memantine   Click here for help

GtoPdb Ligand ID: 4253

Synonyms: Axura® | Ebixa® | Namenda®
Approved drug
memantine is an approved drug (EMA (2002), FDA (2003))
Compound class: Synthetic organic
Comment: Memantine is a non-competitive NMDA receptor antagonist approved for Alzheimer's disease but is also being studied in non-dementia psychiatric disorders [1] .
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2D Structure
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Physico-chemical Properties
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Hydrogen bond acceptors 1
Hydrogen bond donors 1
Rotatable bonds 0
Topological polar surface area 26.02
Molecular weight 179.17
XLogP 3.52
No. Lipinski's rules broken 0
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Canonical SMILES CC12CC3CC(C1)(C)CC(C2)(C3)N
Isomeric SMILES CC12CC3CC(C1)(C)CC(C2)(C3)N
InChI InChI=1S/C12H21N/c1-10-3-9-4-11(2,6-10)8-12(13,5-9)7-10/h9H,3-8,13H2,1-2H3
Bioactivity Comments
Most bioactivity data for memantine has been determined using whole brain tissue or cells lines, which means that information about direct interactions with selected NMDA receptor subunits is limited.
Selectivity at ion channels
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Target Sp. Type Action Value Parameter Concentration range (M) Reference
GluN2C Rn Antagonist Antagonist 6.2 pKi - 3
pKi 6.2 (Ki 7x10-7 M) [3]