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US 4,048,183 AGranted
1,3,5-Trisubstituted-1,2,4-triazole compounds
AssigneeMerck & Co., Inc.
InventorsJohn J. Baldwin, Frederick C. Novello
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Abstract
Compounds useful in the treatment of asthma, the symptoms of allergy and in some instances in gout and hyperuricemia are described. The novel compounds are 1-substituted-1,2,4-triazoles being additionally substituted at the 3- and 5-positions with a pyridyl radical. Methods of preparing these tri-substituted triazoles are described.
Claims4
A compound of the formula ##STR22## wherein R.sub.1 is a pyridyl substituted lower alkyl;
- R.sub.3 is pyridyl;
- and
- R.sub.5 is pyridyl.
Dependencies are inferred from the claim text.