The stereoselective Michael addition of alcohols to 6-tosyloxymethyl-5,6- dihydro-2-pyran-2-one afforded high yields of a key chiral synthon for the lactone portion of compactin and mevinolin.
醇向6-
甲苯磺酰氧基-5,6-二氢-2-
吡喃-2-酮的立体选择性迈克尔加成反应提供了高产率的密实蛋白和美维诺林内酯部分的关键手性合成子。