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1,4-Bis(dichloromethyl)benzene

Also known as: alpha,alpha,alpha',alpha'-Tetrachloro-p-xylene, α,α,α',α'-Tetrachloro-p-xylene, 1,4-Di(dichloromethyl)benzene, Benzene, 1,4-bis(dichloromethyl)-, p-Xylene, a,a,a',a'-tetrachloro-, 1,4-Bis-dichlormethyl-benzol, p-(Dichloromethyl)benzal chloride

1,4-Bis(dichloromethyl)benzene (CAS 7398-82-5) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C8H6Cl4 and a molecular weight of 243.945 g/mol. Key properties include a boiling point of 302.9±37.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 140.4±23.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
7398-82-5
Jingsj CID
J-1027849-1
Molecular Formula
C8H6Cl4
Molecular Weight
243.945 g/mol
Category
Organohalogen Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point302.9±37.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point140.4±23.9 °C
Exact Mass241.922363
LogP3.08
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.570

Customs & Trade Information

HS Code2903999090
Summary2903999090 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-Bis(dichloromethyl)benzene?

The CAS number of 1,4-Bis(dichloromethyl)benzene is 7398-82-5.

What are the molecular formula and molecular weight of 1,4-Bis(dichloromethyl)benzene?

1,4-Bis(dichloromethyl)benzene has molecular formula C8H6Cl4 and molecular weight 243.945 g/mol.

What are the upstream and downstream products of 1,4-Bis(dichloromethyl)benzene?

For 1,4-Bis(dichloromethyl)benzene, Upstream Products: Terephthalaldehyde, p-Xylene; Downstream Products: 1,4-bis(difluoromethyl)benzene, Terephthalaldehyde.

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

Last updated:

How to cite: Jingsj. "1,4-Bis(dichloromethyl)benzene (CAS 7398-82-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1027849-1 (accessed 2026-11-07).

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