申请人:Taiho Pharmaceutical Company, Limited
公开号:US03935266A1
公开(公告)日:1976-01-27
An N-substituted guanidino acid derivatives having the following formula of ##EQU1## wherein R is an alkyl having 6 to 15 carbon atoms,. a cycloalkyl having 6 to 15 carbon atoms or an aryl(C.sub.6 to C.sub.8)alkyl(C.sub.1 to C.sub.9); A represents R.sup.1 or R.sub.2 CO--, R.sup.1 being an alkyl having 1 to 4 carbon atoms, an alkenyl having 2 to 4 carbon atoms, cyclohexyl, a phenyl containing or not containing a substitute of a lower alkyl, a halogenated lower alkyl, a lower alkoxy, hydroxy or a halogen, or a benzyl containing or not containing a substitute of a lower alkyl, a halogenated lower alkyl, a lower alkoxy, hydroxy or a halogen, and R.sup.2 being an alkyl of 1 to 3 carbon atoms, an alkenyl of 2 to 3 carbon atoms, an aryl of 6 to 8 carbon atoms or an aryl(C.sub.6 to C.sub.8)alkyl(C.sub.1 to C.sub.2); and n is an integer of 4 to 10. The present compounds are excellent in pharmacological activities, particularly in antagonism to bradykinin and histamine, and useful as anti-inflammatory agent.
具有以下公式的N-取代胍基酸衍生物##EQU1##其中R是具有6到15个碳原子的烷基、具有6到15个碳原子的环烷基或芳基(C.sub.6至C.sub.8)烷基(C.sub.1至C.sub.9);A代表R.sup.1或R.sub.2 CO--,其中R.sup.1是具有1到4个碳原子的烷基、具有2到4个碳原子的烯基、环己基、含有或不含有低烷基取代物的苯基、卤代低烷基、低烷氧基、羟基或卤素,或R.sup.2是具有1到3个碳原子的烷基、具有2到3个碳原子的烯基、具有6到8个碳原子的芳基或芳基(C.sub.6至C.sub.8)烷基(C.sub.1至C.sub.2);n是4到10的整数。这些化合物在药理活性方面表现出色,特别在拮抗激肽和组胺方面,并且可用作抗炎药。