2,5-dibromo-3,4-hexanedione

2,5-二溴-3,4-己二酮

Also known as: 2,5-dibromo-3,4-hexanedione, 2,5-dibromohexane-3,4-dione, 2,5-dibromo-3,4-hexanedione, 95, 2,5-dibrom-hexan-3,4-dion, 2,5-dibromo-3,4-hexadione, 2,5-dibromo-hexane-3,4-dione, 3,4-Hexandione, 2,5-dibromo-, 3,4-Hexanedione, 2,5-dibromo-, EINECS 254-275-9, AC1L4R5I, AC1Q241P, CTK1C4467

2,5-dibromo-3,4-hexanedione (CAS 39081-91-9) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C6H8Br2O2 and a molecular weight of 271.93500 g/mol. It is also known as 2,5-dibromohexane-3,4-dione, 2,5-dibromo-3,4-hexanedione, 95 and 2,5-dibrom-hexan-3,4-dion. Key properties include a boiling point of 101-103ºC/10 mmHg(lit.), a density of 1.766 g/mL at 25ºC(lit.) and a flash point of 113ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
39081-91-9
Jingsj CID
J-1142397-7
Molecular Formula
C6H8Br2O2
Chinese Name
2,5-二溴-3,4-己二酮
Molecular Weight
271.93500 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point101-103ºC/10 mmHg(lit.)
Density1.766 g/mL at 25ºC(lit.)
Flash Point113ºC

Frequently Asked Questions

What is the CAS number of 2,5-dibromo-3,4-hexanedione?

The CAS number of 2,5-dibromo-3,4-hexanedione is 39081-91-9.

What are the molecular formula and molecular weight of 2,5-dibromo-3,4-hexanedione?

2,5-dibromo-3,4-hexanedione has molecular formula C6H8Br2O2 and molecular weight 271.93500 g/mol.

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

Last updated:

How to cite: Jingsj. "2,5-dibromo-3,4-hexanedione (CAS 39081-91-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1142397-7 (accessed 2026-10-25).

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