1,1,1,2-tetrachloro-2,2-difluoroethane

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Names

[ CAS No. ]:
76-11-9

[ Name ]:
1,1,1,2-tetrachloro-2,2-difluoroethane

[Synonym ]:
1-chloro-1,1-difluoro-2,2,2-trichloro-ethane
f112a
tetrachlorodifluoroethane
1,1-difluoro-1,2,2,2-tetrachloroethane
MFCD00000798
Fron-112a
freon112a
tetrachloro-2,2-difluoroethane
2,2-DIFLUORO-5-AMINO-6-CHLORO-1,3-BENZODIOXOLE
cfc112a
Genetron131
EINECS 200-934-0
1,1,1,2-tetrachloro-2,2-difluoroethane
1,1-difluoro-tetrachloroethane
Freon BU
difluorotetrachloroethane
refrigerant112a
r112a
halocarbon112a

Chemical & Physical Properties

[ Density]:
1.726 g/cm3

[ Boiling Point ]:
93.3ºC at 760 mmHg

[ Melting Point ]:
39-44ºC

[ Molecular Formula ]:
C₂Cl₄F₂

[ Molecular Weight ]:
203.83000

[ Flash Point ]:
11.8ºC

[ Exact Mass ]:
201.87200

[ LogP ]:
3.18820

[ Index of Refraction ]:
1.4046

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: KI1425000

CHEMICAL NAME :: Ethane, 2,2-difluoro-1,1,1,2-tetrachloro-

CAS REGISTRY NUMBER :: 76-11-9

BEILSTEIN REFERENCE NO. :: 1699461

LAST UPDATED :: 199712

DATA ITEMS CITED :: 26

MOLECULAR FORMULA :: C2-Cl4-F2

MOLECULAR WEIGHT :: 203.82

WISWESSER LINE NOTATION :: GXGGXGFF

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >8 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: NATUAS Nature. (Nature Subscription Dept., POB 1018, Manasguan, NJ 08736) V.1- 1869- Volume(issue)/page/year: 210,744,1966

TYPE OF TEST :: LCLo - Lowest published lethal concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 20000 ppm/30M

REFERENCE :: TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 19,1,1971 *** REVIEWS *** ACGIH TLV-TWA 4170 mg/m3 (500 ppm) DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 *** U.S. STANDARDS AND REGULATIONS *** MSHA STANDARD-air:TWA 500 ppm (4170 mg/m3) DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: 3,249,1971 OSHA PEL (Gen Indu):8H TWA 500 ppm (4170 mg/m3) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1910.1000,1994 OSHA PEL (Construc):8H TWA 500 ppm (4170 mg/m3) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1926.55,1994 OSHA PEL (Shipyard):8H TWA 500 ppm (4170 mg/m3) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1915.1000,1993 OSHA PEL (Fed Cont):8H TWA 500 ppm (4170 mg/m3) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 41,50-204.50,1994 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-AUSTRALIA:TWA 500 ppm (4170 mg/m3) JAN 1993 OEL-BELGIUM:TWA 500 ppm (4170 mg/m3) JAN 1993 OEL-DENMARK:TWA 500 ppm (4170 mg/m3) JAN 1993 OEL-FINLAND:TWA 500 ppm (4170 mg/m3);STEL 625 ppm (5215 mg/m3) JAN 1993 OEL-FRANCE:TWA 500 ppm (4170 mg/m3) JAN 1993 OEL-GERMANY:TWA 1000 ppm (8340 mg/m3) JAN 1993 OEL-THE NETHERLANDS:TWA 500 ppm (4170 mg/m3) JAN 1993 OEL-THE PHILIPPINES:TWA 500 ppm (4170 mg/m3) JAN 1993 OEL-SWITZERLAND:TWA 500 ppm (4200 mg/m3) JAN 1993 OEL-UNITED KINGDOM:TWA 100 ppm (834 mg/m3);STEL 100 ppm JAN 1993 OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO 1,1,1,2-TETRACHLORO-2,2-DIFLUOROETHANE-air:TWA 500 ppm REFERENCE : NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda. Volume(issue)/page/year: DHHS #92-100,1992

Safety Information

[ Hazard Codes ]:
N: Dangerous for the environment;Xi: Irritant;

[ Risk Phrases ]:
R59;R36/37/38

[ Safety Phrases ]:
S59-S37/39-S26

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

Difluoroethane
1,2-difluorotetrachloroethane
Tetrachloroethylene
TRIFLUOROCHLOROETHYLENE
1,1,2-Trichlorotrifluoroethane
f 142b
1,1-Dichloro-2,2-difluoroethene
1,1-dichloro-2,2-difluoroethane
Ethane, 1,1,1-trichloro-2,2-difluoro-

DownStream

Chlorodifluoroacetyl chloride
1,1,1-Trichloro-Trifluoroethane
1,1,2-Trichlorotrifluoroethane
Tetrachloroethylene
1,1-dichlorotetrafluoroethane
fluoropentachloroethane
Carbon tetrachloride
Dichlorodifluoromethane
Hexachloroethane
1,1-Dichloro-2,2-difluoroethene

Related Compounds

1,1,1,2-tetrachloro-2,2-bis-(4-fluoro-phenyl)-ethane
1,1,1,2-tetrachloro-2,2-dicyclopropylethane
1,1,1,2-tetrachloro-2,2-diphenyldisilane
1,1,1,2-tetrachloro-2-(2,2,2-trichloroethoxy)ethane
1,1,1,2-tetrachloro-2,2-dimethyldisilane
(2-Fluoroethyl)(1,2,2,2-tetrachloroethyl) ether
2-(Oxazol-2-YL)pyrimidine-5-carbonitrile
2-(Oxazol-5-YL)pyrimidine-5-carboxylic acid
2-(Thiazol-5-YL)pyrimidine-5-carbonitrile
2,2,2-Trifluoro-1-(4-fluoro-2-(trifluoromethyl)phenyl)ethanol
2-Chloro-6-fluoro-3-iodoimidazo[1,2-A]pyridine
4-(8-Bromo-4-chloro-7-methoxyquinolin-2-YL)-N-isopropylthiazol-2-amine
5-Bromo-4-(bromomethyl)-2-(trifluoromethyl)pyridine
7-Bromo-3-(pyridin-2-YL)benzo[D]isoxazole
Benzyl (1-(methoxy(methyl)carbamoyl)cyclopropyl)carbamate
Ethyl 2-(thiazol-5-YL)pyrimidine-5-carboxylate

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