zolpidem   Click here for help

GtoPdb Ligand ID: 4348

Synonyms: Ambien® | SL 80.0750-23N | SL-80.0750-23N | Stilnoct®
Approved drug PDB Ligand
zolpidem is an approved drug (FDA (1992))
Compound class: Synthetic organic
Comment: Marketed formulations contain zolpidem tartrate (PubChem CID 18004026).
Click here for help
IUPHAR Pharmacology Education Project (PEP) logo

View more information in the IUPHAR Pharmacology Education Project: zolpidem

2D Structure
Click here for help
Click here for structure editor
Physico-chemical Properties
Click here for help
Hydrogen bond acceptors 3
Hydrogen bond donors 0
Rotatable bonds 4
Topological polar surface area 37.61
Molecular weight 307.17
XLogP 3.98
No. Lipinski's rules broken 0
SMILES / InChI / InChIKey
Click here for help
Canonical SMILES Cc1ccc(cc1)c1nc2n(c1CC(=O)N(C)C)cc(cc2)C
Isomeric SMILES Cc1ccc(cc1)c1nc2n(c1CC(=O)N(C)C)cc(cc2)C
InChI InChI=1S/C19H21N3O/c1-13-5-8-15(9-6-13)19-16(11-18(23)21(3)4)22-12-14(2)7-10-17(22)20-19/h5-10,12H,11H2,1-4H3
InChI Key ZAFYATHCZYHLPB-UHFFFAOYSA-N
Selectivity at ion channels
Key to terms and symbols Click column headers to sort
Target Sp. Type Action Value Parameter Concentration range (M) Reference
GABAA receptor α1 subunit Primary target of this compound Hs Allosteric modulator Positive 7.4 – 7.7 pKi - 1,3-4
pKi 7.4 – 7.7 (Ki 4.1x10-8 – 2.07x10-8 M) At very low concentrations, zolpidem seems to be selective, overall it is partially selective [1,3-4]
Description: Assay using recombinant GABAA channels with subunit composition; α1β3γ2.
GABAA receptor α2 subunit Hs Allosteric modulator Positive 6.1 pKi - 2
pKi 6.1 (Ki 7.606x10-7 M) [2]
Description: Assay using recombinant GABAA channels with subunit composition; α2β1γ2.
GABAA receptor α3 subunit Hs Allosteric modulator Positive 5.7 pKi - 2
pKi 5.7 (Ki 2.15x10-6 M) [2]
Description: Assay using recombinant GABAA channels with subunit composition; α3β1γ2.