Substituted oxocarboxylic acids of the formula I ##STR1## wherein R.sup.1 denotes a hydrogen atom, a halogen atom, a hydroxyl group, a lower alkyl group, a lower alkoxy group or a trifluoromethyl group, R.sup.2 denotes a hydrogen atom or a halogen atom and n denotes an integer from 3 to 8, and their salts display a hypoglycaemic action in warm-blooded animals. Processes for the preparation of the new compounds and of the intermediate products required for their preparation, as well as of the corresponding medicaments are described.
公式I中的替代羰基酸: ##STR1## 其中R.sup.1表示氢原子、卤素原子、羟基、低碳基、低氧基或三
氟甲基基团,R.sup.2表示氢原子或卤素原子,n表示3到8的整数,它们的盐在恒温动物中显示出降血糖作用。本文描述了制备新化合物及其制备所需中间体和相应药物的过程。