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2,3,4,5,6-Pentachlorobenzyl chloride

Also known as: 1,2,3,4,5-pentachloro-6-(chloromethyl)benzene, Pentachloro(chloromethyl)benzene, Benzene, 1,2,3,4,5-pentachloro-6-(chloromethyl)-, α,2,3,4,5,6-Hexachlorotoluene, NSC 85645, PCBC, 2.3.4.5.6-Pentachlor-1-chlormethyl-benzol

2,3,4,5,6-Pentachlorobenzyl chloride (CAS 2136-78-9) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C7H2Cl6 and a molecular weight of 298.80900 g/mol. Key properties include a boiling point of 339.3ºC at 760mmHg, a density of 1.689g/cm3 and a flash point of 164.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2136-78-9
Jingsj CID
J-11720-1
Molecular Formula
C7H2Cl6
Molecular Weight
298.80900 g/mol
Category
Organohalogen Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point339.3ºC at 760mmHg
Density1.689g/cm3
Flash Point164.2ºC
Exact Mass295.82900
LogP5.69240
Vapor Pressure0.000183mmHg at 25°C
Refractive Index1.599

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 2,3,4,5,6-Pentachlorobenzyl chloride?

The CAS number of 2,3,4,5,6-Pentachlorobenzyl chloride is 2136-78-9.

What are the molecular formula and molecular weight of 2,3,4,5,6-Pentachlorobenzyl chloride?

2,3,4,5,6-Pentachlorobenzyl chloride has molecular formula C7H2Cl6 and molecular weight 298.80900 g/mol.

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

Last updated:

How to cite: Jingsj. "2,3,4,5,6-Pentachlorobenzyl chloride (CAS 2136-78-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-11720-1 (accessed 2026-11-06).

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