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

[(4-氟苄基)磺酰基]乙酸

Also known as: [(4-Fluorobenzyl)sulfonyl]acetic acid, (4-Fluorophenylmethanesulfonyl)-acetic acid, (4-Fluorophenylmethanesulfonyl)acetic acid, (4-Fluoro-alpha-tolulenesulfonyl)acetic acid, (4-Fluoro-^a-tolulenesulfonyl)acetic acid, 4-Fluorobenzylsulfonylacetic acid, 2-(4-Fluorobenzylsulfonyl)acetic acid, 2-{[(4-Fluorophenyl)methyl]sulfonyl}acetic acid, MFCD06208212, RARECHEM AL BO 0826

2-[(4-Fluorophenyl)methylsulfonyl]acetic acid (CAS 222639-41-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H9FO4S and a molecular weight of 232.22900 g/mol. It is also known as [(4-Fluorobenzyl)sulfonyl]acetic acid, (4-Fluorophenylmethanesulfonyl)-acetic acid and (4-Fluorophenylmethanesulfonyl)acetic acid. Key properties include a melting point of 145ºC, a boiling point of 495ºC at 760mmHg, a density of 1.464g/cm3 and a flash point of 253.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
222639-41-0
Jingsj CID
J-35457-4
Molecular Formula
C9H9FO4S
Chinese Name
[(4-氟苄基)磺酰基]乙酸
Molecular Weight
232.22900 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point145ºC
Boiling Point495ºC at 760mmHg
Density1.464g/cm3
Flash Point253.2ºC

Frequently Asked Questions

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

The CAS number of 2-[(4-Fluorophenyl)methylsulfonyl]acetic acid is 222639-41-0.

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

2-[(4-Fluorophenyl)methylsulfonyl]acetic acid has molecular formula C9H9FO4S and molecular weight 232.22900 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-Fluorophenyl)methylsulfonyl]acetic acid (CAS 222639-41-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-35457-4 (accessed 2026-10-24).

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