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US 4,228,179 AGranted
3-Oxo-2-azaspiro-2-(N-methyl)-acetamides
AssigneeWarner-Lambert Company
InventorsJohannes Hartenstein, Gerhard Satzinger, Manfred Herrmann, Wolfgang Heldt
Life of this patent
Estimating the term…
Abstract
The present invention is concerned with new N-substituted spirolactams and their preparation.
Claims24
A compound of the formula:
- ##STR5## wherein R is hydrogen, alkyl of from 1 to 5 carbon atoms, or unsaturated alkyl of from 2 to 5 carbon atoms and n is 4, 5, or 6.
A pharmaceutical composition useful for the treatment of convulsions which comprises an anti-convulsive effective amount of at least one compound of the formula:
- ##STR6## wherein R is hydrogen, alkyl of from 1 to 5 carbon atoms or unsaturated alkyl of from 2 to 5 carbon atoms and n is 4, 5 or 6 in admixture with a solid or liquid pharmaceutical diluent or carrier.
Dependencies are inferred from the claim text.