abstract |
Cpds of formula: where R is 1-5C alkyl, 5-6C cycloalkyl; phenyl opt. substd. by >=1 halogen, NO2; naphthyl. The cpds. have antiinflammatory and analgesic activity with no ulcerogenic activity on the gastic mucosa. Prepd. from 2-aminopyridine and a suitable isocyanate. |