Total synthesis of (+)-4-oxo-5,6,9,10-tetradehydro-4,5-secofuranoeremophilane-5,1-carbolactone via novel lactone construction through allene intramolecular cycloaddition
Total synthesis of (+)-4-oxo-5,6,9,10-tetradehydro-4,5-secofuranoeremophilane-5,1-carbolactone via novel lactone construction through allene intramolecular cycloaddition