1,4-dibromo-2,3,5,6-tetramethylbenzene

Also known as: 3,6-dibromodurene, 1,4-dibromotetramethylbenzene, 1,4-dibromodurene, dibromodurene, 2,3,5,6-tetramethyl-1,4-phenylene dibromide, 1,2,4,5-tetramethyl-3,6-dibromobenzene

1,4-dibromo-2,3,5,6-tetramethylbenzene (CAS 1646-54-4) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C10H12Br2 and a molecular weight of 292.01000 g/mol. Key properties include a boiling point of 307.7ºC at 760 mmHg, a density of 1.562g/cm3 and a flash point of 160.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1646-54-4
Jingsj CID: J-31575-3
Molecular Formula: C₁₀H₁₂Br₂
Molecular Weight: 292.01000 g/mol
Category: Solvents
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	307.7ºC at 760 mmHg
Density	1.562g/cm3
Flash Point	160.9ºC
Exact Mass	289.93100
LogP	4.44520
Vapor Pressure	0.0013mmHg at 25°C
Refractive Index	1.565

Customs & Trade Information

HS Code	2903999090
Summary	2903999090 halogenated derivatives of aromatic hydrocarbons VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 1,4-dibromo-2,3,5,6-tetramethylbenzene?

The CAS number of 1,4-dibromo-2,3,5,6-tetramethylbenzene is 1646-54-4.

What are the molecular formula and molecular weight of 1,4-dibromo-2,3,5,6-tetramethylbenzene?

1,4-dibromo-2,3,5,6-tetramethylbenzene has molecular formula C10H12Br2 and molecular weight 292.01000 g/mol.

What are the upstream and downstream products of 1,4-dibromo-2,3,5,6-tetramethylbenzene?

For 1,4-dibromo-2,3,5,6-tetramethylbenzene, Upstream Products: 1,2,4,5-Tetramethylbenzene, 1-Bromo-2,3,5,6-tetramethylbenzene, 1,2,4-TRIMETHYL BENZENE; Downstream Products: 2,3,5,6-tetramethylterephthalic acid, 1,2,4,5-Tetramethylbenzene.

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

Last updated: 8/21/2026

How to cite: Jingsj. "1,4-dibromo-2,3,5,6-tetramethylbenzene (CAS 1646-54-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-31575-3 (accessed 2026-11-09).

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