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US 5,206,231 AGranted
2,5-benzodiazocine antiarrhythmic agents
AssigneeSterling Drug Inc.
InventorRobert E. Johnson
Life of this patent
Estimating the term…
Abstract
Novel 2,5-benzodiazocines of formulas II and IV, pharmaceutical compositions containing them, processes for preparing them and methods of treating cardiac arrhythmias in mammals utilizing them. ##STR1##
Claims8
A compound of formula ##STR12## or acid-addition salt thereof wherein R.sup.1 is phenyl, naphthyl, thienyl, pyridinyl, furanyl, benzyl, or phenyl having one or two substitutents chosen independently from the group consisting of lower-alkyl, lower-alkoxy and halogen;
- R.sup.2 is hydrogen or lower-alkyl,
- R.sup.3 is cyano;
- and
- R.sup.4 is one or two substituents chosen independently from the group consisting of hydrogen lower-alkyl, lower-alkoxy and halogen.
1 more element
Dependencies are inferred from the claim text.