sulpiride   Click here for help

GtoPdb Ligand ID: 5501

Synonyms: (±)-sulpiride | dl-sulpiride | Dolmatil® | RD 1403 | Sulpor® | sulpyrid
Approved drug
sulpiride is an approved drug
Compound class: Synthetic organic
Comment: The approved drug sulpiride is an enantiomeric mixture of (+)-sulpiride and (-)-sulpiride. We show the non-isomeric structure to represent the mixture.
Click here for help
IUPHAR Pharmacology Education Project (PEP) logo

View more information in the IUPHAR Pharmacology Education Project: sulpiride

2D Structure
Click here for help
Click here for structure editor
Physico-chemical Properties
Click here for help
Hydrogen bond acceptors 6
Hydrogen bond donors 2
Rotatable bonds 7
Topological polar surface area 110.11
Molecular weight 341.14
XLogP 0.62
No. Lipinski's rules broken 0
SMILES / InChI / InChIKey
Click here for help
Canonical SMILES CCN1CCCC1CNC(=O)c1cc(ccc1OC)S(=O)(=O)N
Isomeric SMILES CCN1CCCC1CNC(=O)c1cc(ccc1OC)S(=O)(=O)N
InChI InChI=1S/C15H23N3O4S/c1-3-18-8-4-5-11(18)10-17-15(19)13-9-12(23(16,20)21)6-7-14(13)22-2/h6-7,9,11H,3-5,8,10H2,1-2H3,(H,17,19)(H2,16,20,21)
InChI Key BGRJTUBHPOOWDU-UHFFFAOYSA-N
Bioactivity Comments
Sulpiride is selective for the D2 and D3 dopamine receptors. In comparison this drug has low affinity for the other D2-like receptor, D4 dopamine receptor (Ki 2100nM [1])
Selectivity at GPCRs
Key to terms and symbols Click column headers to sort
Target Sp. Type Action Value Parameter Concentration range (M) Reference
D2 receptor Primary target of this compound Hs Antagonist Antagonist 7.2 – 7.9 pKi - 2
pKi 7.2 – 7.9 (Ki 6x10-8 – 1.2x10-8 M) [2]
D3 receptor Hs Antagonist Antagonist 6.8 – 7.8 pKi - 2
pKi 6.8 – 7.8 (Ki 1.42x10-7 – 1.4x10-8 M) [2]
Selectivity at enzymes
Key to terms and symbols Click column headers to sort
Target Sp. Type Action Value Parameter Concentration range (M) Reference
carbonic anhydrase 12 Hs Inhibitor Inhibition 8.4 pKi - 4
pKi 8.4 (Ki 3.9x10-9 M) [4]
carbonic anhydrase 1 Hs Inhibitor Inhibition 5.9 pKi - 4
pKi 5.9 (Ki 1.2x10-6 M) [4]
carbonic anhydrase 7 Hs Inhibitor Inhibition 5.4 pKi - 3
pKi 5.4 (Ki 3.63x10-6 M) [3]