Synthetic studies toward pseurotin A part 41 stereocontrolled synthesis of highly functionalized c5-γ-lactols

Article abstract of DOI:10.1016/0040-4020(95)00680-7

Starting with the protected hydroxyaldehyde 5 the two epimeric hydroxy-γ-lactols were synthesized as intermediates for the stereocontrolled synthesis of pseurotin A (1). For further differentiation of the various OH groups the carbonated γ-lactol 14 was s