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US 4,544,753 AGranted
Isoxazole intermediates
AssigneeHoechst-Roussel Pharmaceuticals Inc.
InventorsJohn J. Tegeler, Craig J. Diamond
Life of this patent
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Abstract
This invention relates to substituted 8-phenylisoxazolo[4,3-e][1,4]diazepin-5-ones of the formula ##STR1## wherein R is lower alkyl; R.sub.1 is hydrogen, amino alkyl, propargyl and lower alkyl; X is oxygen and sulfur; and Y is halogen, trifluoromethyl, lower alkyl, lower alkoxy and hydrogen. The compounds of this invention display useful anxiolytic and anticonvulsant activities.
Claims7
The compound having the formula ##STR13## wherein Y is halogen, trifluoromethyl, lower alkyl, lower alkoxy and hydrogen;
- R is lower alkyl;
- and Hal is a halogen.
Dependencies are inferred from the claim text.