申请人:Richardson-Merrell Inc.
公开号:US04321382A1
公开(公告)日:1982-03-23
Compounds of the formula ##STR1## wherein R.sub.1 is hydrogen, a straight or branched chain alkyl of 1-5 carbon atoms or a straight or branched chain alkanoyl of 1-5 carbon atoms; R.sub.2 is hydrogen, a straight or branched chain alkyl of 1-5 carbon atoms, phenyl, phenyl substituted with halogen, a straight or branched chain alkoxy of 1-5 carbon atoms, a straight or branched chain alkyl of 1-5 carbon atoms or trifluoromethyl or, when R.sub.1 is hydrogen, R.sub.2 can also be a straight or branched chain alkanoyl of 1-5 carbon atoms; or R.sub.1 and R.sub.2 taken together with the nitrogen atom to which they are attached form a saturated heterocyclic ring of 4-7 total ring atoms and 0 or 1 hetero N or O atom in addition to the connecting N atom; or the corresponding heterocyclic ring substituted by a C.sub.1-5 straight or branched chain alkyl group, aryl or aralkyl; R.sub.3 is hydrogen, primary or secondary alkyl of 1-5 carbon atoms, phenyl or phenyl substituted by halogen, a straight or branched chain alkoxy of 1-5 carbon atoms, a straight or branched chain alkyl of 1-5 carbon atoms or trifluoromethyl; R.sub.4 is hydrogen or a straight or branched chain alkyl of 1-5 carbon atoms; each of R.sub.5 and R.sub.6 is, independently, hydrogen, halogen, a straight or branched chain alkyl of 1-5 carbon atoms, a straight or branched chain alkoxy of 1-5 carbon atoms, trifluoromethyl, a C.sub.3-6 alkyleneimino attached via the nitrogen atom and optionally substituted by a straight or branched chain C.sub.1-5 alkyl, or NR'R" wherein each of R' and R" is, independently, hydrogen or a straight or branched chain alkyl of 1-5 carbon atoms; and each of R.sub.7 and R.sub.8 is, independently, hydrogen, halogen, a straight or branched chain alkyl of 1-5 carbon atoms, a straight or branched chain alkoxy of 1-5 carbon atoms, hydroxy, carboxy or phenyl; and the pharmaceutically acceptable acid addition salts thereof; are useful as antisecretory, antiinflammatory, antihistaminic, antiallergenic, antiseritonin, anticonvulsant and analgesic agents.
化合物的公式为##STR1##其中R.sub.1是氢,1-5个碳原子的直链或支链烷基或1-5个碳原子的直链或支链酰基烷基;R.sub.2是氢,1-5个碳原子的直链或支链烷基,苯基,以卤素取代的苯基,1-5个碳原子的直链或支链烷氧基,1-5个碳原子的直链或支链烷基或三
氟甲基,当R.sub.1为氢时,R.sub.2也可以是1-5个碳原子的直链或支链酰基烷基;或R.sub.1和R.sub.2与它们连接的氮原子一起形成4-7个总环原子和0或1个杂原子(N或O)的饱和杂环;或相应的杂环由C.sub.1-5的直链或支链烷基,芳基或芳基烷基取代;R.sub.3是氢,1-5个碳原子的一级或二级烷基,苯基或以卤素取代的苯基,1-5个碳原子的直链或支链烷氧基,1-5个碳原子的直链或支链烷基或三
氟甲基;R.sub.4是氢或1-5个碳原子的直链或支链烷基;R.sub.5和R.sub.6各自独立地是氢,卤素,1-5个碳原子的直链或支链烷基,1-5个碳原子的直链或支链烷氧基,三
氟甲基,通过氮原子连接并可选择性地由直链或支链C.sub.1-5烷基取代的C.sub.3-6烷基
亚胺,或NR'R"其中R'和R"各自独立地是氢或1-5个碳原子的直链或支链烷基;R.sub.7和R.sub.8各自独立地是氢,卤素,1-5个碳原子的直链或支链烷基,1-5个碳原子的直链或支链烷氧基,羟基,羧基或苯基;以及其药学上可接受的酸加合物;用作抗分泌、抗炎、抗
组胺、抗过敏、抗
血清素、抗惊厥和镇痛剂。