申请人:Rhone-Poulenc
公开号:US04999355A1
公开(公告)日:1991-03-12
Compounds of formula: ##STR1## in which: either R.sub.1 represents 4-phenyl-1,2,3,6-tetrahydro-1-pyridyl or 4-(4-fluorophenyl)-1,2,3,6-tetrahydro-1-pyridyl, R.sub.2 represents hydrogen, alkoxy of 1 or 2 carbon atoms, hydroxyl, alkyl, alkylthio, alkylcarbonyloxy, phenylalkylcarbonyloxy, phenylalkyl or --NR.sub.4 R.sub.5 in which R.sub.4 represents hydrogen or alkyl and R.sub.5 represents alkyl, phenyl, monohalogenated phenyl or pyridyl, and R.sub.3 represents a hydrogen atom, or else R.sub.2 represent phenyl and R.sub.3 represents hydrogen or hydroxyl; or R.sub.1 represnets 4-phenyl-1-piperazinyl whose phenyl nucleus has a substituent halogen atom or hydroxyl radical in the 4-position, R.sub.2 represents alkoxy and R.sub.3 represents hydrogen; it being understood that when R.sub.1 represents the 4-phenyl-1,2,3,6-tetrahydro-1-pyridyl radical, R.sub.2 is not hydroxyl and that, unless otherwise stated, the alkyl and alkoxy radicals and the alkyl and alkoxy portions contain 1 to 4 carbon atoms each in a straight or branched chain, and addition salts thereof with an inorganic or organic acid, are useful in therapy for their serotonin antagonist properties.
式(I)化合物: ##STR1## 其中:R1代表4-苯基-1,2,3,6-四氢-1-吡啶基或4-(4-氟苯基)-1,2,3,6-四氢-1-吡啶基,R2代表氢、1或2个碳原子的烷氧基、羟基、烷基、烷硫基、烷酰氧基、苯基烷酰氧基、苯基烷基或--NR4R5,其中R4代表氢或烷基,R5代表烷基、苯基、单卤代苯基或吡啶基,且R3代表氢原子;或者R2代表苯基,R3代表氢或羟基;或者R1代表4-苯基-1-哌嗪基,其苯环在4位上有一个取代的卤素原子或羟基,R2代表烷氧基,R3代表氢;须知当R1代表4-苯基-1,2,3,6-四氢-1-吡啶基时,R2不是羟基,且除非另有说明,烷基和烷氧基基团以及烷基和烷氧基部分各自含有1至4个碳原子,呈直链或支链,以及与无机或有机酸形成的加成盐,由于其血清素拮抗特性,在治疗中具有用途。