2-Substituted isoxazolidine-3,5-diones and isoxazolidine-3-one-5-thiones exhibit herbicidal activity, controlling effectively the growth of a wide spectrum of grassy and broad-leaved plant species. The preparation and herbicidal activity of the compounds is exemplified.
Novel 3-hydroxy-3-methylglutaryl-coenzyme A (HMG-CoA) reductase inhibitors which are useful as antihypercholesterolemic agents and are represented by the following general structural formulae (I) and (II):
and pharmaceutically acceptable salts of the compounds (II) in which Z is hydrogen are disclosed.
新型 3-羟基-3-甲基戊二酰辅酶 A(HMG-CoA)还原酶抑制剂,可用作抗胆固醇血症药物,由以下结构通式(I)和(II)表示:
以及 Z 为氢的化合物(II)的药学上可接受的盐。
The Preparation of Some Amides of 4,6-Diaminoquinaldine<sup>1</sup>