申请人:Sumitomo Chemical Company, Limited
公开号:US04418079A1
公开(公告)日:1983-11-29
Conjugated ketone compounds of the formula: ##STR1## wherein Ar is naphthyl, furyl, thienyl, or phenyl optionally bearing one or more substituents selected from the group consisting of chlorine, bromine, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy, C.sub.1 -C.sub.4 alkylthio, trifluoromethyl and methylenedioxy, R.sub.1 is C.sub.1 -C.sub.6 alkyl, C.sub.3 -C.sub.5 alkenyl, C.sub.3 -C.sub.6 cycloalkyl, C.sub.7 -C.sub.8 aralkyl or adamantyl, R.sub.2 is C.sub.1 -C.sub.6 alkyl, C.sub.3 -C.sub.5 alkenyl or C.sub.3 -C.sub.6 cycloalkyl, or when R.sub.1 and R.sub.2 are taken together with the nitrogen atom to which they are attached, they form a heterocyclic amino group containing up to 8 carbon atoms, A is straight or branched C.sub.1 -C.sub.3 alkylene, N-[4-(p-chlorophenyl)-4-oxo-2-trans-butenyl]morpholine and N-[4-(p-methoxyphenyl)-4-oxo-2-trans-butenyl]piperidine being excluded, and their non-toxic salts, which are useful as blood platelet anti-aggregative agents.
化合物的结构式为:##STR1## 其中Ar为萘基、呋喃基、噻吩基或苯基,可选地带有一个或多个取自氯、溴、C.sub.1-C.sub.4烷基、C.sub.1-C.sub.4烷氧基、C.sub.1-C.sub.4烷硫基、三氟甲基和亚甲二氧基的取代基;R.sub.1为C.sub.1-C.sub.6烷基、C.sub.3-C.sub.5烯基、C.sub.3-C.sub.6环烷基、C.sub.7-C.sub.8芳基烷基或金刚烷基;R.sub.2为C.sub.1-C.sub.6烷基、C.sub.3-C.sub.5烯基或C.sub.3-C.sub.6环烷基,或当R.sub.1和R.sub.2与它们所连接的氮原子一起形成含有最多8个碳原子的杂环氨基团时,它们被取为一体;A为直链或支链的C.sub.1-C.sub.3烷基。其中不包括N-[4-(对氯苯基)-4-氧代-2-顺式-丁烯基]吗啡啶和N-[4-(对甲氧基苯基)-4-氧代-2-顺式-丁烯基]哌啶,以及它们的非毒性盐,这些化合物在血小板抗聚集剂方面有用。