1,2-Dibromo-1,1-difluoroethane

  • Genetron 132b-B2
Formula
C2H2Br2F2
Structure
Description
Colorless liquid.

Registry Numbers and Inventories.
CAS
75-82-1
EC (EINECS/ELINCS)
200-905-2
RTECS
KH9360000
RTECS class
Other
Beilstein/Gmelin
1733225
Beilstein Reference
4-01-00-00160

Properties.
Formula
C2H2Br2F2
Formula mass
223.84
Melting point, °C
-56.5
Boiling point, °C
91 - 93
Vapor pressure, mmHg
60 (25 C)
Vapor density (air=1)
7.72
Density
2.24228 g/cm3 (12 C)
Solubility in water
Insoluble
Refractive index
1.45249 (12.2 C)
Partition coefficient, pKow
2.35
Heat of vaporization
31.8 kJ/mol

Hazards and Protection.
Storage
Store in a cool, dry, well-ventilated area away from incompatible substances. Keep containers tightly closed.
Handling
Wash thoroughly after handling. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation. Use with adequate ventilation.
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. Clean up spills immediately, using the appropriate protective equipment. Provide ventilation.
Stability
No data.
Incompatibilities
Strong oxidizing agents, strong bases, magnesium.
Decomposition
Carbon monoxide, carbon dioxide, hydrogen fluoride, hydrogen bromide.

Fire.
Flash Point,°C
9
Fire fighting
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. Substance is noncombustible. Extinguishing media: Use agent most appropriate to extinguish fire.

Health.
Exposure effects
   Ingestion
May cause irritation of the digestive tract.
   Inhalation
Causes respiratory tract irritation. Causes irritation of the mucous membrane.
   Skin
Causes skin irritation.
   Eyes
Causes eye irritation.

First aid
 
   Ingestion
Do NOT induce vomiting. If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid. Wash mouth out with water.
   Inhalation
Remove from exposure to fresh air immediately. If breathing is difficult, give oxygen. Get medical aid. If breathing has ceased apply artificial respiration using oxygen and a suitable mechanical device such as a bag and a mask.
   Skin
Get medical aid. Immediately 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.

Transport.