1-[(4-methoxyphenyl)sulfonyl]pyrrolidine-2-carboxylic acid

1-[(4-甲氧基苯基)磺酰基]吡咯烷-2-羧酸

Also known as: L-Proline, 1-[(4-methoxyphenyl)sulfonyl]-, 1-(4-methoxyphenyl)sulfonylpyrrolidine-2-carboxylic acid

1-[(4-methoxyphenyl)sulfonyl]pyrrolidine-2-carboxylic acid (CAS 81242-27-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H15NO5S and a molecular weight of 285.31600 g/mol. It is also known as L-Proline, 1-[(4-methoxyphenyl)sulfonyl]- and 1-(4-methoxyphenyl)sulfonylpyrrolidine-2-carboxylic acid. Key properties include a boiling point of 491.7ºC at 760 mmHg, a density of 1.403g/cm3 and a flash point of 251.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
81242-27-5
Jingsj CID
J-1490846-2
Molecular Formula
C12H15NO5S
Chinese Name
1-[(4-甲氧基苯基)磺酰基]吡咯烷-2-羧酸
Molecular Weight
285.31600 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point491.7ºC at 760 mmHg
Density1.403g/cm3
Flash Point251.2ºC

Frequently Asked Questions

What is the CAS number of 1-[(4-methoxyphenyl)sulfonyl]pyrrolidine-2-carboxylic acid?

The CAS number of 1-[(4-methoxyphenyl)sulfonyl]pyrrolidine-2-carboxylic acid is 81242-27-5.

What are the molecular formula and molecular weight of 1-[(4-methoxyphenyl)sulfonyl]pyrrolidine-2-carboxylic acid?

1-[(4-methoxyphenyl)sulfonyl]pyrrolidine-2-carboxylic acid has molecular formula C12H15NO5S and molecular weight 285.31600 g/mol.

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

Last updated:

How to cite: Jingsj. "1-[(4-methoxyphenyl)sulfonyl]pyrrolidine-2-carboxylic acid (CAS 81242-27-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1490846-2 (accessed 2026-10-23).

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