Diaza-spiropiperidine derivatives

Details Diaza-spiropiperidine derivatives Diaza-spiropiperidine derivatives

2007-02-06

2007-02-06

Aulakh, Charanjit S. (Department: 1625)

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C546S015000

Reexamination Certificate

active

11028281

ABSTRACT:
The present invention relates to compounds of formulawhereinA-B is —CH2—CH2—, —CH2—O— or —O—CH2—;X is hydrogen or hydroxy;R1is aryl, optionally substituted by one or two substituents selected from the group consisting of halogen, lower alkyl, cyano, CF3, —OCF3, lower alkoxy, —SO2-lower alkyl and heteroaryl;R2is aryl, optionally substituted by one or two substituents selected from the group consisting of halogen, lower alkyl, CF3, and lower alkoxy;R3is hydrogen or lower alkyl;n is0, 1or2;or a pharmaceutically active salt thereof.The compounds of the invention may be used in the treatment of neurological and neuropsychiatric disorders.

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