申请人:The Du Pont Merck Pharmaceutical Company
公开号:US05414004A1
公开(公告)日:1995-05-09
Compounds of the following formula have been shown to enhance the release of the neurotransmitter acetylcholine, and thus may be useful in the treatment of diseases of man involving learning and cognition, where subnormal levels of this neurochemical are found ##STR1## wherein R.sup.1 is 4-,3-, or 2-pyridyl, 2-fluoro-4-pyridyl or 3-fluoro-4-pyridyl; R.sup.2 is alkyl of 1 to 10 carbons, cycloalkyl of 3 to 8 carbons, 2-,3-, or 4-pyridyl, Phe or Phe-W; Phe is a phenyl group; W is F, Cl, Br, R.sup.4, --OH, --OR.sup.4, --NO.sub.2, --NH.sub.2, --NHR.sup.4, --NR4R.sup.4, --CN, --S(O)m --R.sup.4 ; R.sup.3 is H, F, Cl, Br, --CN, --OH, --NO.sub.2, --NH.sub.2, --CF.sub.3, --NHR.sup.4, --NR.sup.4 R.sup.4, R.sup.4, --OR.sup.4, --S(O).sub.m --R.sup.4 R.sup.4 is alkyl of 1 to 4 carbons, CH.sub.2 Phe-- or Phe--; R.sup.5 is --(CH.sub.2).sub.n --Y or --OCOR.sup.4 ; Y is NH.sub.2, --NHR.sup.4, --NR.sup.4 R.sup.4, --NHCOR.sup.4, --NHCO.sub.2 R.sup.4, F, Cl, Br, OR.sup.4, --S(O).sub.m R.sup.4, --CO.sub.2 H, --CO.sub.2 R.sup.4, --CN, --CONR.sup.4 R.sup.4, --CON HR.sup.4, CONHR.sup.4, --CONH.sub.2, --COR.sup.4 ; --CH.dbd.CHCO.sub.2 R.sup.4, OCOR.sup.4, CO.tbd.CCO.sub.2 R.sup.4, --CH.dbd.CHR.sup.4, or --C.tbd.CR.sup.4 ; m is 0, 1 or 2; n is 1 to 7; and physiologically suitable salts thereof.
以下化合物的公式已被证明可以增强神经递质乙酰胆碱的释放,因此可能在涉及学习和认知的人类疾病的治疗中有用,其中发现了该神经化学物质的亚正常水平。其中R.sup.1为4-,3-或2-吡啶基,2-氟-4-吡啶基或3-氟-4-吡啶基;R.sup.2为1至10碳原子的烷基,3至8碳原子的环烷基,2-,3-或4-吡啶基,Phe或Phe-W;Phe为苯基;W为F,Cl,Br,R.sup.4,-OH,-OR.sup.4,-NO.sub.2,-NH.sub.2,-NHR.sup.4,-NR4R.sup.4,-CN,-S(O)m-R.sup.4;R.sup.3为H,F,Cl,Br,-CN,-OH,-NO.sub.2,-NH.sub.2,-CF.sub.3,-NHR.sup.4,-NR.sup.4 R.sup.4,R.sup.4,-OR.sup.4,-S(O).sub.m-R.sup.4R.sup.4为1至4碳原子的烷基,CH.sub.2 Phe--或Phe--;R.sup.5为--(CH.sub.2).sub.n--Y或--OCOR.sup.4;Y为NH.sub.2,-NHR.sup.4,-NR.sup.4 R.sup.4,-NHCOR.sup.4,-NHCO.sub.2 R.sup.4,F,Cl,Br,OR.sup.4,-S(O).sub.m-R.sup.4,-CO.sub.2 H,-CO.sub.2 R.sup.4,-CN,-CONR.sup.4 R.sup.4,-CON HR.sup.4,CONHR.sup.4,-CONH.sub.2,-COR.sup.4;-CH.dbd.CHCO.sub.2 R.sup.4,OCOR.sup.4,CO.tbd.CCO.sub.2 R.sup.4,-CH.dbd.CHR.sup.4或-C.tbd.CR.sup.4;m为0,1或2;n为1至7;及其生理适用盐。