Oxothia compounds, especially 2-oxo-2,3-dihydro-benzo[b]-thiophene compounds of the formula ##STR1## in which Ph represents an optionally substituted 1,2-phenylene radical, X represents oxygen or sulphur, R.sub.1 represents an organic radical bonded via a carbon atom and R.sub.2 denotes hydrogen or an optionally substituted hydrocarbon radical of aliphatic character, and their salts are useful as peripheral analgetics and/or as antiphlogistic uricosuric and/or thrombolytic agents.
Oxothia化合物,特别是公式##
STR1##中Ph代表可选的1,2-
苯基基团,X代表
氧或
硫,R.sub.1表示通过
碳原子键合的有机基团,R.sub.2表示
氢或具有
脂肪族特征的可选取代烃基团,以及它们的盐可用作周围镇痛剂和/或抗炎
尿酸排泄和/或溶血性药剂。