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    • 2. 发明申请
    • Immuno Inhibitory Pyrazolone Compounds
    • US20070213345A1
    • 2007-09-13
    • US10577470
    • 2004-11-02
    • Ian Matthews
    • Ian Matthews
    • A61K31/496A61K31/4152A61K31/4155C07D231/08C07D401/08C07D403/04C07D403/14C07D403/08C07D401/14C07D401/04A61K31/454A61K31/4545
    • C04B35/632C07D231/22C07D401/04C07D401/12C07D401/14C07D403/04C07D405/04C07D405/14C07D413/14
    • Compounds of formula (IA) or (IB) are inhibitors of CD80 and useful in immunomodulation therapy: wherein Ar represents an optionally substituted monocyclic or bicyclic aromatic or heteroaromatic group having from 5 to 10 ring atoms; R1 and R2 independently represent H, or C1-C6 alkyl; R3 represents H; F; CI; Br, —NO2; —CN; C1-C6 alkyl optionally substituted by F or CI; or C1-C6 alkoxy optionally substituted by F; R4 represents a carboxylic acid group (—COOH) or an ester thereof, or —C(═O)NR6R7, —NR7C(═O)R6, —NR7C(═O)OR6, —NHC(═O)NR7R6 or —NHC(═S)NR7R6 wherein R6 represents H, or a radical of formula -(Alk)m-Q wherein m is 0 or 1, Alk is an optionally substituted divalent straight or branched C1-C12 alkylene, or C2-C12 alkenylene, or C2-C12 alkynylene radical or a divalent C3-C12 carbocyclic radical, any of which radicals may be interrupted by one or more —O—, —S— or —N(R8)— radicals wherein R8 represents H or C1-C4 alkyl, C3-C4 alkenyl, C3-C4 alkynyl, or C3-C6 cycloalkyl, and Q represents H; —CF3; —OH; —SH; —NR8R8 wherein each R8 may be the same or different, or form a ring when taken together with the nitrogen to which they are attached; an ester group; or an optionally substituted aryl, aryloxy, cycloalkyl, cycloalkenyl or heterocyclic group; and R7 represents H or C1-C6 alkyl; or when taken together with the atom or atoms to which they are attached R6 and R7 form a monocyclic heterocyclic ring having 5, 6 or 7 ring atoms; and X represents a bond or a divalent radical of formula -(Z)n-(Alk)- or -(Alk)-(Z)n- wherein Z represents -0-, —S— or —NH—, Alk is as defined in relation to R6 and n is 0 or 1.
    • 5. 发明申请
    • IMMUNO INHIBITORY PYRAZOLONE COMPOUNDS
    • 免疫抑制剂吡唑啉酮化合物
    • WO2005046679A1
    • 2005-05-26
    • PCT/GB2004/004629
    • 2004-11-02
    • AVIDEX LIMITEDMATTHEWS, Ian, Richard
    • MATTHEWS, Ian, Richard
    • A61K31/4152
    • C04B35/632C07D231/22C07D401/04C07D401/12C07D401/14C07D403/04C07D405/04C07D405/14C07D413/14
    • Compounds of formula (IA) or (IB) are inhibitors of CD80 and useful in immunomodulation therapy: wherein Ar represents an optionally substituted monocyclic or bicyclic aromatic or heteroaromatic group having from 5 to 10 ring atoms; R 1 and R 2 independently represent H, or C l -C 6 alkyl; R 3 represents H; F; CI; Br; -NO 2 ; - CN; C 1 -C 6 alkyl optionally substituted by F or CI; or C 1 -C 6 alkoxy optionally substituted by F; R 4 represents a carboxylic acid group (-COOH) or an ester thereof, or -C(=O)NR 6 R 7 , -NR 7 C(=O)R 6 , -NR 7 C(=O)OR 6 , -NHC(=O)NR 7 R 6 or -NHC(=S)NR 7 R 6 wherein R 6 represents H, or a radical of formula -(Alk) m -Q wherein m is 0 or 1, Alk is an optionally substituted divalent straight or branched C 1 -C 12 alkylene, or C 2 -C 12 alkenylene, or C 2 -C 12 alkynylene radical or a divalent C 3 -C 12 carbocyclic radical, any of which radicals may be interrupted by one or more -0-, -S- or -N(R 8 )- radicals wherein R 8 represents H or C 1 -C 4 alkyl, C 3 -C 4 alkenyl, C 3 -C 4 alkynyl, or C 3 -C 6 cycloalkyl, and Q represents H; -CF 3; -OH; -SH; -NR 8 R 8 wherein each R 8 may be the same or different, or form a ring when taken together with the nitrogen to which they are attached; an ester group; or an optionally substituted aryl, aryloxy, cycloalkyl, cycloalkenyl or heterocyclic group; and R 7 represents H or C 1 -C 6 alkyl; or when taken together with the atom or atoms to which they are attached R 6 and R 7 form a monocyclic heterocyclic ring having 5, 6 or 7 ring atoms; and X represents a bond or a divalent radical of formula -(Z) n -(Alk)- or -(Alk)-(Z) n - wherein Z represents -0-, -S- or -NH-, Alk is as defined in relation to R 6 and n is 0 or 1.
