1,2-Diiodoethane

Formula
CH2ICH2I
Structure
Description
Light brown powder

Registry Numbers and Inventories.
CAS
624-73-7
EC (EINECS/ELINCS)
210-859-5
EC Class
irritant
R 36/37/38
Beilstein/Gmelin
1730870
Beilstein Reference
4-01-00-00169
Canada DSL/NDSL
NDSL
US TSCA
Listed
New Zealand
Listed

Properties.
Formula
C2H4I2
Formula mass
281.86
Melting point, °C
79
Boiling point, °C
206
Vapor pressure, mmHg
0.08 (16 C)
Density
2.132 g/cm3 (10 C)
Solubility in water
Insoluble
Refractive index
1.871 (20 C)
Heat of fusion
14.20 kJ/mol
Heat of vaporization
49.8 kJ/mol
Heat of combustion
-1368 kJ/mol

Hazards and Protection.
Storage
Store in a cool, dry place. Keep container closed when not in use. Refrigerator (approx 4 C).
Handling
Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation.
Small spills/leaks
Clean up spills immediately, while using/wearing the proper protective equipment. Sweep up, then place into a suitable container for disposal.
Disposal code
3
Stability
Stable under normal temperatures and pressures.
Incompatibilities
Strong oxidizing agents, strong bases.
Decomposition
Carbon monoxide, irritating and toxic fumes and gases, carbon dioxide, hydrogen iodide.

Fire.
Flash Point,°C
101
Fire fighting
Wear approved SCBA in full pressure-demand and full protective gear. Extinguish fire using water, dry chemical, chemical foam, or alcohol-resistant foam.

Health.
Exposure effects
Irritating to eyes, respiratory system and skin. The toxicological properties of this material have not been investigated. Use appropriate procedures to prevent opportunities for direct contact with the skin or eyes and to prevent inhalation.

First aid
 
   Ingestion
Do NOT induce vomiting. Allow the victim to rinse his mouth and then to drink 2-4 cupfuls of water, and seek medical advice.
   Inhalation
Remove from exposure to fresh air immediately.
   Skin
Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes.
   Eyes
Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower lids.

Transport.
HS Code
2903 30 80