2,3,5,6-Tetrafluoro-1,4-benzoquinone
[CAS# 527-21-9]

Identification

• Classification: Chemical reagent >> Organic reagent >> Fatty ketone (including enol)
• Name: 2,3,5,6-Tetrafluoro-1,4-benzoquinone
• Synonyms: 2,3,5,6-Tetrafluoro-p-benzoquinone; Fluoranil; Fluoroanil; NSC 264881; Perfluoro-p-benzoquinone; Tetrafluoro-1,4-benzoquinone; Tetrafluoro-p-benzoquinone; Tetrafluoro-p-quinone; Tetrafluorobenzoquinone; p-Fluoranil
• Molecular Formula: C₆F₄O₂
• Molecular Weight: 180.06
• CAS Registry Number: 527-21-9
• EC Number: 208-411-9

Properties

• Solubility: Freely soluble (999 g/L) (25 ºC), Calc.^*
• Density: 1.62±0.1 g/cm³ (20 ºC 760 Torr), Calc.^*
• Melting point: 185-189 ºC^**
• Boiling point: 133.1±40.0 ºC (760 Torr), Calc.^*
• Flash point: 44.6±21.5 ºC, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2013 ACD/Labs)

^** Nishiguchi, Ikuzo; ECS Transactions 2008, V13(20), P1-6.

Safety Data

• Hazard Symbols: Xi
• Risk Codes: R36/37/38
• Safety Description: S26

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Skin irritation	Skin Irrit.	2	H315
Eye irritation	Eye Irrit.	2	H319
Specific target organ toxicity - single exposure	STOT SE	3	H335