2,3-Difluorophenylacetic acid

2,3-二氟苯乙酸

Also known as: 2-(2,3-Difluorophenyl)acetic acid, 2,3-Difluorobenzeneacetic acid, Benzeneacetic acid, 2,3-difluoro-

2,3-Difluorophenylacetic acid (CAS 145689-41-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H6F2O2 and a molecular weight of 172.129 g/mol. It is also known as 2-(2,3-Difluorophenyl)acetic acid, 2,3-Difluorobenzeneacetic acid and Benzeneacetic acid, 2,3-difluoro-. Key properties include a melting point of 116-119 °C(lit.), a boiling point of 258.1±25.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 109.9±23.2 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
145689-41-4
Jingsj CID
J-36092-0
Molecular Formula
C8H6F2O2
Chinese Name
2,3-二氟苯乙酸
Molecular Weight
172.129 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point116-119 °C(lit.)
Boiling Point258.1±25.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point109.9±23.2 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 2,3-Difluorophenylacetic acid?

The CAS number of 2,3-Difluorophenylacetic acid is 145689-41-4.

What are the molecular formula and molecular weight of 2,3-Difluorophenylacetic acid?

2,3-Difluorophenylacetic acid has molecular formula C8H6F2O2 and molecular weight 172.129 g/mol.

Is 2,3-Difluorophenylacetic acid hazardous?

2,3-Difluorophenylacetic acid has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "2,3-Difluorophenylacetic acid (CAS 145689-41-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-36092-0 (accessed 2026-10-23).

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