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US 4,906,633 AGranted
Pyrazine amides
AssigneeICI Americas Inc.
InventorJohn A. Schwartz
Life of this patent
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Abstract
Novel pyrazine amides of Formula III (set out hereinafter) are disclosed which are useful as eukalemic diuretics.
Claims7
A compound having the formula
- wherein:
- R is hydrogen or methyl;
- R.sup.4 is selected from a group consisting of hydrogen and methyl;
- A is chloro or bromo;
- Z is selected from a group consisting of chloro, bromo and iodo;
- and n is 1 or 2;
- and pharmaceutically acceptable salts thereof.
4 more elements
Dependencies are inferred from the claim text.