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4-(4-chlorophenoxy)benzoic acid

4-(4-氯苯氧基)苯甲酸

Also known as: benzoic acid, 4-(4-chlorophenoxy)-, 4-(4-chlorophenoxy)benzoic acid

4-(4-chlorophenoxy)benzoic acid (CAS 21120-67-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C13H9ClO3 and a molecular weight of 248.66200 g/mol. It is also known as benzoic acid, 4-(4-chlorophenoxy)-. Key properties include a melting point of 167-171ºC, a boiling point of 392.3ºC at 760mmHg, a density of 1.347g/cm3 and a flash point of 191.1ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
21120-67-2
Jingsj CID
J-1508923-8
Molecular Formula
C13H9ClO3
Chinese Name
4-(4-氯苯氧基)苯甲酸
Molecular Weight
248.66200 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point167-171ºC
Boiling Point392.3ºC at 760mmHg
Density1.347g/cm3
Flash Point191.1ºC

GHS Safety & Compliance

Irritant / Environmental HazardSignal word: Warning

Frequently Asked Questions

What is the CAS number of 4-(4-chlorophenoxy)benzoic acid?

The CAS number of 4-(4-chlorophenoxy)benzoic acid is 21120-67-2.

What are the molecular formula and molecular weight of 4-(4-chlorophenoxy)benzoic acid?

4-(4-chlorophenoxy)benzoic acid has molecular formula C13H9ClO3 and molecular weight 248.66200 g/mol.

Is 4-(4-chlorophenoxy)benzoic acid hazardous?

4-(4-chlorophenoxy)benzoic 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. "4-(4-chlorophenoxy)benzoic acid (CAS 21120-67-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1508923-8 (accessed 2026-10-25).

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