2-bromocyclopent-2-en-1-one

2-溴环戊-2-烯酮

Also known as: 2-Cyclopenten-1-one, 2-bromo-, 2-Bromo-2-cyclopenten-1-one, 2-Bromo-2-cyclopentenone, 2-bromo-1-cyclopent-2-enone, 2-bromo-2-cyclopentene-1-one, 2-bromo-cyclopent-2-en-1-one, 2-bromo-cyclopent-2-enone, 2-bromocyclopent-2-enone, bromocyclopentenone

2-bromocyclopent-2-en-1-one (CAS 10481-34-2) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C5H5BrO and a molecular weight of 160.99700 g/mol. It is also known as 2-Cyclopenten-1-one, 2-bromo-, 2-Bromo-2-cyclopenten-1-one and 2-Bromo-2-cyclopentenone. Key properties include a boiling point of 216°C at 760 mmHg and a flash point of 117°C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
10481-34-2
Jingsj CID
J-1500873-4
Molecular Formula
C5H5BrO
Chinese Name
2-溴环戊-2-烯酮
Molecular Weight
160.99700 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point216°C at 760 mmHg
Flash Point117°C

Frequently Asked Questions

What is the CAS number of 2-bromocyclopent-2-en-1-one?

The CAS number of 2-bromocyclopent-2-en-1-one is 10481-34-2.

What are the molecular formula and molecular weight of 2-bromocyclopent-2-en-1-one?

2-bromocyclopent-2-en-1-one has molecular formula C5H5BrO and molecular weight 160.99700 g/mol.

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

Last updated:

How to cite: Jingsj. "2-bromocyclopent-2-en-1-one (CAS 10481-34-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1500873-4 (accessed 2026-10-22).

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