Substituted 1,8-naphthyridinecarboxamides for use as prolyl...

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...

Reexamination Certificate

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C546S123000

Reexamination Certificate

active

07897612

ABSTRACT:
The invention described herein relates to certain bicyclic heteroaromatic N-substituted glycine derivatives of formula (I)which are antagonists of HIF prolyl hydroxylases and are useful for treating diseases benefiting from the inhibition of this enzyme, anemia being one example.

REFERENCES:
Jordan, V. C. Nature Reviews: Drug Discovery, 2, 2003, 205.
Dörwald, F. Zaragoza. Side Reactions in Organic Synthesis: A Guide to Successful Synthesis Design, Weinheim: WILEY-VCH Verlag GmbH & Co. KGaA, 2005, Preface.
Hsieh, et al. Chronic intermittent administration of HIF prolyl hydroxylase inhibitor significantly induces erythropoietin and increases total hemoglobin in normal rhesus macaques. Blood, Nov. 16, 2005, vol. 106, No. 11, Part 1, abstract p. 169A, see entire abstract.

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