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2-Pyrrolidineacetic acid

Also known as: homoproline, 2-(Pyrrolidin-2-yl)acetic acid, pyrrolidin-2-ylacetic acid, Dihydrobaikiaine, UNII:H254GW7PVV, (±)-Homoproline

2-Pyrrolidineacetic acid (CAS 56879-46-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H11NO2 and a molecular weight of 129.157 g/mol. Key properties include a melting point of 145-148°C(lit.), a boiling point of 272.3±13.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 118.5±19.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
56879-46-0
Jingsj CID
J-1375393-0
Molecular Formula
C6H11NO2
Molecular Weight
129.157 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point145-148°C(lit.)
Boiling Point272.3±13.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point118.5±19.8 °C
Exact Mass129.078979
PSA49.33000
LogP-0.24
Vapor Pressure0.0±1.2 mmHg at 25°C
Refractive Index1.471

Customs & Trade Information

HS Code2933990090
Summary2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 2-Pyrrolidineacetic acid?

The CAS number of 2-Pyrrolidineacetic acid is 56879-46-0.

What are the molecular formula and molecular weight of 2-Pyrrolidineacetic acid?

2-Pyrrolidineacetic acid has molecular formula C6H11NO2 and molecular weight 129.157 g/mol.

What are the upstream and downstream products of 2-Pyrrolidineacetic acid?

For 2-Pyrrolidineacetic acid, Upstream Products: Malonic acid; Downstream Products: tert-Butyl 2-(hydroxymethyl)pyrrolidine-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-Pyrrolidineacetic acid (CAS 56879-46-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1375393-0 (accessed 2026-11-09).

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