A SHORT SYNTHESIS OF cis-2-FORMYL-5-HYDROXY-2-CYCLOPENTENE-1-ACETIC ACID γ-LACTONE. THE KEY INTERMEDIATE OF PROSTAGLANDIN SYNTHESIS

Abstract
A practically one-pot synthesis of the title compound from 2,2-dimethyl-1,3-dioxin-4-one and cis-2-cyclopentene-1,4-diol by an application of de Mayo method is described.