(3-chlorophenyl)phosphonic acid

3-氯苯基磷酸

Also known as: 3-CHLOROPHENYLPHOSPHONIC ACID, (3-chlorophenyl)phosphonic acid, (m-Chlorophenyl)phosphonic acid, 3-chloro-phenyl phosphonic acid, 3-Chlorphenylphosphonsaeure, Phosphonic acid, P-(3-chlorophenyl)-, Phosphonic acid, (3-chlorophenyl), Phosphonic acid, (m-chlorophenyl), R CG, NSC-13559

(3-chlorophenyl)phosphonic acid (CAS 5431-34-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H6ClO3P and a molecular weight of 192.53700 g/mol. It is also known as 3-CHLOROPHENYLPHOSPHONIC ACID, (m-Chlorophenyl)phosphonic acid and 3-chloro-phenyl phosphonic acid. Key properties include a boiling point of 394.8ºC at 760mmHg, a density of 1.57g/cm3 and a flash point of 192.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5431-34-5
Jingsj CID
J-1510197-4
Molecular Formula
C6H6ClO3P
Chinese Name
3-氯苯基磷酸
Molecular Weight
192.53700 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point394.8ºC at 760mmHg
Density1.57g/cm3
Flash Point192.6ºC

Frequently Asked Questions

What is the CAS number of (3-chlorophenyl)phosphonic acid?

The CAS number of (3-chlorophenyl)phosphonic acid is 5431-34-5.

What are the molecular formula and molecular weight of (3-chlorophenyl)phosphonic acid?

(3-chlorophenyl)phosphonic acid has molecular formula C6H6ClO3P and molecular weight 192.53700 g/mol.

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

Last updated:

How to cite: Jingsj. "(3-chlorophenyl)phosphonic acid (CAS 5431-34-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1510197-4 (accessed 2026-10-24).

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