PYRAZOLO[3,4-B]PYRIDINE COMPOUNDS, AND THEIR USE AS PDE4 INHIBITORS
    7.
    发明申请
    PYRAZOLO[3,4-B]PYRIDINE COMPOUNDS, AND THEIR USE AS PDE4 INHIBITORS 审中-公开
    吡咯并[3,4-B]吡啶化合物及其用作PDE4抑制剂

    公开(公告)号:WO2007036733A1

    公开(公告)日:2007-04-05

    申请号:PCT/GB2006/003626

    申请日:2006-09-29

    CPC classification number: C07D471/04

    Abstract: The invention provides a compound of formula (I) or a salt thereof: wherein R 2 is H, C 1-3 alkyl, n butyl, C1-2fluoroalkyl, cyclopropyl, cyclobutyl, (cyclopropyl)methyl , CN, or CH 2 OH; R 3 is inter alia optionally substituted C 4-7 cycloalkyl or an optionally substituted heterocyclic group (aa), (bb) or (cc); R a is H, methyl or ethyl; R b is H or methyl; R 4 is H, methyl, ethyl, n propyl, C(O) Me, or C(O) C1fluoroalkyl; and R 5 is: C(O) (CH2) n Ar, C(O) Het, C(O) C 1 6alkyl, C(O) C1fluoroalkyl, C(O) (CH 2 ) 2 C(O) NR 15b NR 15b , C(O) CH 2 C(O) NR 15b NR 15 b, C(O) NR 15b (CH2)m 1 Ar, C(O) NR 15b Het, C(O) NR 15b C 1-6 alkyl, C(O) NR 5a R 5b , S(O) 2 (CH 2 )m 2 - Ar , S(O) 2 Het, S(O) 2 -C 1 - 6 alkyl, or CH 2 Ar; or R 4 and R 5 taken together are -(CH 2 ) p 1 -, (CH 2 ) 2 X 5 (CH 2 ) 2 , C(O) (CH 2 )p 2 ,-C(O)-N(R 15 ) (CH 2 )p 3 ; or NR 4 R 5 is of sub-formula (y), (y1), (y2) or (y3). The invention also provides the use of the compounds as inhibitors of phosphodiesterase type IV (PDE4) and/or for the treatment and/or prophylaxis of inflammatory and/or allergic diseases such as chronic obstructive pulmonary disease (COPD), asthma, rheumatoid arthritis, allergic rhinitis, psoriasis or atopic dermatitis.

    Abstract translation: 本发明提供式(I)化合物或其盐:其中R 2为H,C 1-3烷基,正丁基,C 1-2 - 氟烷基,环丙基, 环丙基,(环丙基)甲基,CN或CH 2 OH; 特别是任选取代的C 4-7环烷基或任选取代的杂环基团(aa),(bb)或(cc); R a是H,甲基或乙基; R b是H或甲基; R 4是H,甲基,乙基,正丙基,C(O)Me或C(O) R 5是C(O)(CH 2)n Ar Ar,C(O)Het,C(O)C 1-6烷基, C(O)C 1-4烷基,C(O)(CH 2)2 C(O)NR 15b R 15 >,C(O)CH 2 C(O)NR 15b -NR 15 B,C(O)NR 15b, (CH2)m 1 Ar,C(O)NR 15b Het,C(O)NR 15b C 1〜 C 1 -C 6烷基,C(O)NR 5a R 5b,S(O)2(CH 2) S(O)2 Het,S(O)2 -C(O)2 -C C 1 -C 6烷基或CH 2 Ar; 或R 4和R 5合在一起是 - (CH 2)2 -

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