Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1997-11-20
1999-05-18
Berch, Mark L.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
546118, C07D471/04;473/16
Patent
active
059050853
ABSTRACT:
This invention relates to novel Trans cyclopentanyl purine analogs of the formula (1) ##STR1## wherein the substituent in the 3-position on the cyclopentanyl ring is in the Trans configuration relative to the bicyclic substituent,
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Borcherding David R.
Cole Douglas L.
Edwards III Carl K.
Esser Ronald E.
Berch Mark L.
Hoechst Marion Roussel Inc.
Payne T. Helen
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