Tetrahydropyridine derivatives acting on muscarinic acetylcholine receptors
申请人:——
公开号:US20030119880A1
公开(公告)日:2003-06-26
The present invention relates to novel tetrahydropyridine derivatives of formula 1 having an appropriately substituted pyrrolidinone and oxime,
1
wherein m is 0 or 1, n is 1 or 2, R
1
is hydrogen, C
1-4
alkyl, C
2-4
alkynyl or aryl, R
3
is C
1-4
alkyl, which show high efficacy, low cholinergic adverse effects and high affinity for muscarinic acetylcholine receptor; and pharmaceutically acceptable salts thereof; processes for the preparation thereof; and pharmaceutical compositions comprising these compounds or salts.