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5,6-Dibromo-1,3-benzodioxole

Also known as: 1,2-Dibromo-4,5-(methylenedioxy)benzene, 4,5-Dibromo-1,2-methylenedioxybenzene, 4,5-Methylenedioxy-1,2-dibromobenzene, 1,3-Benzodioxole, 5,6-dibromo-, 5,6-Dibromobenzo[d][1,3]dioxole

5,6-Dibromo-1,3-benzodioxole (CAS 5279-32-3) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H4Br2O2 and a molecular weight of 279.91300 g/mol. Key properties include a melting point of 83-85ºC, a boiling point of 294.7ºC at 760 mmHg, a density of 2.104 g/cm3 and a flash point of 118.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5279-32-3
Jingsj CID
J-1459453-7
Molecular Formula
C7H4Br2O2
Molecular Weight
279.91300 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point83-85ºC
Boiling Point294.7ºC at 760 mmHg
Density2.104 g/cm3
Flash Point118.1ºC
Exact Mass277.85800
PSA18.46000
LogP2.94030
Refractive Index1.638

Customs & Trade Information

HS Code2932999099
Summary2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 5,6-Dibromo-1,3-benzodioxole?

The CAS number of 5,6-Dibromo-1,3-benzodioxole is 5279-32-3.

What are the molecular formula and molecular weight of 5,6-Dibromo-1,3-benzodioxole?

5,6-Dibromo-1,3-benzodioxole has molecular formula C7H4Br2O2 and molecular weight 279.91300 g/mol.

What are the upstream and downstream products of 5,6-Dibromo-1,3-benzodioxole?

For 5,6-Dibromo-1,3-benzodioxole, Upstream Products: Bromochloromethane, 4,5-Dibromobenzene-1,2-diol, 1,3-Benzodioxole; Downstream Products: 1,3-Benzodioxole, Benzo[d][1,3]dioxol-4-ylmethanol.

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

Last updated:

How to cite: Jingsj. "5,6-Dibromo-1,3-benzodioxole (CAS 5279-32-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1459453-7 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.