Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1995-06-07
1998-10-06
Berch, Mark L.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
544264, 544277, 544280, 544254, 546118, 546119, C07D47334, C07D47316, C07D47104, A61K 3144
Patent
active
058176721
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, Y.sub.3 and Y.sub.8 are CH, Y.sub.5, Y.sub.7 and Y.sub.9 are each independently nitrogen,
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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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