Diiodoacetic acid

二碘乙酸

Also known as: 2,2-diiodoacetic acid, Acetic acid, 2,2-diiodo-, Diiodoethanoic acid

Diiodoacetic acid (CAS 598-89-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C2H2I2O2 and a molecular weight of 311.845 g/mol. It is also known as 2,2-diiodoacetic acid, Acetic acid, 2,2-diiodo- and Diiodoethanoic acid. Key properties include a boiling point of 320.1±32.0 °C at 760 mmHg, a density of 3.3±0.1 g/cm3 and a flash point of 147.4±25.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
598-89-0
Jingsj CID
J-1957650-3
Molecular Formula
C2H2I2O2
Chinese Name
二碘乙酸
Molecular Weight
311.845 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point320.1±32.0 °C at 760 mmHg
Density3.3±0.1 g/cm3
Flash Point147.4±25.1 °C

Frequently Asked Questions

What is the CAS number of Diiodoacetic acid?

The CAS number of Diiodoacetic acid is 598-89-0.

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

Diiodoacetic acid has molecular formula C2H2I2O2 and molecular weight 311.845 g/mol.

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

Last updated:

How to cite: Jingsj. "Diiodoacetic acid (CAS 598-89-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1957650-3 (accessed 2026-10-22).

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