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4-(4-Aminophenylazo)phenylarsonic acid, monosodium salt, hydrate, tech.

4-(4-氨基苯偶氮)苯砷酸一钠盐水合物

Also known as: 4-(4-AMINOPHENYLAZO)PHENYLARSONIC ACID, MONOSODIUM SALT, HYDRATE, TECH., 4-(4-aminophenylazo)phenylarsonic acid, monosodium salt, hydrate

4-(4-Aminophenylazo)phenylarsonic acid, monosodium salt, hydrate, tech. (CAS 345909-28-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H12AsN3O3 and a molecular weight of 321.164 g/mol. It is also known as 4-(4-AMINOPHENYLAZO)PHENYLARSONIC ACID, MONOSODIUM SALT, HYDRATE, TECH. and 4-(4-aminophenylazo)phenylarsonic acid, monosodium salt, hydrate. Key properties include a boiling point of 623.6±61.0 °C at 760 mmHg and a flash point of 331.0±33.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
345909-28-6
Jingsj CID
J-50761-9
Molecular Formula
C12H12AsN3O3
Chinese Name
4-(4-氨基苯偶氮)苯砷酸一钠盐水合物
Molecular Weight
321.164 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point623.6±61.0 °C at 760 mmHg
Flash Point331.0±33.2 °C

Frequently Asked Questions

What is the CAS number of 4-(4-Aminophenylazo)phenylarsonic acid, monosodium salt, hydrate, tech.?

The CAS number of 4-(4-Aminophenylazo)phenylarsonic acid, monosodium salt, hydrate, tech. is 345909-28-6.

What are the molecular formula and molecular weight of 4-(4-Aminophenylazo)phenylarsonic acid, monosodium salt, hydrate, tech.?

4-(4-Aminophenylazo)phenylarsonic acid, monosodium salt, hydrate, tech. has molecular formula C12H12AsN3O3 and molecular weight 321.164 g/mol.

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

Last updated:

How to cite: Jingsj. "4-(4-Aminophenylazo)phenylarsonic acid, monosodium salt, hydrate, tech. (CAS 345909-28-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-50761-9 (accessed 2026-10-24).

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