Diphenylarsinic acid

二苯胂酸

Also known as: Diphenylarsinic acid, Diphenylarsenic acid, Hydroxydiphenylarsine oxide, NSC 41374, Arsinic acid, As,As-diphenyl-

Diphenylarsinic acid (CAS 4656-80-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H11AsO4 and a molecular weight of 294.13500 g/mol. It is also known as Diphenylarsenic acid, Hydroxydiphenylarsine oxide and NSC 41374. Key properties include a boiling point of 437.9ºC at 760mmHg and a flash point of 196ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4656-80-8
Jingsj CID
J-4234-3
Molecular Formula
C12H11AsO4
Chinese Name
二苯胂酸
Molecular Weight
294.13500 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point437.9ºC at 760mmHg
Flash Point196ºC

Frequently Asked Questions

What is the CAS number of Diphenylarsinic acid?

The CAS number of Diphenylarsinic acid is 4656-80-8.

What are the molecular formula and molecular weight of Diphenylarsinic acid?

Diphenylarsinic acid has molecular formula C12H11AsO4 and molecular weight 294.13500 g/mol.

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

Last updated:

How to cite: Jingsj. "Diphenylarsinic acid (CAS 4656-80-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-4234-3 (accessed 2026-10-23).

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