2,3,5,6-Tetrafluoro-1,4-benzenediol

2,3,5,6-四氟对苯二酚

Also known as: Tetrafluorohydroquinone, 1,4-Benzenediol, 2,3,5,6-tetrafluoro-, 2,3,5,6-Tetrafluorohydroquinone, 2,3,5,6-tetrafluorobenzene-1,4-diol, Tetrafluoro-1,4-hydroquinone, Tetrafluorobenzene-1,4-diol

2,3,5,6-Tetrafluoro-1,4-benzenediol (CAS 771-63-1) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C6H2F4O2 and a molecular weight of 182.072 g/mol. It is also known as Tetrafluorohydroquinone, 1,4-Benzenediol, 2,3,5,6-tetrafluoro- and 2,3,5,6-Tetrafluorohydroquinone. Key properties include a melting point of 172-174 °C(lit.), a boiling point of 205.5±35.0 °C at 760 mmHg, a density of 1.8±0.1 g/cm3 and a flash point of 78.1±25.9 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
771-63-1
Jingsj CID
J-1342314-8
Molecular Formula
C6H2F4O2
Chinese Name
2,3,5,6-四氟对苯二酚
Molecular Weight
182.072 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Melting Point172-174 °C(lit.)
Boiling Point205.5±35.0 °C at 760 mmHg
Density1.8±0.1 g/cm3
Flash Point78.1±25.9 °C

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger

Frequently Asked Questions

What is the CAS number of 2,3,5,6-Tetrafluoro-1,4-benzenediol?

The CAS number of 2,3,5,6-Tetrafluoro-1,4-benzenediol is 771-63-1.

What are the molecular formula and molecular weight of 2,3,5,6-Tetrafluoro-1,4-benzenediol?

2,3,5,6-Tetrafluoro-1,4-benzenediol has molecular formula C6H2F4O2 and molecular weight 182.072 g/mol.

Is 2,3,5,6-Tetrafluoro-1,4-benzenediol hazardous?

2,3,5,6-Tetrafluoro-1,4-benzenediol has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "2,3,5,6-Tetrafluoro-1,4-benzenediol (CAS 771-63-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1342314-8 (accessed 2026-10-24).

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