申请人:ONO PHARMACEUTICAL CO., LTD.
公开号:EP0588655A1
公开(公告)日:1994-03-23
Amidinophenol derivatives of the formula (I):
wherein R¹ and R² are (i) H, (ii) C1-4 alkyl, (iii) C1-4 alkoxy, (iv) C2-5 acyl, (v) halogen, (vi) NO₂, (vii) benzoyl, (viii) COOR⁴(in which R⁴ is C1-3 alkyl); A is bond, C1-4 alkylene, -C(R⁵)=C(R⁶)- (in which R⁵ and R⁶ are H or C1-4 alkyl); R³ is (i) CON(R⁷)(R⁸), (ii) CON(R⁹)-CH(R⁷)(R⁸) or (iii)
(in which R⁷ and R⁸ are (1) H, (2) phenyl, (3) C7-10 phenylalkyl, (4) pheny or C7-10 phenylalkyl substituted by 1or 2 C1-4 alkyl, halogen or R¹¹-COOR¹² (in which R¹¹ is bond, C1-8 alkylene, C2-8 alkenylene, C2-8 alkynylene; R¹² is H, C1-4 alkyl, C7-10 phenylalkyl, phenyl, allyl, propargyl), (5) C1-10 alkyl, (6) C2-10 alkenyl having 1 to 3 double bonds, (7) C2-10 alkynyl having 1 or 2 triple bonds, (8) R11a-COXR¹²(in which R11a is (a) bond, (b) C1-8 alkylene, (c) C2-8 alkylene in which 1 or 2 carbon atoms in the main chain are replaced by sulfur, or sulfur and phenylene, (d) C2-8 alkenylene, (e) C4-8 alkenylene in which 1 or 2 carbon atoms in the main chain are replaced by sulfur, or sulfur and phenylene, (f) C2-8 alkynylene, (g)C4-8 alkynylene in which 1 or 2 carbon atoms in the main chain are replaced by sulfur, or sulfur and phenylene; X is -O- or -NH-), (9) C1-4 alkyl substituted by a 7-14 membered, bi- or tri-cyclic hetero ring containing one N atom, (10) C3-7 cycloalkyl); R⁹ is (1) H, (2) C1-8 alkyl, (3) C7-10 phenylalkyl, (4) C2-10 alkenyl having 1 to 3 double bonds, (5) C2-10 alkynyl having 1 or 2 triple bonds, (6) R¹¹-COOR¹², (7) C3-7 cycloalkyl; is 4-7 membered, mono-cyclic hetero ring containing 1 or 2 N atom; R¹⁰ is H, C7-10 phenylalkyl or COOR¹³(in which R¹³ is H, C1-4 alkyl or C7-10 phenylalkyl)); with the proviso that (i) both R⁷ and R⁸ do not represent hydrogen at the same time, and (ii) when at least one group in R⁷, R⁸ and R⁹ represents the group containing t-butyl ester, the other groups do not represent the group containing carboxy; or an acid addition salt thereof, have inhibitory activities on PLA₂ and on various proteases such as trypsin, plasmin, thrombin, kallikrein, especially trypsin, and are useful for the prevention and/or the treatment of various inflammatory diseases, allergic diseases, disseminated intravascular coagulation, pancreatitis, severity in pancreatitis and multiple organ failure.
式 (I) 的脒基苯酚衍生物:
其中 R¹ 和 R² 是:(i) H,(ii) C1-4 烷基,(iii) C1-4 烷氧基,(iv) C2-5酰基,(v) 卤素,(vi) NO₂,(vii) 苯甲酰基,(viii) COOR⁴(其中 R⁴ 是 C1-3 烷基);A 是键、C1-4 亚烷基、-C(R⁵)=C(R⁶)-(其中 R⁵ 和 R⁶ 是 H 或 C1-4 烷基);R³ 是 (i) CON(R⁷)(R⁸)、(ii) CON(R𠞙)-CH(R⁷)(R⁸) 或 (iii)
(其中 R⁷ 和 R⁸ 是 (1) H,(2) 苯基,(3) C7-10 苯基烷基,(4) 被 1 或 2 个 C1-4 烷基、卤素或 R¹-COOR¹² 取代的苯基或 C7-10 苯基烷基(其中 R¹ 是键、C1-8 亚烷基、C2-8 亚烯基、C2-8 亚炔基);R¹²为H、C1-4烷基、C7-10苯基烷基、苯基、烯丙基、丙炔基),(5) C1-10烷基,(6) 具有 1 至 3 个双键的 C2-10 烯基,(7) 具有 1 或 2 个三键的 C2-10 烷基,(8) R11a-COXR¹²(其中 R11a 为 (a) 键,(b) C1-8 亚烷基,(c) 主链中 1 或 2 个碳原子被硫取代的 C2-8 亚烷基、(d) C2-8 烯,(e) C4-8 烯,其中主链中 1 或 2 个碳原子被硫取代,或硫和苯, (f) C2-8 烯,(g) C4-8 烯,其中主链中 1 或 2 个碳原子被硫取代,或硫和苯;X是-O-或-NH-),(9)被含有一个N原子的7-14个成员的双环或三环杂环取代的C1-4烷基,(10)C3-7环烷基;)R𠞙 是 (1) H,(2) C1-8 烷基,(3) C7-10 苯基,(4) 具有 1 至 3 个双键的 C2-10 烯基,(5) 具有 1 或 2 个三键的 C2-10 烷基,(6) R¹¹-COOR¹²,(7) C3-7 环烷基;R¹⁰是 H、C7-10 苯基烷基或 COOR¹³(其中 R¹³ 是 H、C1-4 烷基或 C7-10 苯基烷基);但 (i) R⁷ 和 R⁸ 不能同时代表氢,以及 (ii) 当 R⁷、R⁸ 和 R⁹ 中至少有一个基团代表含叔丁酯的基团时,其他基团不能代表含羧基的基团;或其酸加成盐,对聚乳酸₂和各种蛋白酶如胰蛋白酶、凝血酶、凝血酶、胰凝乳蛋白酶,尤其是胰蛋白酶具有抑制活性,可用于预防和/或治疗各种炎症性疾病、过敏性疾病、弥散性血管内凝血、胰腺炎、胰腺炎严重程度和多器官功能衰竭。