Product Identification

Product Name

4-Phenyltoluene

Synonyms

(4-Methylphenyl)benzene
1-Methyl-4-phenylbenzene
4-Methyl-1,1'-biphenyl
4-Phenyltoluene

CAS

644-08-6

Formula

C13H12

Molecular Weight

168.25

EINECS

211-409-0

RTECS

DV5460000

RTECS Class

Other

Beilstein/Gmelin

3991406

Physical and Chemical Properties

Appearance

White chunks.

Solubility in water

Insoluble

Melting Point

47 - 48

Boiling Point

267

Vapor Pressure

0.013 (25 C)

Density

1.015 g/cm3 (27C)

Partition Coefficient

3.75

Heat Of Vaporization

48.6 kJ/mol

First Aid Measures

Ingestion

Get medical aid. Wash mouth out with water.

Inhalation

Remove from exposure to fresh air immediately. Get medical aid if cough or other symptoms appear.

Skin

Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Get medical aid if irritation develops or persists.

Eyes

Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.

Handling and Storage

Storage

Store in a cool, dry place. Store in a tightly closed container.

Handling

Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes. Use only in a chemical fume hood.

Hazards Identification

Ingestion

May cause irritation of the digestive tract. The toxicological properties of this substance have not been fully investigated.

Inhalation

May cause respiratory tract irritation.

Skin

May cause skin irritation.

Eyes

May cause eye irritation.

EC Safety Phrase

S 22 24/25

UN (DOT)

1325

Exposure Controls/Personal Protection

Personal Protection

Eyes: Wear chemical goggles. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear a chemical apron.

Respirators

A NIOSH/MSHA approved air purifying dust or mist respirator or European Standard EN 149.

Fire Fighting Measures

Flash Point

117

Fire Fighting

Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. To extinguish fire use water spray, dry chemical, carbon dioxide, or chemical foam.

Fire Potential

Flammable/combustible material. May be ignited by friction, heat, sparks or flames.

Accidental Release Measures

Small spills/leaks

Vacuum or sweep up material and place into a suitable disposal container.

Stability and Reactivity

Stability

No data.

Incompatibilities

Strong oxidizing agents

Decomposition

Carbon monoxide, carbon dioxide.

Combustion Products

Fire may produce irritating and/or toxic gases.

Transport Information

UN Number

1325

Hazard Class

4.1

Packing Group

II; III