(2R,4R)-4-methylpyrrolidine-2-carboxylic acid

(2R,4R)-4-甲基吡咯烷-2-羧酸

Also known as: (4R)-4-Methyl-D-proline, cis-4-Methyl-D-proline, D-Proline, 4-methyl-, (4R)-, 4-Methylproline, ARGATROBAN INTER-1

(2R,4R)-4-methylpyrrolidine-2-carboxylic acid (CAS 31137-95-8) 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. It is also known as (4R)-4-Methyl-D-proline, cis-4-Methyl-D-proline and D-Proline, 4-methyl-, (4R)-. Key properties include a boiling point of 250.2±33.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 105.1±25.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
31137-95-8
Jingsj CID
J-1020160-0
Molecular Formula
C6H11NO2
Chinese Name
(2R,4R)-4-甲基吡咯烷-2-羧酸
Molecular Weight
129.157 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point250.2±33.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point105.1±25.4 °C

Frequently Asked Questions

What is the CAS number of (2R,4R)-4-methylpyrrolidine-2-carboxylic acid?

The CAS number of (2R,4R)-4-methylpyrrolidine-2-carboxylic acid is 31137-95-8.

What are the molecular formula and molecular weight of (2R,4R)-4-methylpyrrolidine-2-carboxylic acid?

(2R,4R)-4-methylpyrrolidine-2-carboxylic acid has molecular formula C6H11NO2 and molecular weight 129.157 g/mol.

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

Last updated:

How to cite: Jingsj. "(2R,4R)-4-methylpyrrolidine-2-carboxylic acid (CAS 31137-95-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1020160-0 (accessed 2026-10-25).

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