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4-(2-Oxopyrrolidin-1-yl)benzenesulfonyl chloride

4-(2-氧代吡咯烷-1-基)苯磺酰氯

Also known as: 4-(2-oxo-pyrrolidin-1-yl)-benzenesulfonyl chloride, 4-(2-oxo-1-pyrrolidinyl)benzenesulfonyl chloride, 1-[4-(Chlorosulfonyl)phenyl]pyrrolidin-2-one, 4-(2-ketopyrrolidin-1-yl)benzenesulfonyl chloride, TIMTEC-BB SBB007292, OTAVA-BB BB7020430836, ART-CHEM-BB B025042, BUTTPARK 120\07-27

4-(2-Oxopyrrolidin-1-yl)benzenesulfonyl chloride (CAS 112539-09-0) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C10H10ClNO3S and a molecular weight of 259.70900 g/mol. It is also known as 4-(2-oxo-pyrrolidin-1-yl)-benzenesulfonyl chloride, 4-(2-oxo-1-pyrrolidinyl)benzenesulfonyl chloride and 1-[4-(Chlorosulfonyl)phenyl]pyrrolidin-2-one. Key properties include a melting point of 107ºC, a boiling point of 491ºC at 760mmHg, a density of 1.466g/cm3 and a flash point of 250.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
112539-09-0
Jingsj CID
J-1468520-6
Molecular Formula
C10H10ClNO3S
Chinese Name
4-(2-氧代吡咯烷-1-基)苯磺酰氯
Molecular Weight
259.70900 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point107ºC
Boiling Point491ºC at 760mmHg
Density1.466g/cm3
Flash Point250.8ºC

Frequently Asked Questions

What is the CAS number of 4-(2-Oxopyrrolidin-1-yl)benzenesulfonyl chloride?

The CAS number of 4-(2-Oxopyrrolidin-1-yl)benzenesulfonyl chloride is 112539-09-0.

What are the molecular formula and molecular weight of 4-(2-Oxopyrrolidin-1-yl)benzenesulfonyl chloride?

4-(2-Oxopyrrolidin-1-yl)benzenesulfonyl chloride has molecular formula C10H10ClNO3S and molecular weight 259.70900 g/mol.

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

Last updated:

How to cite: Jingsj. "4-(2-Oxopyrrolidin-1-yl)benzenesulfonyl chloride (CAS 112539-09-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1468520-6 (accessed 2026-10-25).

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