PHENOXYALKYLCARBOXYLIC ACIDS AND ESTERS AND THEIR PREPARATION AND PHARMACEUTICAL FORMULATION

Compound are described of the general formula wherein R is a hydrogen atom or a C1-4 alkyl group; R is a naphthyl, thienyl or beta -styryl group or a group Ar(CH2)p- where p is zero or an integer from 1 to 3 and Ar is phenyl or phenyl substituted by one or more halogen atoms or C1-4 alkyl, C1-4 alkoxy, hydroxyl, trifluoromethyl, nitro or amino groups; m is an integer 1 or 2; n is an integer from 1 to 4; and the physiologically acceptable salts thereof. These compounds inhibit blood platelet aggregation, bronchoconstriction and vasoconstriction and thus of interest in the treatment of occlusive vascular diseases and asthma.