1,2-DIFLUOROTETRACHLOROETHANE
- CAS No.
- 76-12-0
- Chemical Name:
- 1,2-DIFLUOROTETRACHLOROETHANE
- Synonyms
- f112;r112;F-112;FC-112;cfc112;ucon112;cfc-112;Fron112;freon112;Ucon 112
- CBNumber:
- CB0274986
- Molecular Formula:
- C2Cl4F2
- Molecular Weight:
- 203.83
- MDL Number:
- MFCD00039322
- MOL File:
- 76-12-0.mol
- MSDS File:
- SDS
Melting point | 24°C |
---|---|
Boiling point | 92,8°C |
Density | 1,634 g/cm3 |
vapor pressure | 45.8 at 25 °C (Boublik et al., 1984) |
refractive index | 1.413 |
solubility | Soluble in alcohol, chloroform, and ether (Weast, 1986). Miscible in many halogenated hydrocarbons, e.g., chloroform, caterbon tetrachloride, etc. |
form | Colorless solid or liquid |
Water Solubility | 120 mg/L at 25 °C (Du Pont, 1966) |
Henry's Law Constant | 0.102(atm?m3/mol) at 25 °C (approximate - calculated from water solubility and vapor pressure) |
Exposure limits | NIOSH REL: TWA 500 ppm (4,170 mg/m3), IDLH 2,000 ppm; OSHA PEL: TWA 500 ppm (adopted). |
CAS DataBase Reference | 76-12-0(CAS DataBase Reference) |
EWG's Food Scores | 1 |
FDA UNII | H155PU1V8F |
EPA Substance Registry System | CFC-112 (76-12-0) |
SAFETY
Risk and Safety Statements
Symbol(GHS) | GHS07 |
---|---|
Signal word | Danger |
Hazard statements | H302 |
Precautionary statements | P264-P270-P301+P312-P330-P501 |
Hazard Codes | Xi |
Risk Statements | 36/37/38 |
Safety Statements | 26-36 |
OEB | A |
OEL | TWA: 500 ppm (4170 mg/m3) |
Hazard Note | Irritant |
Toxicity | LD50 (inhalation) for mice 123 gm/m3/2-h (quoted, RTECS, 1985). |
IDLA | 2,000 ppm |
1,2-DIFLUOROTETRACHLOROETHANE Chemical Properties,Uses,Production
Chemical Properties
Colorless liquids or solids with slight ethereal odor.
Chemical Properties
White solid or colorless liquid; slightly camphor-like odor when concentrated. Insoluble in water; soluble in alcohol. Nonflammable.
Physical properties
Clear, colorless liquid or solid with a faint, ethereal or camphor-like odor. Evaporates quickly when spilled.
Uses
As a refrigerant; solvent extractant; as a blowing or foaming agent.
Uses
Degreasing solvent.
General Description
Colorless low-melting solid or liquid with a slight ethereal odor. Mp: 26.5°C; bp: 92.5°C. Density (of liquid): 1.64 g cm-3 at 30°C. Used as a refrigerant, a solvent extractant, and in dry cleaning.
Reactivity Profile
1,2-DIFLUOROTETRACHLOROETHANE is non-flammable. Incompatible with active metals such as potassium, sodium, beryllium, powdered aluminum, zinc, magnesium, and calcium. Reacts with acids.
Hazard
Toxic by inhalation.
Health Hazard
At high concentrations, 1,1,2,2- tetrachloro-1,2-difluoroethane affects the nervous system and causes pulmonary edema in animals; it is expected that severe exposure in humans will produce the same effects. There are no reports of adverse effects in humans.
Safety Profile
A poison by inhalation. Moderately toxic by ingestion. A sktn and eye irritant. When heated to decomposition it emits toxic fumes of Fand Cl-. See also CHLORINATED HYDROCARBONS, ALIPHATIC; and FLUORIDES.
Potential Exposure
Possible risk of forming tumors, Primary irritant (w/o allergic reaction).
Shipping
UN1078 Refrigerant gases, n.o.s., Hazard Class: 2.2; Labels: 2.2-Nonflammable compressed gas, Technical Name Required
Incompatibilities
Acids and chemically active metals, such as potassium, beryllium, powdered aluminum; zinc, calcium, magnesium, and sodium.
1,2-DIFLUOROTETRACHLOROETHANE Preparation Products And Raw materials
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