Plasma carboxypeptidase B inhibitors

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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C546S184000

Reexamination Certificate

active

08008325

ABSTRACT:
Compounds of the following formula (I), for example:wherein R1, R2, R3, and R4are described herein, are useful as inhibitors of plasma carboxypeptidase B. Pharmaceutical compositions containing these compounds, methods of using these compounds as antithrombotic agents and processes for synthesizing these compounds are also described herein.

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