申请人:Sandoz Ltd.
公开号:US04337198A1
公开(公告)日:1982-06-29
##STR1## wherein R.sub.1 is hydrogen, alkyl of 1 to 4 carbon atoms, hydroxyalkyl with a maximum of 4 carbon atoms, the hydroxy group of which may be acylated by an alkanoyl group of 2 to 18 carbon atoms, alkoxyalkyl with a maximum of 6 carbon atoms, cycloalkyl of 3 to 6 carbon atoms, cycloalkylalkyl of 4 to 7 carbon atoms, or a group of formula II, ##STR2## wherein R.sub.6 is hydrogen, halogen, or alkyl or alkoxy of 1 to 4 carbon atoms, and either (i) X is --CH.sub.2 -- and n is 0, 1, 2 or 3 or (ii) X is --CO-- and n is 1, 2 or 3 or (iii) X is --O-- and n is 2 or 3, R.sub.2 is hydrogen, halogen, trifluoromethyl or alkyl of 1 to 4 carbon atoms, R.sub.3 is hydrogen, halogen, trifluoromethyl, or alkyl or alkoxy of 1 to 4 carbon atoms, R.sub.4 is hydrogen, or alkyl or alkoxy of 1 to 4 carbon atoms, and R.sub.5 is hydrogen, alkyl of 1 to 4 carbon atoms or alkenyl of 3 or 4 carbon atoms, with the proviso that, when R.sub.2 is hydrogen, R.sub.5 is hydrogen, are useful for inducing sleep and treating psychoses and depressions.
其中R.sub.1为氢、1至4个碳原子的烷基、最多含4个碳原子的羟基烷基,其羟基可以被2至18个碳原子的脂肪酰基取代,最多含6个碳原子的烷氧基烷基、3至6个碳原子的环烷基、4至7个碳原子的环烷基烷基,或公式II的基团,其中R.sub.6为氢、卤素或1至4个碳原子的烷基或烷氧基,而且(i)X为--CH.sub.2--且n为0、1、2或3,或(ii)X为--CO--且n为1、2或3,或(iii)X为--O--且n为2或3,R.sub.2为氢、卤素、三氟甲基或1至4个碳原子的烷基,R.sub.3为氢、卤素、三氟甲基或1至4个碳原子的烷基或烷氧基,R.sub.4为氢或1至4个碳原子的烷基或烷氧基,R.sub.5为氢、1至4个碳原子的烷基或3或4个碳原子的烯基,但当R.sub.2为氢时,R.sub.5为氢,可用于诱导睡眠和治疗精神病和抑郁症。