2,2,2-Trifluoroethanethiol
[CAS# 1544-53-2]

Identification

• Classification: Chemical reagent >> Organic reagent >> Thiol salt
• Name: 2,2,2-Trifluoroethanethiol
• Molecular Formula: C₂H₃F₃S
• Molecular Weight: 116.11
• CAS Registry Number: 1544-53-2
• EC Number: 628-742-6

Properties

• Solubility: Slightly soluble (5.3 g/L) (25 ºC), Calc.^*
• Density: 1.262±0.06 g/cm³ (20 ºC 760 Torr), Calc.^*
• Melting point: 51.3-52.3 ºC^**
• Boiling point: 143-144 ºC (760 Torr)^**
• Refractive index: 1.3426 (589.3 nm 26 ºC)^***
• Flash point: -23.9±0.0 ºC, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2015 ACD/Labs)

^** Meen, R. H.; Journal of Organic Chemistry 1954, V19, P391-402.

^*** Barr, John T.; US 2894991 1959.

Safety Data

• Hazard Symbols: F+;Xn
• Risk Codes: R12;R20/21/22;R36/37/38
• Safety Description: S16;S33;S38

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Acute toxicity	Acute Tox.	4	H312
Skin irritation	Skin Irrit.	2	H315
Specific target organ toxicity - single exposure	STOT SE	3	H335
Flammable liquids	Flam. Liq.	1	H224
Acute toxicity	Acute Tox.	4	H332
Acute toxicity	Acute Tox.	4	H302
Eye irritation	Eye Irrit.	2	H319
Eye irritation	Eye Irrit.	2A	H319

• Transport Information: UN 3336PSN2A 3 / PGI