Synthesis of (+/-)heritol and epi-heritol is described. The key step is the osmylation of the unsaturated ester 9a. Osmylation is used as a tool to construct the alpha,beta-unsaturated delta-lactone system.
Synthesis of (+/-)heritol and epi-heritol is described. The key step is the osmylation of the unsaturated ester 9a. Osmylation is used as a tool to construct the alpha,beta-unsaturated delta-lactone system.