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Title: Esters and amides of pyrimido[4,5-b]quinolin-4(3H)-one-2-carboxylic acids as antiulcer agents

Abstract: A series of alkyl ester and amide derivatives of pyrimido[4,5-b]quinolin-4(3H)-one-2-carboxylic acids, salts thereof and their preparation and use as antiulcer agents.


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Inventors: Althuis, Thomas H. (Groton, CT, US)

Application Number: 650714
Filing Date: 1976-01-20
Publication_date: 1977-03-08
Assignee: Pfizer Inc. (New York, NY)
Primary Class(es): 514/267 544/247, 544/250
Other Classes:
US Patent Ref:
3414574Dec, 1968Frey et al.260/256.
3974161Aug, 1976Althuis et al.260/256.

Other Refs:
Primary Examiner: Daus, Donald G.
Assistant Examiner: Turnipseed, James H.
Attorney: Connolly and Hutz