1,2-difluorotetrachloroethane

Modify Date: 2024-01-04 14:05:39

1,2-difluorotetrachloroethane Structure
1,2-difluorotetrachloroethane structure
Common Name 1,2-difluorotetrachloroethane
CAS Number 76-12-0 Molecular Weight 203.83000
Density 1,634 g/cm3 Boiling Point 92,8°C
Molecular Formula C2Cl4F2 Melting Point 24°C
MSDS N/A Flash Point N/A

 Names

Name 1,1,2,2-tetrachloro-1,2-difluoroethane
Synonym More Synonyms

 Chemical & Physical Properties

Density 1,634 g/cm3
Boiling Point 92,8°C
Melting Point 24°C
Molecular Formula C2Cl4F2
Molecular Weight 203.83000
Exact Mass 201.87200
LogP 3.18820
Index of Refraction 1.413

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
KI1420000
CHEMICAL NAME :
Ethane, 1,2-difluoro-1,1,2,2-tetrachloro-
CAS REGISTRY NUMBER :
76-12-0
BEILSTEIN REFERENCE NO. :
1740336
LAST UPDATED :
199712
DATA ITEMS CITED :
33
MOLECULAR FORMULA :
C2-Cl4-F2
MOLECULAR WEIGHT :
203.82
WISWESSER LINE NOTATION :
GXGFXGGF

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Open irritation test
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - guinea pig
REFERENCE :
AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 27,332,1966
TYPE OF TEST :
Rinsed with water
ROUTE OF EXPOSURE :
Administration into the eye
SPECIES OBSERVED :
Rodent - guinea pig
REFERENCE :
AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 27,332,1966 ** ACUTE TOXICITY DATA **
TYPE OF TEST :
LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
2 pph/15M
TOXIC EFFECTS :
Behavioral - tremor Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - respiratory depression
REFERENCE :
HUTODJ Human Toxicology. (Macmillan Press Ltd., Houndmills, Basingstoke, Hants., RG 21 2XS, UK) V.1- 1981- Volume(issue)/page/year: 1,239,1982
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
800 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
85GMAT "Toxicometric Parameters of Industrial Toxic Chemicals Under Single Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects, GKNT, 1982 Volume(issue)/page/year: -,54,1982
TYPE OF TEST :
LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
50 gm/m3/2H
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - ataxia Lungs, Thorax, or Respiration - cyanosis
REFERENCE :
TLSMA6 Trudy Leningradskogo Sanitarno-Gigienicheskogo Meditsinskogo Instituta. (Leningrad, Russia) V.1-145, 1949-82. Discontinued. Volume(issue)/page/year: 75,241,1963
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
>10 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0520705 ** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1000 ppm/6H/31D-I
REFERENCE :
AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 27,332,1966 *** 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 (4760 mg/m3) JAN 1993 OEL-GERMANY:TWA 200 ppm (1690 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);STEL 1000 ppm 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 1,1,2,2-TETRACHLORO-1,2-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 NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 71447 No. of Facilities: 451 (estimated) No. of Industries: 8 No. of Occupations: 7 No. of Employees: 7803 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 71447 No. of Facilities: 95 (estimated) No. of Industries: 5 No. of Occupations: 5 No. of Employees: 1434 (estimated) No. of Female Employees: 191 (estimated)

 Safety Information

Hazard Codes Xi
Risk Phrases 36/37/38
Safety Phrases S26-S36
HS Code 2903772018

 Synthetic Route

 Customs

HS Code 2903772018

 Synonyms

1,1,2,2-tetrachlorodifluoroethane
1,2-Difluorotetrachloroethane
Refrigerant 112
MFCD00039322
Fluorocarbon 112
Freon R 112
Daiflon 112
Genetron 112
EINECS 200-935-6
1,2-difluoro-1,1,2,2-tetrachloroethane
Halocarbon 112
Daiflon S2
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