New urea derivatives corresponding to the general formula 1 ##STR1## in which: R.sup.1 represents a C.sub.1 -C.sub.4 alkyl group; R.sup.2 represents: a C.sub.5 -C.sub.7 cycloalkyl group a cycloalkylmethyl group in which the cycloalkyl radical contains from 5 to 7 carbon atoms a benzyl group a benzyl group in which the aromatic ring bears a C.sub.1 -C.sub.4 alkyl group, a C.sub.1 -C.sub.4 alkoxy group, a halogen atom or a nitro group; A represents an oxygen atom or a methylene radical; n represents 1 or 2; X represents an oxygen or sulfur atom; B represents a direct bond, a methylene radical or a carbonyl radical; as well as the therapeutically acceptable salts of these molecules. The invention also relates to the application of the compounds of general formula 1 in therapy, and to the preparation processes.
通用公式1对应的新
脲衍
生物如下:其中:R.sup.1代表C.sub.1 -C.sub.4烷基基团;R.sup.2代表:C.sub.5 -C.sub.7环烷基团,环烷基甲基基团,其中环烷基基团含有5至7个碳原子,苄基团,苄基团,其中芳香环带有C.sub.1 -C.sub.4烷基基团,C.sub.1 -C.sub.4烷氧基团,卤素原子或硝基基团;A代表氧原子或亚甲基基团;n代表1或2;X代表氧或
硫原子;B代表直接键,亚甲基基团或羰基基团;以及这些分子的治疗上可接受的盐。本发明还涉及通用公式1化合物在治疗中的应用,以及制备过程。