Product Identification

Product Name

2,2,4,4,6,6-Hexamethyl-S-trithiane

Synonyms

2,2,4,4,6,6-Hexamethyl-1,3,5-trithiane
2,2,4,4,6,6-Hexamethyl-S-trithiane
Hexamethyl-1,3,5-trithiane
Hexamethyl-S-trithiane

CAS

828-26-2

Formula

C9H18S3

Molecular Weight

222.42

EINECS

212-582-5

RTECS

YL8350000

RTECS Class

Other

Beilstein/Gmelin

106323

Beilstein Reference

5-19-09-00119

Physical and Chemical Properties

Appearance

Colorless - yellow liquid. With a stench.

Solubility in water

Insoluble

Melting Point

24

Boiling Point

225 - 230

Vapor Pressure

0.02 (25 C)

Density

1.0647 g/cm3 (24 C)

Partition Coefficient

3.91

Heat Of Vaporization

48.1 kJ/mol

Refractive Index

1.5363 (23.5 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

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

Handling

Use spark-proof tools and explosion proof equipment. Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.

Hazards Identification

Ingestion

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

Inhalation

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

Skin

Causes skin irritation.

Eyes

Causes eye irritation.

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.

Fire Fighting Measures

Flash Point

97

Fire Fighting

Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Will burn if involved in a fire. Extinguishing media: 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

Stability

No data.

Incompatibilities

Strong oxidizing agents.

Decomposition

Carbon monoxide, oxides of sulfur, carbon dioxide.