Synthesis of 3,4-Dihydropyran-2-ones via Phase-Transfer-Catalyzed Addition–Cyclization of Acetylacetone to Cinnamic Thioesters.

DOI Number:

10.1021/acs.joc.9b03216

Reaction Category:

MOP ID:

MOP_0000561

Educt:

cinnamic thioesters, acetylacetone

Product:

3,4-dihydropyran-2-ones

Catalyst:

(8α,9R)-9-hydroxy-6′-methoxy-1-(phenylmethyl)-Cinchonanium bromide

Cas No:

69212-47-1

Cas No:

130-95-0