4-iodo-2(5H)-furanone

4-碘-2(5H)-呋喃酮

Also known as: 4-iodofuran-2(5H)-one, 3-iodo-2H-furan-5-one, 2(5H)-Furanone, 4-iodo-

4-iodo-2(5H)-furanone (CAS 155140-39-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H3IO2 and a molecular weight of 209.97000 g/mol. It is also known as 4-iodofuran-2(5H)-one, 3-iodo-2H-furan-5-one and 2(5H)-Furanone, 4-iodo-. Key properties include a boiling point of 290.3ºC at 760 mmHg, a density of 2.26g/cm3 and a flash point of 129.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
155140-39-9
Jingsj CID
J-1144396-8
Molecular Formula
C4H3IO2
Chinese Name
4-碘-2(5H)-呋喃酮
Molecular Weight
209.97000 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point290.3ºC at 760 mmHg
Density2.26g/cm3
Flash Point129.4ºC

Frequently Asked Questions

What is the CAS number of 4-iodo-2(5H)-furanone?

The CAS number of 4-iodo-2(5H)-furanone is 155140-39-9.

What are the molecular formula and molecular weight of 4-iodo-2(5H)-furanone?

4-iodo-2(5H)-furanone has molecular formula C4H3IO2 and molecular weight 209.97000 g/mol.

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

Last updated:

How to cite: Jingsj. "4-iodo-2(5H)-furanone (CAS 155140-39-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1144396-8 (accessed 2026-10-24).

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