Product Identification

Product Name

2-Iodothiophene

Synonyms

2-Thienyl iodide

CAS

3437-95-4

Formula

C4H3IS

Molecular Weight

210.04

EINECS

222-342-1

Beilstein/Gmelin

104666

Beilstein Reference

5-17-01-00309

Physical and Chemical Properties

Appearance

Red - brown - yellow-green liquid. With a stench.

Solubility in water

Insoluble

Melting Point

-1

Boiling Point

182

Vapor Pressure

1.2 (25 C)

Density

2.0645 g/cm3 (20 C)

Partition Coefficient

3.23

Heat Of Vaporization

40.1 kJ/mol

Refractive Index

1.6465 (25 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 tightly closed container. Store in a dry area. Refrigerator (approx 4 C).

Handling

Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.

Hazards Identification

Ingestion

Harmful if swallowed. The toxicological properties of this substance have not been fully investigated.

Inhalation

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

Skin

May cause skin irritation. Harmful if absorbed through the skin.

Eyes

May cause eye irritation.

EC Risk Phrase

R 36/38

EC Safety Phrase

S 26 36

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

71

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. Combustible Liquid. To extinguish fire use water spray, dry chemical, carbon dioxide, or chemical foam.

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

Strong oxidizing agents, strong reducing agents, strong bases.

Decomposition

Carbon monoxide, oxides of sulfur, carbon dioxide, hydrogen iodide, iodine.

Transport Information

HS Code

2934 99 90