专利号:US-5403845-A 优先权日:1991-08-27 标 题:Muscarinic agonists 发明人:DUNBAR PHILIP G; DURANT GRAHAM J; HOSS WAYNE P; MESSER JR WILLIAM S 权利人:UNIV TOLEDO 摘要:Substituted 1,4,5,6 -tetrahydropyrimidine compositions, substituted 1,2,3,6 -tetrahydropyrimidine compositions and substituted 3,4,5,6 -tetrahydropyridine compositions are disclosed. They are useful for stimulating muscarinic receptors including, for example, treating the symptoms of cognitive disorders, especially impaired memory, which are associated with decreased acetylcholine synthesis and cholinergic cell degeneration.