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US 4,287,340 AGranted
Dihydro-oxo-pyrido[1,2-a]thienopyrimidine compounds
AssigneeWarner-Lambert Company
InventorsFrancis J. Tinney, David T. Connor, Wiaczeslaw A. Cetenko, Joseph J. Kerbleski, Roderick J. Sorenson
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Abstract
Oxo-pyrido[1,2-a]thienopyrimidine compounds, salts thereof, methods of production, intermediates in their production, pharmaceutical compositions containing said compounds and methods for treating allergies using said compositions are disclosed.
Claims4
A compound of the formula ##STR32## and salts thereof, wherein X is --CH.sub.2 -- and X.sup.1 is --CH.sub.2 --, X is --CH.sub.2 CH.sub.2 -- and X.sup.1 is a single bond, and X is a single bond and X.sup.1 is --CH.sub.2 CH.sub.2 --;
- Z.sup.1 is CO.sub.2 lower alkyl, cyclic hydrocarbon, cyano, carboxy, ##STR33## and R and R.sup.1 are hydrogen, lower alkyl, cyclic hydrocarbon, chloro, bromo, phenyl or x-substituted phenyl were x is lower alkyl, chloro, fluoro, cyclic hydrocarbon-O-, or lower alkyl --O--.
Dependencies are inferred from the claim text.