Piracetam
| Piracetam | |
|---|---|
 | |
| Molecular structure via molpic based on CDK |
| Physical properties [] | |
|---|---|
| Molecular mass | 142.16 g/mol [1] |
| Appearance | Crystals from isopropanol [1] |
| Melting point | 151.5 - 152.5 °C [1] |
| Boiling point | Decomposes [1] |
| Predicted LogP | -1.3 [1] |
| Structural Identifiers [] | |
|---|---|
| Molecular formula | C6H10N2O2 [1] |
| IUPAC name | 2-(2-oxopyrrolidin-1-yl)acetamide [1] |
| SMILES | C1CC(=O)N(C1)CC(=O)N [1] |
| InChI | InChI=1S/C6H10N2O2/c7-5(9)4-8-3-1-2-6(8)10/h1-4H2,(H2,7,9) [1] |
| InChIKey | GMZVRMREEHBGGF-UHFFFAOYSA-N [1] |
| Pharmacokinetics[] | |
|---|---|
| Elimination half-life | 4 – 5 hours |
Piracetam (also known as 2-Oxo-1-pyrrolidineacetamide, Nootropil, Nootropyl, Normabrain, Pyracetam, Pyramem, Pirazetam, Myocalm, 2-Pyrrolidinoneacetamide or Piracetamum) is a
Chemistry
Stereochemistry []
Piracetam is a achiral mixture.
Druglikeness
Lipinski's rule of five
Piracetam matches Lipinski's rule of five.Pharmacology
ATC Classification
In the nervous system (N) piracetam acts as a stimulant (N06B), other psychostimulants and nootropic (N06BX), piracetam (N06BX03) and psychoanaleptic (N06).[1]Legal status []
- Australia: Piracetam is a S4 substance.
- Canada: Piracetam is a Unscheduled substance.
- United Kingdom: Piracetam is a prescription only substance.
- United States: Piracetam is a Unapproved drug, use in dietary supplements, food, or medicine is unlawful; otherwise uncontrolled substance.[3]
See also []
External links []
References []
National Center for Biotechnology Information. PubChem Compound Summary for CID 4843, Piracetam. Accessed June 11, 2026. https://pubchem.ncbi.nlm.nih.gov/compound/4843
U.S. Food and Drug Administration; National Center for Advancing Translational Sciences. Piracetam. UNII: ZH516LNZ10. Global Substance Registration System. Accessed June 11, 2026. https://gsrs.ncats.nih.gov/ginas/app/beta/substances/ZH516LNZ10
Piracetam. Accessed June 11, 2026. https://www.drugbank.ca/drugs/DB09210