Piracetam

吡拉西坦

Also known as: 2-(2-OXOPYRROLIDIN-1-YL)ACETAMIDE, 2-OXO-1-PYRROLIDINEACETAMIDE, N-CARBAMOYLMETHYL-2-PYRROLIDINONE, 1-Pyrrolidineacetamide, 2-oxo-, 2-(2-Oxopyrrolidin-1-yl)acetamide, Nootropil, Nootropyl, Ciclofalina, Gabacet, Pyracetam, Nootrop, Oxiracetam Impurity 1, oxiracetam impurity V

Piracetam (CAS 7491-74-9) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C6H10N2O2 and a molecular weight of 142.156 g/mol. It is also known as 2-(2-OXOPYRROLIDIN-1-YL)ACETAMIDE, 2-OXO-1-PYRROLIDINEACETAMIDE and N-CARBAMOYLMETHYL-2-PYRROLIDINONE. Key properties include a melting point of 151-152ºC, a boiling point of 337.3±44.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 157.8±28.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
7491-74-9
Jingsj CID
J-33089-3
Molecular Formula
C6H10N2O2
Chinese Name
吡拉西坦
Molecular Weight
142.156 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point151-152ºC
Boiling Point337.3±44.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point157.8±28.4 °C

Frequently Asked Questions

What is the CAS number of Piracetam?

The CAS number of Piracetam is 7491-74-9.

What are the molecular formula and molecular weight of Piracetam?

Piracetam has molecular formula C6H10N2O2 and molecular weight 142.156 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Piracetam (CAS 7491-74-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-33089-3 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.