Product Identification

Product Name

1,1,1,3,3-Pentafluoropropane

Synonyms

R-245fa

CAS

460-73-1

Formula

C3H3F5

Molecular Weight

134.05000000000001

RTECS

TZ5607500

RTECS Class

Other

Beilstein/Gmelin

1840223

Physical and Chemical Properties

Solubility in water

Soluble

Melting Point

-102

Boiling Point

8

Vapor Pressure

1370 (25 C)

Density

1.106 g/cm3 (97 C)

Partition Coefficient

.7

Heat Of Vaporization

24.6 kJ/mol

Usage

Regrigerant.

First Aid Measures

Ingestion

Seek medical assistance.

Inhalation

Move victim to fresh air. Apply artificial respiration if victim is not breathing. Administer oxygen if breathing is difficult.

Skin

Remove and isolate contaminated clothing and shoes. Clothing frozen to the skin should be thawed before being removed. In case of contact with liquefied gas, thaw frosted parts with lukewarm water

Eyes

Flush with running water for at least 20 minutes.

Hazards Identification

Inhalation

Vapors may cause dizziness or asphyxiation without warning. Some may be irritating if inhaled at high concentrations.

Skin

Contact with gas or liquefied gas may cause burns, severe injury and/or frostbite.

Eyes

May cause irritation.

Hazards

Vapors from liquefied gas are initially heavier than air and spread along ground. Vapors may travel to source of ignition and flash back. Containers may explode when heated.

EC Risk Phrase

R 12

EC Safety Phrase

S 9 16 23

UN (DOT)

3161

Exposure Controls/Personal Protection

Personal Protection

Wear appropriate protective gloves, clothing and goggles. Always wear thermal protective clothing when handling refrigerated/cryogenic liquids.

Respirators

Wear positive pressure self-contained breathing apparatus (SCBA).

Fire Fighting Measures

Flash Point

-25

Fire Fighting

Extinguish fire with flooding quantities of water or use dry chemical or carbon dioxide.

Fire Potential

EXTREMELY FLAMMABLE. Will be easily ignited by heat, sparks or flames. Will form explosive mixtures with air.

Accidental Release Measures

Small spills/leaks

Make no contact with the spilled material. ELIMINATE all ignition sources, combustibles and ground all equipment. Take up with sand or other noncombustible absorbent material and place into containers for later disposal.

Transport Information

UN Number

3161