SUBSTITUTED OXOCARBOXYLIC ACIDS PROCESSES FOR THEIR PREPARATION THEIR USE AND MEDICAMENTS CONTAINING THEM

摘要

PCT No. PCT/EP80/00123 Sec. 371 Date Jun. 29, 1981 Sec. 102(e) Date Jun. 29, 1981 PCT Filed Oct. 31, 1980 PCT Pub. No. WO81/01285 PCT Pub. Date May 14, 1981. Substituted oxocarboxylic acids of the formula I (I) wherein R1 denotes a hydrogen atom, a halogen atom, a hydroxyl group, a lower alkyl group, a lower alkoxy group or a trifluoromethyl group, R2 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.