Thieno[2,3-b]pyrazolo[3,4-d]pyridine-3-ones to enhance erythropo

Details Thieno[2,3-b]pyrazolo[3,4-d]pyridine-3-ones to enhance erythropo Thieno[2,3-b]pyrazolo[3,4-d]pyridine-3-ones to enhance erythropo

1999-06-07

2000-08-22

Huang, Evelyn Mei

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Having -c-, wherein x is chalcogen, bonded directly to...

514250, 514257, 514293, 514287, 544233, 544245, 544247, 544343, 546 15, 546 41, 546 48, 546 64, 546 65, 546 83, A61K 31437, C07D49514, C07D49522

Patent

active

061073040

ABSTRACT:
Invented are substituted thieno (2,3-b)pyrazolo(3,4-d)pyridin-3-ones, pharmaceutical compositions containing these compounds, and methods of using these compounds to enhance erythropoiesis. Also invented are intermediates and processess used in preparing these compounds.

REFERENCES:
Kahn et al., J. Heterocyclic Chem., vol. 20, pp. 475-476 (Mar.-Apr. 1983).
Chemical Abstracts, vol. 89, No. 15, Abstract No. 129437q, p. 585 (Oct. 9, 1978).

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