3-amino-5-methyl-1H-pyrazole-4-carboxylic acids and esters thereof as anticonvulsants, muscle relaxants and anxiolytics

摘要

Pharmaceutical compositions which comprise a compound represented by the formula whereR¹ represents a hydrogen atom, a lower alkyl group or a pharmaceutically acceptable cation;R² and R³ independently represent a hydrogen atom, a lower alkyl group, an aryl group, a cycloalkyl group, a lower alkenyl group, a 1-adamantyl group, a hetero­cyclicaminoalkyl group, a diloweralkylaminoloweralkyl group, or R² together with R³ and the adjacent nitrogen atom may form a heterocyclic ring structure;and/or a pharmaceutically acceptable acid salt thereof; the use of such compounds in medicine; and the use of such compounds in the preparation of anticonvul­sant agents, muscle relaxants and anxiolytic agents, are disclosed.