Sodium arsanilate

4-氨基苯胂酸钠

Also known as: Sodium 4-aminophenylarsonate, Sodium hydrogen (4-aminophenyl)arsonate, Arsanilic acid monosodium salt, p-Arsanilic Acid Sodium Salt, Sodium arsenilate, Soamin

Sodium arsanilate (CAS 127-85-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H6AsNNa2O3 and a molecular weight of 239.036 g/mol. It is also known as Sodium 4-aminophenylarsonate, Sodium hydrogen (4-aminophenyl)arsonate and Arsanilic acid monosodium salt. Key properties include a melting point of 300°C (dec.), a boiling point of 528.5ºC at 760mmHg and a flash point of 273.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
127-85-5
Jingsj CID
J-9780-4
Molecular Formula
C6H6AsNNa2O3
Chinese Name
4-氨基苯胂酸钠
Molecular Weight
239.036 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point300°C (dec.)
Boiling Point528.5ºC at 760mmHg
Flash Point273.4ºC

Frequently Asked Questions

What is the CAS number of Sodium arsanilate?

The CAS number of Sodium arsanilate is 127-85-5.

What are the molecular formula and molecular weight of Sodium arsanilate?

Sodium arsanilate has molecular formula C6H6AsNNa2O3 and molecular weight 239.036 g/mol.

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

Last updated:

How to cite: Jingsj. "Sodium arsanilate (CAS 127-85-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-9780-4 (accessed 2026-10-23).

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