Product Identification

Product Name

2,2'-Thiobispropane

Synonyms

2,2'-Thiobispropane
2,4-Dimethyl-3-thiapentane
2-Propan-2-ylsulfanylpropane
Isopropyl sulfide

CAS

625-80-9

Formula

C6H14S

Molecular Weight

118.24

EINECS

210-911-7

Beilstein/Gmelin

1731257

Beilstein Reference

4-01-00-01502

Physical and Chemical Properties

Appearance

Colorless liquid

Solubility in water

Insoluble

Melting Point

-69.1

Boiling Point

67

Density

0.8306 g/cm3 (0 C)

Refractive Index

1.4438 (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 lids. Get medical aid.

Handling and Storage

Storage

Keep away from sources of ignition. Store in a cool, dry place. Store in a tightly closed container. Flammables-area.

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. May cause headache. May cause nausea and vomiting.

Inhalation

Causes respiratory tract irritation.

Skin

Causes skin irritation.

Eyes

Causes eye irritation.

EC Risk Phrase

R 11

EC Safety Phrase

S 16 23 33

UN (DOT)

1993

Exposure Controls/Personal Protection

Personal Protection

Wear appropriate protective eyeglasses or chemical safety goggles, protective gloves and clothing to prevent 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.

Fire Fighting Measures

Flash Point

7

Fire Fighting

Wear approved SCBA in full pressure-demand and full protective gear. Use water spray to cool containers. Use foam, dry chemical, or carbon dioxide.

Accidental Release Measures

Small spills/leaks

Absorb spill with inert material, (e.g., dry sand or earth), then place into a chemical waste container. Remove all sources of ignition. Use a spark-proof tool.

Stability and Reactivity

Incompatibilities

Strong reducing agents, strong oxidizing agents, strong bases.

Decomposition

Carbon monoxide, oxides of sulfur, carbon dioxide, hydrogen sulfide.

Transport Information

UN Number

1993

Hazard Class

3

Packing Group

I; II; III