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1-Bromo-4-(difluoromethoxy)benzene

Also known as: 4-(Difluoromethoxy)bromobenzene, 4-Bromo-α,α-difluoroanisole, 4-Bromophenyl difluoromethyl ether, p-(Difluoromethoxy)bromobenzene, p-Difluoromethoxybromobenzene, Benzene, 1-bromo-4-(difluoromethoxy)-

1-Bromo-4-(difluoromethoxy)benzene (CAS 5905-69-1) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H5BrF2O and a molecular weight of 223.015 g/mol. Key properties include a boiling point of 205.4±30.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 92.6±8.8 °C. It is classified under GHS with signal word Warning and hazard statements H226 — Flammable liquid and vapour. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5905-69-1
Jingsj CID
J-45576-5
Molecular Formula
C7H5BrF2O
Molecular Weight
223.015 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point205.4±30.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point92.6±8.8 °C
Exact Mass221.949173
PSA9.23000
LogP3.35
Vapor Pressure0.4±0.4 mmHg at 25°C
Refractive Index1.492

GHS Safety & Compliance

FlammableSignal word: Warning
  • H226 — Flammable liquid and vapour

Customs & Trade Information

HS Code2909309090
Summary2909309090 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 1-Bromo-4-(difluoromethoxy)benzene?

The CAS number of 1-Bromo-4-(difluoromethoxy)benzene is 5905-69-1.

What are the molecular formula and molecular weight of 1-Bromo-4-(difluoromethoxy)benzene?

1-Bromo-4-(difluoromethoxy)benzene has molecular formula C7H5BrF2O and molecular weight 223.015 g/mol.

Is 1-Bromo-4-(difluoromethoxy)benzene hazardous?

1-Bromo-4-(difluoromethoxy)benzene has GHS signal word Warning and hazard statements H226 — Flammable liquid and vapour.

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-Bromo-4-(difluoromethoxy)benzene (CAS 5905-69-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-45576-5 (accessed 2026-11-09).

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