2-[(4-chlorophenyl)methylsulfonyl]acetic acid

[(4-氯苄基)磺酰基]乙酸

Also known as: 4-chlorobenzylsulfonylacetic acid, 2-[(4-chlorophenyl)methylsulfonyl]ethanoic acid, acetic acid, 2-[[(4-chlorophenyl)methyl]sulfonyl]-, acetic acid, [[(4-chlorophenyl)methyl]sulfonyl]-

2-[(4-chlorophenyl)methylsulfonyl]acetic acid (CAS 118672-20-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H9ClO4S and a molecular weight of 248.68300 g/mol. It is also known as 4-chlorobenzylsulfonylacetic acid, 2-[(4-chlorophenyl)methylsulfonyl]ethanoic acid and acetic acid, 2-[[(4-chlorophenyl)methyl]sulfonyl]-. Key properties include a melting point of 151.5-152.5 °C, a boiling point of 514.7ºC at 760 mmHg, a density of 1.494g/cm3 and a flash point of 265.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
118672-20-1
Jingsj CID
J-1441056-1
Molecular Formula
C9H9ClO4S
Chinese Name
[(4-氯苄基)磺酰基]乙酸
Molecular Weight
248.68300 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point151.5-152.5 °C
Boiling Point514.7ºC at 760 mmHg
Density1.494g/cm3
Flash Point265.1ºC

Frequently Asked Questions

What is the CAS number of 2-[(4-chlorophenyl)methylsulfonyl]acetic acid?

The CAS number of 2-[(4-chlorophenyl)methylsulfonyl]acetic acid is 118672-20-1.

What are the molecular formula and molecular weight of 2-[(4-chlorophenyl)methylsulfonyl]acetic acid?

2-[(4-chlorophenyl)methylsulfonyl]acetic acid has molecular formula C9H9ClO4S and molecular weight 248.68300 g/mol.

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

Last updated:

How to cite: Jingsj. "2-[(4-chlorophenyl)methylsulfonyl]acetic acid (CAS 118672-20-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1441056-1 (accessed 2026-10-22).

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