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2-[4-(Trifluoromethyl)phenoxy]acetic acid

2-[4-(三氟甲基)苯氧基]乙酸

Also known as: [4-(Trifluoromethyl)phenoxy]acetic acid, 2-(4-(Trifluoromethyl)phenoxy)acetic acid, Acetic acid, 2-[4-(trifluoromethyl)phenoxy]-, [(4-Trifluoromethylphenyl)oxy]acetic acid, [p-(Trifluoromethyl)phenoxy]acetic acid

2-[4-(Trifluoromethyl)phenoxy]acetic acid (CAS 163839-73-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H7F3O3 and a molecular weight of 220.145 g/mol. It is also known as [4-(Trifluoromethyl)phenoxy]acetic acid, 2-(4-(Trifluoromethyl)phenoxy)acetic acid and Acetic acid, 2-[4-(trifluoromethyl)phenoxy]-. Key properties include a boiling point of 289.1±40.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 128.6±27.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
163839-73-4
Jingsj CID
J-1084510-9
Molecular Formula
C9H7F3O3
Chinese Name
2-[4-(三氟甲基)苯氧基]乙酸
Molecular Weight
220.145 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point289.1±40.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point128.6±27.3 °C

Frequently Asked Questions

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

The CAS number of 2-[4-(Trifluoromethyl)phenoxy]acetic acid is 163839-73-4.

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

2-[4-(Trifluoromethyl)phenoxy]acetic acid has molecular formula C9H7F3O3 and molecular weight 220.145 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-(Trifluoromethyl)phenoxy]acetic acid (CAS 163839-73-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1084510-9 (accessed 2026-10-24).

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