2,3,4,5,6-pentafluoroanisole

Also known as: Pentafluoroanisole, Methoxypentafluorobenzene, Pentafluorophenyl methyl ether, Methyl pentafluorophenyl ether, 1-Methoxy-2,3,4,5,6-pentafluorobenzene, Benzene,1,2,3,4,5-pentafluoro-6-methoxy-, 2,3,4,5,6-Pentafluoromethoxybenzene, NSC 21631, EINECS 206-866-8, MFCD00000289

2,3,4,5,6-pentafluoroanisole (CAS 389-40-2) is a compound in the Ethers category listed in the Jingsj chemical database. It has the molecular formula C7H3F5O and a molecular weight of 198.09000 g/mol. Key properties include a melting point of -38--37°C, a boiling point of 138-139 °C(lit.), a density of 1.398 g/mL at 25 °C(lit.) and a flash point of 32.2 °C. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.: 389-40-2
Jingsj CID: J-27851-3
Molecular Formula: C₇H₃F₅O
Molecular Weight: 198.09000 g/mol
Category: Ethers
Last updated: 11/2/2026

Request MSDS / TDS

No offers for this compound yet.

Request a quote

Physicochemical Properties

Melting Point	-38--37°C
Boiling Point	138-139 °C(lit.)
Density	1.398 g/mL at 25 °C(lit.)
Flash Point	32.2 °C
Exact Mass	198.01000
PSA	9.23000
LogP	2.39070
Refractive Index	n20/D 1.409(lit.)
Storage Conditions	Flammables area

Customs & Trade Information

HS Code	2909309090
Summary	2909309090 other aromatic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives 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-pentafluoroanisole?

The CAS number of 2,3,4,5,6-pentafluoroanisole is 389-40-2.

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

2,3,4,5,6-pentafluoroanisole has molecular formula C7H3F5O and molecular weight 198.09000 g/mol.

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

For 2,3,4,5,6-pentafluoroanisole, Upstream Products: Perfluorobenzene, Sodium methoxide, Diazomethane; Downstream Products: Pentafluorophenol, 4-Methoxy-2,3,5,6-tetrafluorobenzyl alcohol, Benzopinacole.

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

Last updated: 11/2/2026

How to cite: Jingsj. "2,3,4,5,6-pentafluoroanisole (CAS 389-40-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-27851-3 (accessed 2026-11-07).

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