1,1,2,2-Tetrachloroethane-d2

  • sym-Tetrachlorodideuterioethane
  • 1,1,2,2-Tetrachloro-1,2-d2-ethane
Formula
C2D2Cl4
Structure

Registry Numbers and Inventories.
CAS
33685-54-0
EC (EINECS/ELINCS)
251-634-1
EC Class
very toxic, dangerous for the environment
R 26/27 51/53
S 38 45 61
UN (DOT)
1702
Beilstein/Gmelin
1699903
Beilstein Reference
3-01-00-00164
New Zealand
Listed

Properties.
Formula
C2Cl4D2
Formula mass
169.86
Melting point, °C
-43
Boiling point, °C
146
Vapor pressure, mmHg
50 (20 C)
Density
1.6118 g/cm3 (20 C)
Solubility in water
3 g/L (20 C)
Refractive index
1.4924 (20 C)

Hazards and Protection.
Storage
Store in a cool, dry place. Store in a tightly closed container.
Handling
Do not breathe dust, vapor, mist, or gas. Do not get in eyes, on skin, or on clothing. Use only in a chemical fume hood.
Protection
Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. 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.
Small spills/leaks
Absorb spill with inert material, (e.g., dry sand or earth), then place into a chemical waste container.
Disposal code
9
Stability
Stable under normal temperatures and pressures.
Incompatibilities
Strong oxidizing agents, strong bases, aluminum, iron, zinc.
Decomposition
Hydrogen chloride, carbon monoxide, carbon dioxide, oxides of chlorine.

Fire.
Flash Point,°C
0
Fire fighting
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Substance is noncombustible. Extinguishing media: Use extinguishing media most appropriate for the surrounding fire.
Fire potential
Non-Combustible
Combustion products
Fire may produce irritating, corrosive and/or toxic gases.

Health.
Poison_Class
1* (Very strong toxins (carcinogenic, mutagenic, teratogenic))
Exposure effects
May cause liver and kidney damage. May cause digestive tract and cardiac disturbances. Prolonged exposure may produce a narcotic effect. Prolonged or repeated exposure may cause nausea, dizziness, and headache.
   Ingestion
Harmful if swallowed. May cause headache. May cause nausea and vomiting. May cause effects similar to those of acute inhalation.
   Inhalation
May be fatal if inhaled. May cause narcotic effects in high concentration. May cause drowsiness, unconsciousness, and central nervous system depression.
   Skin
May be fatal if absorbed through the skin. Prolonged and/or repeated contact may cause defatting of the skin and dermatitis.
   Eyes
May cause eye irritation. Lachrymator. Causes redness and pain. Lachrymator.

First aid
 
   Ingestion
Induce vomiting. Get medical aid immediately. Wash mouth out with water.
   Inhalation
Get medical aid immediately. Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen.
   Skin
Get medical aid immediately. Immediately 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 eyelids. Get medical aid immediately.

Transport.
UN number
1702
Response guide
Hazard class
6.1
Packing Group
II
 
HS Code
2845 90 10