HMG-CoA reductase-inhibiting compounds of the formula ##STR1## in which R.sup.1 is an optionally substituted alkyl as cycloalkyl radical, R.sup.2 is an optionally substituted aryl or heteroaryl radical, R.sup.3 is hydrogen or an organic radical, B is O or S, X is --CH.sub.2 --CH.sub.2 or --CH.dbd.CH--, A is ##STR2## R.sup.6 is hydrogen or alkyl, and R.sup.7 is hydrogen, alkyl, aralkyl, aryl or a cation.
式子为 ##STR1## 的
HMG-CoA还原酶抑制化合物,其中R.sup.1是可选择取代的烷基或环烷基基团,R.sup.2是可选择取代的芳基或杂环芳基基团,R.sup.3是氢或有机基团,B为O或S,X为--CH.sub.2 --CH.sub.2或--CH.dbd.CH--,A为##STR2## R.sup.6是氢或烷基,R.sup.7是氢、烷基、芳基烷基、芳基或阳离子。