Tetrahydro-4H-pyran-4-one

四氢-4H-吡喃-4-酮

Also known as: Tetrahydro-4H-pyran-4-one, 4H-Pyran-4-one, tetrahydro-, 4-Oxotetrahydropyran, Tetrahydropyran-4-one, Dihydro-2H-pyran-4(3H)-one

Tetrahydro-4H-pyran-4-one (CAS 143562-54-3) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C5H8O2 and a molecular weight of 100.11600 g/mol. It is also known as 4H-Pyran-4-one, tetrahydro-, 4-Oxotetrahydropyran and Tetrahydropyran-4-one. Key properties include a boiling point of 167.5ºC at 760mmHg, a density of 1.065g/cm3 and a flash point of 63.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
143562-54-3
Jingsj CID
J-1361567-9
Molecular Formula
C5H8O2
Chinese Name
四氢-4H-吡喃-4-酮
Molecular Weight
100.11600 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point167.5ºC at 760mmHg
Density1.065g/cm3
Flash Point63.6ºC

Frequently Asked Questions

What is the CAS number of Tetrahydro-4H-pyran-4-one?

The CAS number of Tetrahydro-4H-pyran-4-one is 143562-54-3.

What are the molecular formula and molecular weight of Tetrahydro-4H-pyran-4-one?

Tetrahydro-4H-pyran-4-one has molecular formula C5H8O2 and molecular weight 100.11600 g/mol.

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

Last updated:

How to cite: Jingsj. "Tetrahydro-4H-pyran-4-one (CAS 143562-54-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1361567-9 (accessed 2026-10-26).

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