Certain trans-6-[[(substituted)pyrimidin-5-yl]-ethyl]- and ethenyl]tetrahydro-4-hydroxypyran-2-ones and the corresponding dihydroxy ring-opened acids derived therefrom are potent inhibitors of the enzyme 3-hydroxy-3-methylglutaryl-coenzyme A reductase (HMG-CoA reductase) and are useful as hypocholesterolemic and hypolipidemic agents.
某些取代的
吡咯嗪-5-基乙基和
乙烯基四氢-
4-羟基吡喃-2-酮及其相应的二羟基环开放酸是3-羟基-3-甲基戊二酰
辅酶A还原酶(
HMG-CoA还原酶)的有效
抑制剂,并可用作降低
胆固醇和血脂的药物。