Product Identification

Product Name

Trifluoroacetonitrile

Synonyms

2,2,2-Trifluoroacetonitrile
Cyanotrifluoromethane
Perfluoroacetonitrile
Trifluoromethyl cyanide
Trifluoromethylcarbonitrile

CAS

353-85-5

Formula

C2F3N

Molecular Weight

95.02

EINECS

206-542-6

Beilstein/Gmelin

1742942

Beilstein Reference

4-02-00-00472

Physical and Chemical Properties

Appearance

colorless gas

Solubility in water

Soluble

Boiling Point

-64

Vapor Pressure

16200 (25 C)

Partition Coefficient

1.08

Heat Of Vaporization

18.7 kJ/mol

Vapor Density

3.3

First Aid Measures

Ingestion

If swallowed, wash out mouth with water provided person is conscious. Call a physician.

Inhalation

If inhaled, remove to fresh air. If not breathing give artificial respiration. If breathing is difficult, give oxygen.

Skin

In case of contact, immediately wash skin with soap and copious amounts of water.

Eyes

In case of contact with eyes, flush with copious amounts of water for at least 15 minutes. Assure adequate flushing by separating the eyelids with fingers. Call a physician.

Handling and Storage

Storage

Keep tightly closed. Cylinder temperature should not exceed 125 F (52 C).

Hazards Identification

Inhalation

May be fatal if inhaled. Material may be irritating to mucous membranes and upper respiratory tract. Can cause rapid suffocation.

Skin

May cause skin irritation. Skin contact may produce local frostbite, anesthesia and also may be irritating due to defatting action. May be harmful if absorbed through the skin.

Eyes

May cause eye irritation.

Ingestion

May be harmful if swallowed.

Hazards

Emits toxic fumes under fire conditions.

EC Risk Phrase

26

EC Safety Phrase

38

UN (DOT)

1955

Exposure Controls/Personal Protection

Personal Protection

Compatible chemical-resistant gloves. Chemical safety goggles.

Respirators

Government approved respirator in nonventilated areas and/or for exposure above the TLV or PEL.

Exposure Effects

Very toxic by inhalation. nonflammable high-pressure liquid and gas.

Fire Fighting Measures

Flash Point

-85

Fire Fighting

Extinguish using Use water spray or fog nozzle to keep cylinder cool. Move cylinder away from fire if there is no risk. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.

Accidental Release Measures

Small spills/leaks

Ventilate area and wash spill site after material pickup is complete.

Stability and Reactivity

Stability

Stable at normal temperatures and pressures.

Decomposition

Carbon monoxide, Nitrogen oxides, Hydrogen fluoride, Hydrogen cyanide.

Combustion Products

Fire will produce irritating, corrosive and/or toxic gases.

Transport Information

UN Number

1955

Hazard Class

2