(4-Chlorophenyl)arsonic acid

对氯苯基胂酸

Also known as: 4-Chlorophenylarsonic acid, p-Chlorophenylarsonic acid, p-Chlorobenzenearsonic acid, Benzenearsonic acid, p-chloro-, Arsonic acid, (4-chlorophenyl)-, NSC 15562, EINECS 226-622-4

(4-Chlorophenyl)arsonic acid (CAS 5440-04-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H6AsClO3 and a molecular weight of 236.48500 g/mol. It is also known as 4-Chlorophenylarsonic acid, p-Chlorophenylarsonic acid and p-Chlorobenzenearsonic acid. Key properties include a boiling point of 456.8ºC at 760mmHg and a flash point of 230ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5440-04-0
Jingsj CID
J-22545-8
Molecular Formula
C6H6AsClO3
Chinese Name
对氯苯基胂酸
Molecular Weight
236.48500 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point456.8ºC at 760mmHg
Flash Point230ºC

Frequently Asked Questions

What is the CAS number of (4-Chlorophenyl)arsonic acid?

The CAS number of (4-Chlorophenyl)arsonic acid is 5440-04-0.

What are the molecular formula and molecular weight of (4-Chlorophenyl)arsonic acid?

(4-Chlorophenyl)arsonic acid has molecular formula C6H6AsClO3 and molecular weight 236.48500 g/mol.

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

Last updated:

How to cite: Jingsj. "(4-Chlorophenyl)arsonic acid (CAS 5440-04-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-22545-8 (accessed 2026-10-22).

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