2-Bromo-4,5-difluorophenol

2-溴-4,5-二氟苯酚

Also known as: 2-bromo-4,5-difluorophenol, 2-bromo-4,5-diflouo phenol, MFCD00070751, Phenol, 2-bromo-4,5-difluoro-, QR CF DF FE

2-Bromo-4,5-difluorophenol (CAS 166281-37-4) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C6H3BrF2O and a molecular weight of 208.988 g/mol. It is also known as 2-bromo-4,5-difluorophenol, 2-bromo-4,5-diflouo phenol and MFCD00070751. Key properties include a boiling point of 208.8±35.0 °C at 760 mmHg, a density of 1.9±0.1 g/cm3 and a flash point of 81.1±0.0 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
166281-37-4
Jingsj CID
J-44166-1
Molecular Formula
C6H3BrF2O
Chinese Name
2-溴-4,5-二氟苯酚
Molecular Weight
208.988 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point208.8±35.0 °C at 760 mmHg
Density1.9±0.1 g/cm3
Flash Point81.1±0.0 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 2-Bromo-4,5-difluorophenol?

The CAS number of 2-Bromo-4,5-difluorophenol is 166281-37-4.

What are the molecular formula and molecular weight of 2-Bromo-4,5-difluorophenol?

2-Bromo-4,5-difluorophenol has molecular formula C6H3BrF2O and molecular weight 208.988 g/mol.

Is 2-Bromo-4,5-difluorophenol hazardous?

2-Bromo-4,5-difluorophenol 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. "2-Bromo-4,5-difluorophenol (CAS 166281-37-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-44166-1 (accessed 2026-10-23).

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