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2-Oxo-1-pyrrolidineacetic acid

Also known as: (2-Oxopyrrolidin-1-yl)acetic acid, (2-Oxo-1-pyrrolidinyl)acetic acid, 2-(2-oxopyrrolidin-1-yl)acetic acid, 2-(2-ketopyrrolidin-1-yl)acetic acid, 2-Pyrrolidinon-1-ylacetic acid, 1-Pyrrolidineacetic acid, 2-oxo-, Piracetam Impurity 1, Piracetam EP Impurity D, Piracetam Impurity 4

2-Oxo-1-pyrrolidineacetic acid (CAS 53934-76-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H9NO3 and a molecular weight of 143.141 g/mol. Key properties include a boiling point of 379.1±25.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 183.0±23.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
53934-76-2
Jingsj CID
J-1118150-3
Molecular Formula
C6H9NO3
Molecular Weight
143.141 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point379.1±25.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point183.0±23.2 °C
Exact Mass143.058243
PSA57.61000
LogP-0.76
Vapor Pressure0.0±1.8 mmHg at 25°C
Refractive Index1.521

Customs & Trade Information

HS Code2933790090
Summary2933790090. other lactams. VAT:17.0%. Tax rebate rate:9.0%. . MFN tariff:9.0%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 2-Oxo-1-pyrrolidineacetic acid?

The CAS number of 2-Oxo-1-pyrrolidineacetic acid is 53934-76-2.

What are the molecular formula and molecular weight of 2-Oxo-1-pyrrolidineacetic acid?

2-Oxo-1-pyrrolidineacetic acid has molecular formula C6H9NO3 and molecular weight 143.141 g/mol.

What are the upstream and downstream products of 2-Oxo-1-pyrrolidineacetic acid?

For 2-Oxo-1-pyrrolidineacetic acid, Upstream Products: Methyl 2-oxo-1-pyrrolidineacetate, N-Acetylglycine, 2-Pyrrolidinone; Downstream Products: ethyl 3-oxopiperidine-1-carboxylate.

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

Last updated:

How to cite: Jingsj. "2-Oxo-1-pyrrolidineacetic acid (CAS 53934-76-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1118150-3 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.