申请人:Takeda Chemical Industries, Ltd.
公开号:US05434179A1
公开(公告)日:1995-07-18
An aminoketone compound of the formula ##STR1## wherein ring A' means a five through eight-membered cyclic group which may be substituted and may contain one or two hetero atom(s) of O, S, N, as the ring-constituents; R.sup.1' means a hydrogen atom or a hydrocarbon residue which may be substituted; R.sup.2' means a hydrogen atom or a lower alkyl group; R.sup.3' means an aromatic group which may be substituted; R.sup.4' means a hydrogen atom, a lower alkyl group or aromatic group which may be substituted; n' means an integer of 2 to 7, or a salt thereof, is useful as an cholinesterase inhibitors and a cerebral function ameliorating agent.
公式为##STR1##的氨基酮化合物,其中环A'表示一个五到八元环的环状基团,可以被取代,可能包含一个或两个杂原子O、S、N作为环组分;R.sup.1'表示氢原子或可以被取代的碳氢残基;R.sup.2'表示氢原子或较低的烷基基团;R.sup.3'表示可以被取代的芳香基团;R.sup.4'表示氢原子、较低的烷基基团或可以被取代的芳香基团;n'表示2到7的整数,或其盐,可用作胆碱酯酶抑制剂和改善脑功能的药剂。