Abstract
A series of potent and selective mGluR5 antagonists were synthesized and evaluated in vitro and in vivo. It was found that a pyridyl functionality is a potential replacement for acetonitrile in the lead structure, with 2-pyridyl being most favored. Additionally, the benzoxazole moiety could also be replaced by other heterobicyclic rings such as imidazothiazole.
MeSH terms
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Animals
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Benzoxazoles / chemistry
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Benzoxazoles / pharmacology*
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Biological Availability
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Excitatory Amino Acid Antagonists / chemistry*
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Excitatory Amino Acid Antagonists / pharmacology
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Rats
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Receptor, Metabotropic Glutamate 5
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Receptors, Metabotropic Glutamate / antagonists & inhibitors*
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Receptors, Metabotropic Glutamate / physiology
Substances
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Benzoxazoles
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Excitatory Amino Acid Antagonists
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Grm5 protein, rat
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Receptor, Metabotropic Glutamate 5
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Receptors, Metabotropic Glutamate