Pentachloroanisole

五氯甲氧基苯

Also known as: 1,2,3,4,5-Pentachloro-6-methoxybenzene, Benzene, pentachloromethoxy-, Methyl pentachlorophenyl ether, Pentachloromethoxybenzene, Pentachlorophenyl methyl ether, 2,3,4,5,6-Pentachloroanisole, Anisole, 2,3,4,5,6-pentachloro-, Ether, methyl pentachlorophenyl, Methyl pentachlorophenate, NSC 108801, Pentachloranisole

Pentachloroanisole (CAS 1825-21-4) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H3Cl5O and a molecular weight of 280.36300 g/mol. It is also known as 1,2,3,4,5-Pentachloro-6-methoxybenzene, Benzene, pentachloromethoxy- and Methyl pentachlorophenyl ether. Key properties include a melting point of 108-110℃, a boiling point of 321.5ºC at 760mmHg, a density of 1.618g/cm3 and a flash point of 127.1ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1825-21-4
Jingsj CID
J-43463-0
Molecular Formula
C7H3Cl5O
Chinese Name
五氯甲氧基苯
Molecular Weight
280.36300 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point108-110℃
Boiling Point321.5ºC at 760mmHg
Density1.618g/cm3
Flash Point127.1ºC

GHS Safety & Compliance

Irritant / Environmental HazardSignal word: Warning

Frequently Asked Questions

What is the CAS number of Pentachloroanisole?

The CAS number of Pentachloroanisole is 1825-21-4.

What are the molecular formula and molecular weight of Pentachloroanisole?

Pentachloroanisole has molecular formula C7H3Cl5O and molecular weight 280.36300 g/mol.

Is Pentachloroanisole hazardous?

Pentachloroanisole has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "Pentachloroanisole (CAS 1825-21-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-43463-0 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.