3-Bromotetrahydro-4H-pyran-4-one

3-溴四氢-4H-吡喃-4-酮

Also known as: 3-Bromodihydro-2H-pyran-4(3H)-one, 3-Bromotetrahydropyran-4-one, 3-bromooxan-4-one, 4H-Pyran-4-one, 3-bromotetrahydro-

3-Bromotetrahydro-4H-pyran-4-one (CAS 98021-79-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C5H7BrO2 and a molecular weight of 179.012 g/mol. It is also known as 3-Bromodihydro-2H-pyran-4(3H)-one, 3-Bromotetrahydropyran-4-one and 3-bromooxan-4-one. Key properties include a boiling point of 226.5±35.0 °C at 760 mmHg, a density of 1.652±0.06 g/cm3 and a flash point of 90.8±25.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
98021-79-5
Jingsj CID
J-1377420-4
Molecular Formula
C5H7BrO2
Chinese Name
3-溴四氢-4H-吡喃-4-酮
Molecular Weight
179.012 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point226.5±35.0 °C at 760 mmHg
Density1.652±0.06 g/cm3
Flash Point90.8±25.9 °C

Frequently Asked Questions

What is the CAS number of 3-Bromotetrahydro-4H-pyran-4-one?

The CAS number of 3-Bromotetrahydro-4H-pyran-4-one is 98021-79-5.

What are the molecular formula and molecular weight of 3-Bromotetrahydro-4H-pyran-4-one?

3-Bromotetrahydro-4H-pyran-4-one has molecular formula C5H7BrO2 and molecular weight 179.012 g/mol.

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

Last updated:

How to cite: Jingsj. "3-Bromotetrahydro-4H-pyran-4-one (CAS 98021-79-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1377420-4 (accessed 2026-10-22).

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