6-phenylpyrrolopyrimidinedione derivatives

Organic compounds -- part of the class 532-570 series – Organic compounds – Nitrogen attached directly or indirectly to the purine ring...

Reexamination Certificate

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Details

C544S383000, C564S088000, C514S234200, C514S252160, C514S265100

Reexamination Certificate

active

06943253

ABSTRACT:
The invention relates to new 6-phenylpyrrolopyrimidine derivatives of formula (I):wherein: —X—C—Y— representsor —X—C—Y— representsand to their use as selective cyclic GMP specific phosphodiesterase (PDE 5)inhibitors, processes for producing them, intermediates used in their production, compositions containing them and their applicability in medical treatment of the human or animal body.

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