Product Identification

Product Name

4-Propylphenol

Synonyms

Dihydrochavicol
p-Hydroxy-n-propylbenzene
p-Hydroxypropylbenzene
p-n-Propylphenol

CAS

645-56-7

Formula

C9H12O

Molecular Weight

136.19

EINECS

211-446-2

RTECS

SM8610000

RTECS Class

Other

Beilstein/Gmelin

1363429

Beilstein Reference

4-06-00-03181

Physical and Chemical Properties

Appearance

Yellow liquid.

Solubility in water

Insoluble

Melting Point

24

Boiling Point

232

Density

1.0091 g/cm3 (0 C)

pKa/pKb

9.98 (pKa)

Refractive Index

1.5271 (20 C)

First Aid Measures

Ingestion

Get medical aid. Wash mouth out with water.

Inhalation

Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.

Skin

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

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.

Hazards Identification

Inhalation

Causes respiratory tract irritation. May be harmful if inhaled.

Skin

Causes skin irritation. May be harmful if absorbed through the skin.

Eyes

Causes eye irritation.

Ingestion

May cause irritation of the digestive tract. May be harmful if swallowed.

Hazards

When heated, vapors may form explosive mixtures with air: indoors, outdoors, and sewers explosion hazards.

EC Risk Phrase

R 22 34

EC Safety Phrase

S 26 36/37/39 45

UN (DOT)

2430

Exposure Controls/Personal Protection

Personal Protection

Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure.

Respirators

Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.

Exposure Effects

Prolonged exposure or exposure to high concentrations may cause eye damage.

Fire Fighting Measures

Flash Point

106

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

Combustible material: may burn but does not ignite readily.

Accidental Release Measures

Small spills/leaks

Absorb spill with inert material, (e.g., dry sand or earth), then place into a chemical waste container.

Stability and Reactivity

Stability

No data.

Incompatibilities

Oxidizing agents, acetic anhydride, acid chlorides.

Decomposition

Carbon monoxide, carbon dioxide.

Combustion Products

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

Transport Information

UN Number

2430

Hazard Class

8

Packing Group

I; II; III