2-(oxadiazolyl)- and 2-(thiazolyl)imidazo[1,2-a]pyrimidines as agonists and inverse agonists at benzodiazepine receptors.

Abstract:

:Oxadiazoles, like the benzoyl group in a series of imidazo[1,2-a]pyrimidines, have been found to be metabolically stable alternatives to ester groups in benzodiazepine-receptor ligands. This change has lead to a number of compounds which bind to the receptors and which exhibit potent agonist activity in a food-motivated conflict test thought to predict anxiolytic properties. Compounds 4, 5, and 13 were equipotent with chlordiazepoxide but showed little or no myorelaxant effects. Replacing the oxadiazole group by thiazole gave compounds such as 23 which binds to the benzodiazepine receptor but exhibits the intrinsic activity of a partial inverse agonist in vivo.

journal_name

J Med Chem

authors

Tully WR,Gardner CR,Gillespie RJ,Westwood R

doi

10.1021/jm00111a021

keywords:

subject

Has Abstract

pub_date

1991-07-01 00:00:00

pages

2060-7

issue

7

eissn

0022-2623

issn

1520-4804

journal_volume

34

pub_type

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