申请人:Eisai Co., Ltd.
公开号:US05179095A1
公开(公告)日:1993-01-12
A new piperidine compound is pharmacologically effective for treatment of the arrythmia and is defined by the formula: ##STR1## in which R.sup.1 is a lower alkyl or a tolyl, R.sup.2 is hydrogen, hydroxyl, a lower alkoxy or a lower alkyl, R.sup.3 is hydrogen, a lower alkyl, a lower alkenyl, a cycloalkyl or a cycloalkylalkyl, X is --CO--, --CH.sup.2 -- or --CHOH--, g is an integer of 1 to 3, h is an integer of 1 to 3, Y is hydrogen, a lower alkyl, a lower alkenyl, cyano, CH.sup.2 COOR, R being hydrogen or a lower alkyl, a cycloalkyl, a cycloalkylalkyl, ##STR2## 1 being 1 or 2, --A--B, A being --(CH.sub.2).sub.n --, n being an integer of 1 to 5, a straight-chain alkylene group having 1 to 5 carbon atoms which is a divalent group derived from a straight-chain alkane having lower alkyl, phenyl or hydroxyl group(s) bonded directly to one or more carbon atoms constituting said alkane by removing a hydrogen atom bonded to each of the carbon atoms placed at both ends thereof, a straight-chain alkylene group having 1 to 5 carbon atoms which is a divalent group derived from a straight-chain alkene having a double bond formed between carbon atoms adjacent to each other by removing a hydrogen atom bonded to each of the carbon atoms placed at both ends thereof, --(CH.sub.2)k--S--, k being an integer of 2 to 5, --(CH.sub.2)p--CO--, p being an integer of 1 to 4, B being cyano, --NR.sub.4 R.sub.5, a heterocyclic ring or a condensed aromatic ring.
一种新的哌啶化合物在治疗心律失常方面具有药理学效果,其化学式为:##STR1## 其中,R1是较低的烷基或甲苯基,R2是氢、羟基、较低的烷氧基或较低的烷基,R3是氢、较低的烷基、较低的烯基、环烷基或环烷基烷基,X是--CO--、--CH2--或--CHOH--,g是1到3的整数,h是1到3的整数,Y是氢、较低的烷基、较低的烯基、氰基、CH2COOR,其中R是氢或较低的烷基、环烷基、环烷基烷基,##STR2## 其中1为1或2,--A--B,A为--(CH2)n--,n为1到5的整数,是一条直链烷基,具有1到5个碳原子,它是由一条直链烷烃去除直接连接到该烷烃上的每个碳原子的氢原子所形成的二价基团,该直链烷基上直接连接有较低的烷基、苯基或羟基等基团,B为氰基、--NR4R5、杂环环或缩合芳香环。