Substituted [1,2,3] triazolo[4,5-D]pyrimidines as cdk...

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...

Reexamination Certificate

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Details

C514S252160, C514S261100, C544S118000, C544S254000

Reexamination Certificate

active

07816350

ABSTRACT:
The present invention relates to a compound of formula I, or a pharmaceutically acceptable acid salt thereof.The invention further relates to the use of such compounds in the treatment of hyperproliferative skin disorders, viral infections, cancer, rheumatoid arthritis, lupus, type I diabetes, multiple sclerosis, restenosis, polycystic kidney disease, graft rejection, graft versus host disease and gout, or for psoriasis, parasitoses such as those caused by fungi or protists, or Alzheimer's disease.Further aspects of the invention relate to the use of such compounds in the inhibition of cell proliferation, in the induction of apoptosis, to modulate the activity of adrenergic and/or purinergic receptors or to suppress immunostimulation. The invention also relates to the use of 2,6,9-trisubstituted 8-azapurines in maintaining mammalian ooctyes at the germinal vesicle stage.

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Shealy, Y. Fulmer, et al., “ν-Triazolo[4,5-d]pyrimidines. I. Synthesis and Nucleophilic Substitution of 7- Chloro Derivatives of 3-Substituted ν-Triazolo[4,5-d]pyrimidines,”The Kettering-Meyer Laboratory, Southern Research Institute, (1961).
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