Optionally substituted 4-oxo-4H-pyrido[1,2-a]pyrimidine-3-N-(1H-

Organic compounds -- part of the class 532-570 series – Organic compounds – Nitrogen attached directly or indirectly to the purine ring...

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544119, 544250, 544252, 124251, 546304, 546311, C07D40312, A61K 31505

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active

041929446

ABSTRACT:
A novel series of optionally substituted 4-oxo-4H-pyrido[1,2-a]pyrimidine-3-N-(1H-tetrazol-5-yl)carboxamides is provided for use as inhibitors of allergic reactions. The compounds exhibit antiallergy activity by both oral and parenteral routes of administration.

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