Abstract
A series of 3-(1H-indol-3-yl)pyrrolidine-2,5-dione derivatives was synthesized and their biological activity was evaluated. The chemical structures of the newly prepared compounds were confirmed by (1)H NMR, (13)C NMR and ESI-HRMS spectra data. All tested compounds proved to be potent 5-HT1A receptor and serotonin transporter protein (SERT) ligands. Among them, compounds 15, 18, 19 and 30 showed significant affinity for 5-HT1A and SERT. Computer docking simulations carried out for compounds 15, 31 and 32 to models of 5-HT1A receptor and SERT confirm the results of biological tests. Due to high affinity for the 5-HT1A receptor and moderate affinity for SERT, compounds 31, 32, 35, and 37 were evaluated for their affinity for D2L, 5-HT6, 5-HT7 and 5-HT2A receptors. In vivo tests, in turn, resulted in determining the functional activity of compounds 15, 18, 19 and 30 to the 5-HT1A receptor. The results of these tests indicate that all of the ligands possess properties characteristic of 5-HT1A receptor agonists.
Copyright © 2013 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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Binding, Competitive
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Body Temperature / drug effects
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Brain / drug effects
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Brain / metabolism
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HEK293 Cells
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Humans
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Indoles / chemical synthesis
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Indoles / chemistry
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Indoles / pharmacology
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Ligands
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Magnetic Resonance Spectroscopy
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Male
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Mice
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Models, Chemical
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Models, Molecular
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Molecular Structure
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Motor Activity / drug effects
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Motor Activity / physiology
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Protein Structure, Tertiary
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Pyrrolidines / chemical synthesis*
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Pyrrolidines / chemistry
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Pyrrolidines / pharmacology
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Pyrrolidinones / chemical synthesis
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Pyrrolidinones / chemistry
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Pyrrolidinones / pharmacology
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Radioligand Assay
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Rats
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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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Serotonin Agents / chemical synthesis*
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Serotonin Agents / chemistry
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Serotonin Agents / pharmacology
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Serotonin Plasma Membrane Transport Proteins / chemistry
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Serotonin Plasma Membrane Transport Proteins / metabolism
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Spectrometry, Mass, Electrospray Ionization
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Swimming / physiology
Substances
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3-(1H-indol-3-yl)pyrrolidine-2,5-dione
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Antidepressive Agents
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Indoles
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Ligands
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Pyrrolidines
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Pyrrolidinones
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Receptor, Serotonin, 5-HT2A
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Serotonin Agents
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Serotonin Plasma Membrane Transport Proteins
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Receptor, Serotonin, 5-HT1A
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pyrrolidine