Novel Compounds and compositions as protease inhibitors
申请人:Axys Pharmaceuticals, Inc.
公开号:US20030232864A1
公开(公告)日:2003-12-18
The present invention relates to novel alkanoyl-substituted heterocyclic derivatives which are cysteine protease inhibitors; the pharmaceutically acceptable salts and N-oxides thereof; their uses as therapeutic agents and the methods of their making.
The present invention relates to novel alkanoyl-substituted heterocyclic derivatives which are cysteine protease inhibitors; the pharmaceutically acceptable salts and N-oxides thereof; their uses as therapeutic agents and the methods of their making; according to Formal (I) in which: A comprises a heteromonocyclic ring containing 5 to 6 ring member atoms or a fused heteropolycyclic ring system containing 8 to 14 ring member atoms, wherein each ring contains 5 to 7 ring member atoms, X1 is a ring member carbon atom and each ring member other than X1 is a carbon atom or a heteroatom, with the proviso that (i) at least one ring member atom is a heteroatom and (ii) when A is a heteromonocyclic radical containing 5 ring member atoms, no more than two of the ring member atoms comprising A are heteroatoms; n is 0, 1, 2 or 3; X1 is =C- or -CH-; X2 is a bond or a divalent group of Formula (a) or (b); R1 - R8= as in the application.