2,2,2-Trifluoro-1,1-ethanediol
[CAS# 421-53-4]

Identification

• Name: 2,2,2-Trifluoro-1,1-ethanediol
• Synonyms: NSC 146025; Trifluoroacetaldehyde hydrate; Trifluoroethanal hydrate
• Molecular Formula: C₂H₃F₃O₂
• Molecular Weight: 116.04
• CAS Registry Number: 421-53-4
• EC Number: 207-006-4

Properties

• Solubility: Freely soluble (121 g/L) (25 ºC), Calc.^*
• Density: 1.582±0.06 g/cm³ (20 ºC 760 Torr), Calc.^*
• Melting point: 69-70 ºC^**
• Boiling point: 105-106 ºC^***
• Flash point: 39.2±25.9 ºC, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2014 ACD/Labs)

^** Braid, Milton; Journal of the American Chemical Society 1954, V76, P4027.

^*** Ziegler, Karl; GB 803178 1958.

Safety Data

• Hazard Symbols: F;Xn
• Risk Codes: R11;R22;R36;R43
• Safety Description: S16;S26;S36/37

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Specific target organ toxicity - single exposure	STOT SE	3	H335
Eye irritation	Eye Irrit.	2	H319
Acute toxicity	Acute Tox.	4	H302
Flammable liquids	Flam. Liq.	2	H225
Skin irritation	Skin Irrit.	2	H315

• Transport Information: UN 1989BF 3 / PGII