Abstract
A series of new quinoline- and isoquinoline-sulfonamide analogs of aripiprazole was synthesized to explore the influence of two structural features - replacement of ether/amide moiety with sulfonamide one, and localization of a sulfonamide group in the azine moiety. In contrast to aripiprazole, compound 33 (N-(3-(4-(2,3-dichlorophenyl)piperazin-1-yl)propyl)quinoline-7-sulfonamide) and 39 (N-(4-(4-(2,3-dichlorophenyl)piperazin-1-yl)butyl)isoquinoline-3-sulfonamide) displaying multireceptor 5-HT(1A)/5-HT(2A)/5-HT(7)/D(2)/D(3) profile, and behaving as 5-HT(1A) agonists, D(2) partial agonists, and 5-HT(2A)/5-HT(7) antagonists, produced significant antidepressant activity in FST in mice. On the other hand, their 4-isoquinolinyl analog 40 (N-(4-(4-(2,3-dichlorophenyl)piperazin-1-yl)butyl)isoquinoline-4-sulfonamide), with similar receptor binding and functional profile, additionally displayed remarkable antipsychotic properties in the MK-801-induced hyperlocomotor activity in mice.
Copyright © 2012 Elsevier Masson SAS. 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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Antidepressive Agents / chemical synthesis
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Antidepressive Agents / chemistry
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Antidepressive Agents / pharmacology*
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Antipsychotic Agents / chemical synthesis
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Antipsychotic Agents / chemistry
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Antipsychotic Agents / pharmacology*
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Aripiprazole
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Behavior, Animal / drug effects
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Dizocilpine Maleate / pharmacology
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Dopamine D2 Receptor Antagonists*
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Dose-Response Relationship, Drug
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Isoquinolines / chemical synthesis
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Isoquinolines / chemistry
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Isoquinolines / pharmacology
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Mice
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Molecular Structure
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Motor Activity / drug effects
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Piperazines / chemical synthesis
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Piperazines / chemistry*
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Piperazines / pharmacology*
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Quinolines / chemical synthesis
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Quinolines / chemistry
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Quinolines / pharmacology
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Quinolones / chemical synthesis
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Quinolones / chemistry*
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Quinolones / pharmacology*
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Receptors, Dopamine D2 / metabolism
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Receptors, Dopamine D3 / antagonists & inhibitors*
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Receptors, Dopamine D3 / metabolism
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Receptors, Serotonin / metabolism*
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Structure-Activity Relationship
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Sulfonamides / chemical synthesis
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Sulfonamides / chemistry
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Sulfonamides / pharmacology
Substances
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Antidepressive Agents
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Antipsychotic Agents
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Dopamine D2 Receptor Antagonists
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Isoquinolines
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Piperazines
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Quinolines
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Quinolones
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Receptors, Dopamine D2
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Receptors, Dopamine D3
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Receptors, Serotonin
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Sulfonamides
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Dizocilpine Maleate
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Aripiprazole