1,3-bis(bromomethyl)-5-methylbenzene

Also known as: 3,5-Bis(bromomethyl)toluene, 3,5-Dibromomethyltoluene, 1,3-Bis(bromomethyl)-5-methylbenzene, Benzene, 1,3-bis(bromomethyl)-5-methyl-, α,α'-Dibromomesitylene, MFCD00182480

1,3-bis(bromomethyl)-5-methylbenzene (CAS 19294-04-3) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C9H10Br2 and a molecular weight of 277.984 g/mol. Key properties include a melting point of 145-148 °C(lit.), a boiling point of 293.3±30.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 149.8±23.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 19294-04-3
Jingsj CID: J-20597-0
Molecular Formula: C₉H₁₀Br₂
Molecular Weight: 277.984 g/mol
Category: Solvents
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	145-148 °C(lit.)
Boiling Point	293.3±30.0 °C at 760 mmHg
Density	1.7±0.1 g/cm3
Flash Point	149.8±23.8 °C
Exact Mass	275.914917
LogP	4.08
Vapor Pressure	0.0±0.6 mmHg at 25°C
Refractive Index	1.600
Additional Property	slightly soluble

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 1,3-bis(bromomethyl)-5-methylbenzene?

The CAS number of 1,3-bis(bromomethyl)-5-methylbenzene is 19294-04-3.

What are the molecular formula and molecular weight of 1,3-bis(bromomethyl)-5-methylbenzene?

1,3-bis(bromomethyl)-5-methylbenzene has molecular formula C9H10Br2 and molecular weight 277.984 g/mol.

What are the upstream and downstream products of 1,3-bis(bromomethyl)-5-methylbenzene?

For 1,3-bis(bromomethyl)-5-methylbenzene, Upstream Products: Mesitylene, 3,5-Dimethylbenzyl bromide; Downstream Products: 5-Methylisophthalaldehyde, 1,3,5-Benzenetricarbaldehyde, 5-Methyl-1,3-benzenediacetonitrile.

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. "1,3-bis(bromomethyl)-5-methylbenzene (CAS 19294-04-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-20597-0 (accessed 2026-11-09).

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