摘要:
New piperidine compounds having the formula ##STR1## wherein at least one of R.sup.3, R.sup.4, and R.sup.5 are ##STR2## and the other independently are H, C.sub.1-6 -alkyl, wherein R' is H, C.sub.1-8 -alkyl, phenyl, thienyl, cyclopropyl, or C.sub.1-3 -alkoxymethyl; andR.sup.1 and R.sup.6 independently are H or C.sub.1-6 -alkyl, and wherein ##STR3## and salts thereof with pharmaceutically-acceptable acids. The new compounds are useful in improving the cognitive functions of the forebrain and hippocampus of mammals, and are therefore useful in the treatment of Alzheimer's disease.
摘要:
New piperidine compounds having the formula ##STR1## wherein at least one of R.sup.3, R.sup.4, and R.sup.5 are ##STR2## and the other independently are H, C.sub.1-6 -alkyl, wherein R' is H, C.sub.1-8 -alkyl, phenyl, thienyl, cyclopropyl, or C.sub.1-3 -alkoxymethyl; and R.sup.1 and R.sup.6 independently are H or C.sub.1-6 -alkyl, and wherein ##STR3## and salts thereof with pharmaceutically-acceptable acids. The new compounds are useful in improving the cognitive functions of the forebrain and hippocampus of mammals, and are therefore useful in the treatment of Alzheimer's disease.
摘要:
Novel azacyclic compounds selected from the group consisting of ##STR1## wherein R.sup.1 is H or C.sub.1-6 -alkylR.sup.3 is ##STR2## R" is H or C.sub.1-8 -alkyl or C.sub.1-6 -alkoxy or C.sub.1-4 -alkoxy-C.sub.1-4 -alkyl or aryl, andR.sup.4 is H, C.sub.1-8 -alkyl or Cl;and a salt thereof with a pharmaceutically-acceptable acid.The new compounds are useful in improving the cognitive functions of the forebrain and hippocampus of mammals, and are useful in the treatment of Alzheimer's disease.
摘要:
Azacyclic compounds selected from the group consisting of ##STR1## wherein R.sup.1 is H or C.sub.1-6 -alkylR.sup.3 is ##STR2## wherein R' is C.sub.3-8 -alkyl, cyclopropyl, C.sub.4-8 -cycloalkyl, benzyl which may be substituted, or C.sub.1-4 -alkoxy-C.sub.1-4 -alkyl, andR" is H or C.sub.1-8 -alkyl or C.sub.1-6 -alkoxy or C.sub.1-4 -alkoxy-C.sub.1-4 -alkyl or aryl, andR'" is H or C.sub.1-6 -alkyl or C.sub.4-8 -cycloalkyl; andR.sup.4 is H, C.sub.1-8 -alkyl or Cl; and ##STR3## provided that R.sup.3 is not ##STR4## wherein R' is C.sub.3-8 -alkyl, cyclopropyl or C.sub.1-3 -alkoxymethyl, and provided that R.sup.3 is not --CH.dbd.N--OR'", wherein R'" is H or C.sub.1-6 -alkyl, when the compounds of formula I is ##STR5## and a salt thereof with a pharmaceutically-acceptable acid. The new compounds are useful in improving the cognitive functions of the forebrain and hippocampus of mammals, and are useful in the treatment of Alzheimer's disease.
摘要:
A compound having the formula ##STR1## wherein R.sup.4 and R.sup.5 independently are hydrogen, halogen, CF.sub.3, CN, NO.sub.2 or SO.sub.2 NR.sup.1 R.sup.2 whereinR.sup.1 is hydrogen or straight, C.sub.1-6 -alkyl which may be branched or cyclic,R.sup.2 is hydrogen or straight, C.sub.1-6 -alkyl which may be branched or cyclic,or wherein R.sup.1 and R.sup.2 together represent --(CH.sub.2).sub.n --A--(CH.sub.2).sub.m --, wherein A is O, S, CH.sub.2 or NR.sup.I, wherein R.sup.I is H, C.sub.1-6 -alkyl which may be straight, branched or cyclic, n is 0, 1, 2, 3, 4, 5 and m is 0, 1, 2, 3, 4, 5;Q is NOH or O;Z=O, S, N--R.sup.II, ##STR2## wherein R.sup.II, R.sup.III, R.sup.IV and R.sup.V independently are hydrogen, benzyl, C.sub.1-6 carboxylic acid-acyl, C.sub.1-6 -alkoxy which may be branched or cyclic, or C.sub.1-6 -alkyl which may be branched or cyclic;X is --(CH.sub.2).sub.o -- wherein o is 0, 1, 2, or 3;Y is --(CH.sub.2).sub.p -- wherein p is 0, 1, 2 or 3;.alpha. and .beta. indicate attachment points,and a method of treating disorders of a mammal, including a human, responsive to the blockade of glutamic and aspartic acid receptors, with the same.
摘要:
New .beta.-carboline-3-carboxylic acid esters have the general formula I: ##STR1## wherein R.sup.4, R.sup.5 and R.sup.6 have specified meanings. The new compounds exhibit surprising psychotropic properties.
摘要:
New oxadiazolyl imidazobenzodiazepine derivatives having the formula ##STR1## wherein R.sup.3 has the formula ##STR2## wherein R" is hydrogen, C.sub.1-6 alkyl C.sub.1-6 alkoxymethyl or C.sub.3-6 - cycloalkyl;R.sup.4 is hydrogen;R.sup.5 is C.sub.1-6 alkyl or R.sup.4 and R.sup.5 together form a 2-4 membered alkylene bridge; and R.sup.A is C.sub.1-6 alkyl, C.sub.1-6 alkoxy, or C.sub.1-3 trifluoroalkyl, pharmaceutical compositions thereof, and method of treating therewith, are disclosed.The compounds and pharmaceutical compositions are useful in the amelioration, mitigation, or elimination of central nervous system disorders related to benzodiazepine receptors and especially as anticonvulsants, anxiolytics, hypnotics, and nootropics.
摘要:
New .beta.-carboline-3-carboxylic acid esters have the general formula I: ##STR1## wherein R.sup.4, R.sup.5 and R.sup.6 have specified meanings. The new compounds exhibit surprising psychotropic properties.
摘要:
The present patent application discloses compounds having the formula ##STR1## or a pharmaceutically acceptable salt thereof wherein R.sup.21 and R.sup.22 each independently are alkyl; andR.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.11, R.sup.12, R.sup.13, and R.sup.14 each independently are hydrogen, halogen, CF.sub.3, CN, or NO.sub.2.The compounds are useful as in vivo active glutamate antagonists.
摘要:
A compound having the formula ##STR1## wherein R.sup.1 is C.sub.1-6 -alkyl which may be branched or cyclic;R.sup.2 is C.sub.1-6 -alkyl which may be branched or cyclic; or wherein R.sup.1 and R.sup.2 together represent --(CH.sub.2).sub.n --, wherein n is 3, 4, 5.and a method of treating disorders of a mammal, including a human, responsive to the blockade of glutamic and aspartic acid receptors, with the same.