Product Identification

Product Name

2-(1,1-Dimethylethyl)-6-methylphenol

Synonyms

2-(1,1-Dimethylethyl)-6-methylphenol
2-Methyl-6-tert-butylphenol
2-tert-Butyl-6-methylphenol
4-Hydroxy-3-methyl-5-tert-butylbenzol
6-tert-Butyl-o-cresol

CAS

2219-82-1

Formula

C11H16O

Molecular Weight

164.27

EINECS

218-734-7

RTECS

SK1578200

RTECS Class

Drug

Beilstein/Gmelin

1862362

Beilstein Reference

4-06-00-03396

Physical and Chemical Properties

Solubility in water

Insoluble

Melting Point

30 - 32

Boiling Point

227

Vapor Pressure

0.05 (25 C)

Density

0.967 g/cm3 (25 C)

pKa/pKb

11.68 (pKa)

Heat Of Vaporization

48.2 kJ/mol

Refractive Index

1.519 (20 C)

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

Remove and isolate contaminated clothing and shoes. Immediately flush with running water for at least 20 minutes. For minor skin contact, avoid spreading material on unaffected skin.

Eyes

Assure adequate flushing of the eyes by separating the eyelids with fingers.

Handling and Storage

Storage

Keep tightly closed. Store in a cool dry place.

Hazards Identification

Inhalation

TOXIC; inhalation, ingestion, or skin contact with material may cause severe injury or death. Effects of contact or inhalation may be delayed.

Skin

Contact with molten substance may cause severe burns to skin and eyes. See Inhalation.

Eyes

See Inhalation.

Ingestion

See Inhalation.

Hazards

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

EC Risk Phrase

34 37

EC Safety Phrase

26 28 36/37/39 45

UN (DOT)

2430

Exposure Controls/Personal Protection

Personal Protection

Long rubber or neoprene gauntlet gloves. Chemical safety goggles. Hand: Faceshield (8-inch minimum).

Respirators

Government approved respirator.

Exposure Effects

Irritant. Causes severe irritation.

Poison Class

4

Fire Fighting Measures

Flash Point

107

Fire Fighting

Extinguish using Water spray. Carbon dioxide, dry chemical powder, or appropriate foam. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.

Fire Potential

Under fire conditions, material may decompose to form flammable and/or explosive mixtures in air.

Accidental Release Measures

Small spills/leaks

Cover with dry-lime, sand, or soda ash. Place in covered containers using non-sparking tools and transport outdoors. Ventilate area and wash spill site after material pickup is complete.

Stability and Reactivity

Incompatibilities

Bases, Acid chlorides, Acid anhydrides, Oxidizing agents, Brass Copper, Copper alloys.

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

II