    • 式(IA)或(IB)的化合物是CD80的抑制剂,可用于免疫调节治疗:其中Ar表示任选取代的具有5至10个环原子的单环或双环芳族或杂芳族基团; R1和R2独立地表示H或C1-C6烷基; R3表示H; F; CI; BR; NO 2; - CN; 任选被F或Cl取代的C 1 -C 6烷基; 或任选被F取代的C 1 -C 6烷氧基; 或-C(= O)NR 6 R 7,-NR 7 C(= O)R 6,-NR 7 C(= O)OR 6,-NHC(= O)NR 7 R 6或-NHC (= S)NR 7 R 6,其中R 6表示H,或式 - (Alk)mQ基团,其中m为0或1,Alk为任选取代的二价直链或支链C 1 -C 12亚烷基或C 2 -C 12亚烯基, C 12亚炔基或二价C 3 -C 12碳环基团,其中任何基团可被一个或多个-O-,-S-或-N(R 8) - 基团中断,其中R 8表示H或C 1 -C 4烷基, C4链烯基,C3-C4炔基或C3-C6环烷基,Q表示H; -CF 3; -OH; -SH; -NR 8 R 8,其中每个R 8可以相同或不同,或者当与它们所连接的氮一起取代时形成环; 酯基; 或任选取代的芳基,芳氧基,环烷基,环烯基或杂环基; 并且R 7表示H或C 1 -C 6烷基; 或者当与它们所连接的原子或原子一起时R6和R7形成具有5,6或7个环原子的单环杂环; 并且X表示式 - (Z)n-(Alk) - 或 - (Alk) - (Z)n-的键或二价基团,其中Z表示-O - , - S-或-NH-,Alk为 关于R6定义,n为0或1。
    • 9. 发明申请
    • Screening methods
    • 筛选方法
    • US20030096432A1
    • 2003-05-22
    • US10103597
    • 2002-03-21
    • AVIDEX LIMITED
    • Bent Karsten Jakobsen
    • G01N033/543
    • G01N33/56972G01N33/566
    • The present invention provides methods for sequentially screening for compounds with the potential to interfere with low affinity receptor-ligand contacts using an interfacial optical assay, such as surface plasmon resonance (SPR). The method comprises contacting a candidate compound with an immobilised receptor, contacting the receptor, which may or may not have the candidate compound bound to it, with the ligand and detecting by interfacial optical assay whether or not the ligand or ligand-compound complex has bound to the receptor or receptor-compound complex. If the ligand binds, the method shows that the compound does not inhibit the receptor-ligand interaction. If the ligand does not bind, the method shows that the compound inhibits the receptor-ligand interaction. The method is particularly usefull for screening for inhibitors of the interaction between MHC/peptide complex and T cell receptor, MHC/peptide complex and CD8 coreceptor or MHC/peptide complex and CD4 coreceptor.
    • 本发明提供了使用界面光学测定法(例如表面等离子体共振(SPR))依次筛选具有干扰低亲和力受体 - 配体接触的潜能的化合物的方法。 该方法包括使候选化合物与固定化的受体接触,使与受体结合的候选化合物的受体与配体接触,并通过界面光学测定法检测配体或配体 - 化合物复合物是否结合 受体或受体复合物。 如果配体结合,则该方法显示该化合物不抑制受体 - 配体相互作用。 如果配体不结合,则该方法显示该化合物抑制受体 - 配体相互作用。 该方法特别适用于筛选MHC /肽复合物和T细胞受体,MHC /肽复合物和CD8共同受体或MHC /肽复合物和CD4共受体之间的相互作用的抑制剂。