2-(3-Chloro-4-fluorophenoxy)acetic acid

2-(3-氯-4-氟苯氧基)乙酸

Also known as: Acetic acid, 2-(3-chloro-4-fluorophenoxy)-, 3-chloro-4-fluorophenoxyacetic acid, 2-(3-chloro-4-fluoro-phenoxy)acetic acid, 2-(3-chloro-4-fluoro-phenoxy)ethanoic acid, AKOS B013797, ART-CHEM-BB B013797, CHEMBRDG-BB 3013797, TIMTEC-BB SBB009308, (3-chloro-4-fluorophenoxy)acetic acid

2-(3-Chloro-4-fluorophenoxy)acetic acid (CAS 331-40-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H6ClFO3 and a molecular weight of 204.58300 g/mol. It is also known as Acetic acid, 2-(3-chloro-4-fluorophenoxy)-, 3-chloro-4-fluorophenoxyacetic acid and 2-(3-chloro-4-fluoro-phenoxy)acetic acid. Key properties include a boiling point of 334ºC at 760mmHg, a density of 1.453g/cm3 and a flash point of 155.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
331-40-8
Jingsj CID
J-1454729-2
Molecular Formula
C8H6ClFO3
Chinese Name
2-(3-氯-4-氟苯氧基)乙酸
Molecular Weight
204.58300 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point334ºC at 760mmHg
Density1.453g/cm3
Flash Point155.8ºC

Frequently Asked Questions

What is the CAS number of 2-(3-Chloro-4-fluorophenoxy)acetic acid?

The CAS number of 2-(3-Chloro-4-fluorophenoxy)acetic acid is 331-40-8.

What are the molecular formula and molecular weight of 2-(3-Chloro-4-fluorophenoxy)acetic acid?

2-(3-Chloro-4-fluorophenoxy)acetic acid has molecular formula C8H6ClFO3 and molecular weight 204.58300 g/mol.

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

Last updated:

How to cite: Jingsj. "2-(3-Chloro-4-fluorophenoxy)acetic acid (CAS 331-40-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1454729-2 (accessed 2026-10-23).

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