申请人:MERCK FROSST CANADA INC.
公开号:EP0138533A2
公开(公告)日:1985-04-24
Novel dibenz[b,flthiepin derivatives have the formula
wherein n is 1 or 2;
the broken lines represent optional double bonds;
Z is thio, sulfinyl or sulfonyl;
each of R2, R3 and R9, independently of the others, is a hydrogen or halogen atom or a nitro, lower alkyl, amino, N-(lower alkyl)amino, N,N-di(lower alkyl)amino, lower alkanoyl, hydroxy, lower alkoxy, lower acyloxy, lower alkylthio, trifluoromethylthio, lower alkylsulfinyl, lower alkylsulfonyl ortri- fluoromethyl radical, or R2 and R3 together represent a doubly bonded oxygen; and
R1 is
(a) 5-tetrazoyl, 5-tetrazoylmethyl, 3-hydroxy-1,2,5-thia- diazol-4-yl, 4-hydroxy-Δ3-pyrrolin-3-yl-2,5-dione or
where m is 0, 1,2,3 or 4 and R4 is hydroxy, lower alkoxy, N,N-di(lower alkyl)aminolower alkoxy), lower hydroxyalkyl, lower carboxylalkoxy, amino, N-(lower alkyl)amino, N,N-di(lower alkyl)amino, lower alkylsulfonylamino, carboxy(lower alkyl)-amino, carboxamido(lower alkyl)amino, 2-imino-3-methylthia zolidine, (lower acyloxy)-(lower alkoxy) or (5-methyl-2-oxo-1,3-dioxolen-4-yl)methoxy
(b) -CHO or a prodrug derivative of an aldehyde having the formulae:
where R5 is hydrogen, lower alkyl, aryl, hydroxy, lower alkoxy, lower acyloxy, amino or lower alkylamino; each of Y and Z, independently of the other, is oxygen, sulfur or NR6; and each of R6 and R7, independently of the other, is hydrogen lower alkyl or R6 and R7 are joined to form a ring of 5-8 members; or
(c) -(CH2)n-OR8 where n is 0, 1, 2, 3 or 4 and R8 is hydrogen, lower acyl, lower alkylaminoacyl, lower alkylcarboxy, lower alkylcarboxamido, lower alkylcarboxamidoacyl or (lower acyloxy)-(lower alkyl);
and compounds that are pharmaceutically acceptable salts of such dibenzothiepins. They are useful in the treatment and control of allergic conditions such as allergic asthma and of other prostaglandin-related and TXA2-related diseases and are made into pharmaceutical compositions suitable for treating such conditions.
新型二苯并[b,flthiepin]衍生物的化学式为
其中 n 为 1 或 2;
断线代表可选的双键;
Z 是硫代、亚砜基或磺酰基;
R2、R3 和 R9 中各自独立地为氢原子或卤素原子或硝基、低级烷基、氨基、N-(低级烷基)氨基、N,N-二(低级烷基)氨基、低级烷酰基、羟基、低级烷氧基、低级酰氧基、低级烷硫基、三氟甲基硫基、低级烷基亚磺酰基、低级烷基磺酰基或三氟甲基基,或 R2 和 R3 共同代表双键的氧;以及
R1 是
(a) 5-四唑酰基、5-四唑甲基、3-羟基-1,2,5-噻二唑-4-基、4-羟基-Δ3-吡咯啉-3-基-2,5-二酮或
其中 m 是 0、1、2、3 或 4,R4 是羟基、低级烷氧基、N,N-二(低级烷基)氨基低级烷氧基)、低级羟基烷基、低级羧基烷氧基、氨基、N-(低级烷基)氨基、N,N-二(低级烷基)氨基、低级烷基磺酰氨基、羧基(低级烷基)氨基、羧基(低级烷基)氨基、2-亚氨基-3-甲基噻唑烷、(低级酰氧基)-(低级烷氧基)或(5-甲基-2-氧代-1,3-二氧戊烯-4-基)甲氧基
(b) -CHO 或具有以下式子的醛的原药衍生物:
其中 R5 是氢、低级烷基、芳基、羟基、低级烷氧基、低级酰氧基、氨基或低级烷基氨基;Y 和 Z 各自独立地是氧、硫或 NR6;R6 和 R7 各自独立地是氢低级烷基或 R6 和 R7 连接形成 5-8 个成员的环;或
(c) -(CH2)n-OR8 其中 n 为 0、1、2、3 或 4,R8 为氢、低级酰基、低级烷基氨基酰基、低级烷基羧基、低级烷基羧基氨基酰基、低级烷基羧基氨基酰基或(低级酰氧基)-(低级烷基);
以及作为此类二苯并噻吩类药物的药学上可接受的盐的化合物。它们可用于治疗和控制过敏性疾病,如过敏性哮喘以及其他前列腺素相关疾病和 TXA2 相关疾病,并可制成适用于治疗此类疾病的药物组合物。