3-(Chloromethyl)phenylacetic acid

(3-氯甲基苯基)乙酸

Also known as: 2-(3-(Chloromethyl)phenyl)acetic acid, 2-[3-(chloromethyl)phenyl]acetic acid, (3-Chloromethylphenyl)acetic acid, (3-Chloromethyl-phenyl)-acetic acid, Benzeneacetic acid, 3-(chloromethyl)-, [3-(Chloromethyl)phenyl]acetic acid, 3-(Chloromethyl)benzeneacetic acid

3-(Chloromethyl)phenylacetic acid (CAS 857165-45-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H9ClO2 and a molecular weight of 184.620 g/mol. It is also known as 2-(3-(Chloromethyl)phenyl)acetic acid, 2-[3-(chloromethyl)phenyl]acetic acid and (3-Chloromethylphenyl)acetic acid. Key properties include a boiling point of 330.2±22.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 153.5±22.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
857165-45-8
Jingsj CID
J-1137266-6
Molecular Formula
C9H9ClO2
Chinese Name
(3-氯甲基苯基)乙酸
Molecular Weight
184.620 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point330.2±22.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point153.5±22.3 °C

Frequently Asked Questions

What is the CAS number of 3-(Chloromethyl)phenylacetic acid?

The CAS number of 3-(Chloromethyl)phenylacetic acid is 857165-45-8.

What are the molecular formula and molecular weight of 3-(Chloromethyl)phenylacetic acid?

3-(Chloromethyl)phenylacetic acid has molecular formula C9H9ClO2 and molecular weight 184.620 g/mol.

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

Last updated:

How to cite: Jingsj. "3-(Chloromethyl)phenylacetic acid (CAS 857165-45-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1137266-6 (accessed 2026-10-26).

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