C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
167/179, 260/325
C07C 225/16 (2006.01) A61K 31/135 (2006.01) A61K 31/40 (2006.01) C07D 295/108 (2006.01) C07D 295/135 (2006.01)
Patent
CA 2018149
An aminoketone compound of the formula Image 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; R1' means a hydrogen atom or a hydrocarbon residue which may be substituted; R2' means a hydrogen atom or a lower alkyl group; R3' means an aromatic group which may be substituted; R4' 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.
Goto Giichi
Ishihara Yuji
Nagaoka Akinobu
Fetherstonhaugh & Co.
Takeda Chemical Industries Ltd.
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