2,6-Dibromo-1,4-benzoquinone

2,6-二溴对苯醌

Also known as: 2,6-Dibromo-p-benzoquinone, 2,6-Dibromobenzoquinone, 2,6-Dibromoquinone, 2,6-dibromocyclohexa-2,5-diene-1,4-dione, NSC 294731, AIDS-128680

2,6-Dibromo-1,4-benzoquinone (CAS 19643-45-9) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C6H2Br2O2 and a molecular weight of 265.88700 g/mol. It is also known as 2,6-Dibromo-p-benzoquinone, 2,6-Dibromobenzoquinone and 2,6-Dibromoquinone. Key properties include a boiling point of 277.3ºC at 760mmHg, a density of 2.4g/cm3 and a flash point of 115.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
19643-45-9
Jingsj CID
J-1339451-6
Molecular Formula
C6H2Br2O2
Chinese Name
2,6-二溴对苯醌
Molecular Weight
265.88700 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point277.3ºC at 760mmHg
Density2.4g/cm3
Flash Point115.2ºC

Frequently Asked Questions

What is the CAS number of 2,6-Dibromo-1,4-benzoquinone?

The CAS number of 2,6-Dibromo-1,4-benzoquinone is 19643-45-9.

What are the molecular formula and molecular weight of 2,6-Dibromo-1,4-benzoquinone?

2,6-Dibromo-1,4-benzoquinone has molecular formula C6H2Br2O2 and molecular weight 265.88700 g/mol.

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

Last updated:

How to cite: Jingsj. "2,6-Dibromo-1,4-benzoquinone (CAS 19643-45-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1339451-6 (accessed 2026-10-22).

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