2H-Pyran-3,5(4H,6H)-dione

2H-吡喃-3,5(4H,6H)-二酮

Also known as: PYRAN-3,5-DIONE, oxane-3,5-dione, Tetrahydropyran-3,5-dione, Nsc293808

2H-Pyran-3,5(4H,6H)-dione (CAS 61363-56-2) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C5H6O3 and a molecular weight of 114.099 g/mol. It is also known as PYRAN-3,5-DIONE, oxane-3,5-dione and Tetrahydropyran-3,5-dione. Key properties include a boiling point of 275.1±30.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 123.4±24.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
61363-56-2
Jingsj CID
J-900015-5
Molecular Formula
C5H6O3
Chinese Name
2H-吡喃-3,5(4H,6H)-二酮
Molecular Weight
114.099 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point275.1±30.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point123.4±24.6 °C

Frequently Asked Questions

What is the CAS number of 2H-Pyran-3,5(4H,6H)-dione?

The CAS number of 2H-Pyran-3,5(4H,6H)-dione is 61363-56-2.

What are the molecular formula and molecular weight of 2H-Pyran-3,5(4H,6H)-dione?

2H-Pyran-3,5(4H,6H)-dione has molecular formula C5H6O3 and molecular weight 114.099 g/mol.

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

Last updated:

How to cite: Jingsj. "2H-Pyran-3,5(4H,6H)-dione (CAS 61363-56-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-900015-5 (accessed 2026-10-24).

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