申请人:Ciba-Geigy Corporation
公开号:US04588732A1
公开(公告)日:1986-05-13
Disclosed are compounds of the formula I ##STR1## or a 5,6,7,8-tetrahydro derivative thereof, wherein R.sub.1 is hydrogen, halogen, lower alkyl, lower alkoxy, hydroxy, or aryl-lower alkoxy in which aryl represents phenyl or phenyl substituted by lower alkoxy, lower alkyl, halogen or trifluoromethyl; R.sub.2 represents hydrogen, halogen, or lower alkyl; C represents carboxy, lower alkoxycarbonyl, unsubstituted or mono- or di-(lower alkyl) substituted carbamoyl, cyano, formyl, hydroxymethyl, 5-tetrazolyl, dihydro-2-oxazolyl, dihydro-2-oxazolyl substituted by lower alkyl, or hydroxycarbamoyl; and (a) A represents ethenylene or ethenylene substituted by lower alkyl; B is straight chain or branched alkylene of 1 to 12 carbon atoms, alkynylene or alkenylene of 2 to 12 carbon atoms, phenylene-lower alkylene, phenylene-lower alkenylene, phenylene, or phenylene-(thio or oxy)-lower alkylene; or (b) A represents a direct bond; B represents lower alkylenephenylene, phenylene lower alkylene, phenylene, lower alkylene-(thio or oxy)-lower alkylene, lower alkylene-(thio or oxy)-phenylene, phenylene-(thio or oxy)-lower alkylene, phenylene-lower alkenylene, lower alkylenephenylene-lower alkenylene, or straight chain or branched alkadienylene of 5 to 12 carbon atoms; or a pharmaceutically acceptable salt thereof; and methods of synthesis thereof. Said compounds are useful as selective thromboxane synthetase inhibitors for the treatment of diseases such as cerebral ischaemia, shock, thrombosis and ischaemic heart disease.
本发明涉及式I的化合物 ##STR1## 或其5,6,7,8-四氢衍生物,其中R.sub.1为氢、卤素、低烷基、低烷氧基、羟基或芳基-低烷氧基,其中芳基代表苯基或被低烷氧基、低烷基、卤素或三氟甲基取代的苯基;R.sub.2代表氢、卤素或低烷基;C代表羧基、低烷氧羰基、未取代或单烷基或二烷基取代的氨基甲酰基、氰基、甲酰基、羟甲基、5-四唑基、二氢-2-噁唑基、被低烷基取代的二氢-2-噁唑基或羟基氨基甲酰基;以及(a)A代表乙烯基或被低烷基取代的乙烯基;B为直链或支链1至12个碳原子的烷基、2至12个碳原子的炔基或烯基、苯基-低烷基、苯基-低烯基、苯基或苯基-(硫或氧)-低烷基;或(b)A代表直接键;B代表低烷基烷基苯、苯基-低烷基、苯基、低烷基-(硫或氧)-低烷基、低烷基-(硫或氧)-苯基、苯基-(硫或氧)-低烷基、苯基-低烯基、低烷基烷基苯-低烯基或直链或支链5至12个碳原子的烯烃基;或其药学上可接受的盐;以及其合成方法。所述化合物可用作选择性血栓素合酶抑制剂,用于治疗脑缺血、休克、血栓形成和缺血性心脏病等疾病。