New substituted urea compounds of formula I, or a pharmaceutically acceptable salt thereof: ##STR1## wherein R.sup.1 is a group of formula II, III or IV ##STR2## where n is 2 or 3, p is 1 or 2, q is 1 to 3, r is 1-3 and R.sup.4 and R.sup.5 are H, C.sub.1-7 alkyl or C.sub.3-6 cycloalkyl; and wherein R.sup.2 is an oxadiazole, substituted with C.sub.1[ alkyl, C.sub.2-8 alkenyl, C.sub.2-8 alkynyl, C.sub.3-7 cycloalkyl, benzyl, phenyl, C.sub.1-6 alkoxy, C.sub.1-6 alkylthio, amino or alkylamino; or wherein R.sup.2 --C--R.sup.6 .dbd.--N--O--R.sup.7 wherein R.sup.6 is hydrogen or methyl and R.sup.7 is C.sub.1-6 alkyl which may be substituted with C.sub.3-7 cycloalkyl; and wherein R.sup.3 is hydrogen, halogen, nitro, substituted amine, trifluoromethyl, C.sub.1-6 alkyl or C.sub.1-6 alkoxy. The compounds are useful in pharmaceutical preparations for treating psychotic disorders, nausea and vomiting.
公式I的新取代
脲类化合物,或其药学上可接受的盐:其中R.sup.1是公式II,III或IV的基团##STR2##其中n为2或3,p为1或2,q为1至3,r为1-3,R.sup.4和R.sup.5为H,C.sub.1-7烷基或C.sub.3-6环烷基;R.sup.2为噁二唑,用C.sub.1[烷基,C.sub.2-8烯基,C.sub.2-8炔基,C.sub.3-7环烷基,苄基,苯基,C.sub.1-6烷氧基,C.sub.1-6烷
硫基,
氨基或烷基
氨基取代;或R.sup.2--C--R.sup.6.dbd.--N--O--R.sup.7,其中R.sup.6为氢或甲基,R.sup.7为C.sub.1-6烷基,可以用C.sub.3-7环烷基取代;R.sup.3为氢,卤素,硝基,取代胺,三
氟甲基,C.sub.1-6烷基或C.sub.1-6烷氧基。这些化合物在制备治疗精神疾病,恶心和呕吐的药物制剂中有用。