Abstract
A series of novel spirohydantoin derivatives with arylpiperazinylbutyl moiety were synthesized and evaluated for serotonin 5-HT1A, 5-HT2A, 5-HT7 and dopamine D2 receptors. Based on these data, four compounds were selected for further binding affinity assays on dopamine D1, D3, D4, and 5-HT2C, 5-HT6 as well as adrenergic α1 and α2C receptors, which are involved in various CNS diseases such as schizophrenia, anxiety and/or depression. The compound 14, 1-{4-[4-(2-metoxyphe-nyl)piperazin-1-yl]butyl}-3',4'-dihydro-2H,2'H,5H-spiro[imidazolidine-4,1'-naphthalene]-2,5-dione, with the most promising functional profile, mixed 5-HT2A/D2 antagonist and 5-HT1A partial agonist, was selected. In the mouse d-amphetamine-induced locomotor hyperactivity model, compound 14 produced antipsychotic-like activity, which is devoid of cataleptogenic effects and in the forced swim test in mice, it showed a significant antidepressant-like effect unlike the reference drug aripiprazole.
Keywords:
5-HT(1A) partial agonist; Antidepressant activity; Antipsychotic activity; D(2)/5-HT(2A) antagonist; Imidazolidine-2,4-dione spirohydantoins.
Copyright © 2015 Elsevier Ltd. All rights reserved.
Publication types
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Research Support, Non-U.S. Gov't
MeSH terms
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Animals
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Anti-Anxiety Agents / chemical synthesis
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Anti-Anxiety Agents / pharmacology*
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Antidepressive Agents / chemical synthesis
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Antidepressive Agents / pharmacology*
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Antipsychotic Agents / chemical synthesis
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Antipsychotic Agents / pharmacology*
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Anxiety / drug therapy
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Anxiety / physiopathology
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Aripiprazole / pharmacology
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Depression / drug therapy
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Depression / physiopathology
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Dextroamphetamine
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Hydantoins / chemical synthesis
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Hydantoins / pharmacology*
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Hyperkinesis / chemically induced
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Hyperkinesis / drug therapy
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Hyperkinesis / physiopathology
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Imidazolidines / chemical synthesis
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Imidazolidines / pharmacology*
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Male
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Mice
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Piperazines / chemical synthesis
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Piperazines / pharmacology*
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Receptor, Serotonin, 5-HT1A / chemistry
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Receptor, Serotonin, 5-HT1A / metabolism
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Receptor, Serotonin, 5-HT2A / chemistry
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Receptor, Serotonin, 5-HT2A / metabolism
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Receptors, Dopamine D2 / chemistry
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Receptors, Dopamine D2 / metabolism
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Receptors, Serotonin / chemistry
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Receptors, Serotonin / metabolism
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Structure-Activity Relationship
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Swimming
Substances
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Anti-Anxiety Agents
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Antidepressive Agents
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Antipsychotic Agents
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Hydantoins
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Imidazolidines
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Piperazines
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Receptor, Serotonin, 5-HT2A
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Receptors, Dopamine D2
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Receptors, Serotonin
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serotonin 7 receptor
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Receptor, Serotonin, 5-HT1A
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Aripiprazole
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Dextroamphetamine