1,2-二氯四氟乙烷
1,2-二氯四氟乙烷用途
1.喷雾用喷射剂，泡沫聚合体起泡剂以及介电气体，用作溶剂、电子元件清洗剂、制冷剂等。
2.用作制冷剂、气溶胶喷射剂、发泡剂。
1,2-二氯四氟乙烷名称
[ CAS 号 ]:
76-14-2
[ 中文名 ]:
1,2-二氯四氟乙烷
[ 英文名 ]:
1,2-dichlorotetrafluoroethane
[中文别名 ]:
[英文别名 ]:
- Fron114
- fc-114
- 1,2-dichloro-tetrafluoroethane
- R 114
- 1,2-dichloro-1,1,2,2-tetrafluoroethane
- MFCD00000778
- EINECS 200-937-7
- 1,1,2,2-tetrafluoro-1,2-dichloroethane
- FKW114
- f-114
1,2-二氯四氟乙烷物理化学性质
[ 密度 ]:
1,44 g/cm3
[ 沸点 ]:
3.8 °C(lit.)
[ 熔点 ]:
−94 °C(lit.)
[ 分子式 ]:
C2Cl2F4
[ 分子量 ]:
170.92100
[ 精确质量 ]:
169.93100
[ LogP ]:
2.64960
[ 蒸汽密度 ]:
5.93 (vs air)
[ 蒸汽压 ]:
1427 mm Hg ( 20 °C)
[ 折射率 ]:
1.328
[ 储存条件 ]:
库房通风低温干燥,轻装轻卸,与易燃物分开存放
[ 稳定性 ]:
Stable.
1,2-二氯四氟乙烷MSDS
1,2-二氯四氟乙烷毒性和生态
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- KI1101000
- CHEMICAL NAME :
- Ethane, 1,2-dichloro-1,1,2,2-tetrafluoro-
- CAS REGISTRY NUMBER :
- 76-14-2
- BEILSTEIN REFERENCE NO. :
- 1740333
- LAST UPDATED :
- 199712
- DATA ITEMS CITED :
- 35
- MOLECULAR FORMULA :
- C2-Cl2-F4
- MOLECULAR WEIGHT :
- 170.92
- WISWESSER LINE NOTATION :
- GXFFXGFF
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LD - Lethal dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- >2250 mg/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: OTS0520424
- TYPE OF TEST :
- LC50 - Lethal concentration, 50 percent kill
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 72 pph/30M
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- EJTXAZ European Journal of Toxicology and Environmental Hygiene. (Paris, France) V.7-9, 1974-76. For publisher information, see TOERD9. Volume(issue)/page/year: 9,385,1976
- TYPE OF TEST :
- LC50 - Lethal concentration, 50 percent kill
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 70 pph/30M
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- EJTXAZ European Journal of Toxicology and Environmental Hygiene. (Paris, France) V.7-9, 1974-76. For publisher information, see TOERD9. Volume(issue)/page/year: 9,385,1976
- TYPE OF TEST :
- LC50 - Lethal concentration, 50 percent kill
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 75 pph/30M
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- EJTXAZ European Journal of Toxicology and Environmental Hygiene. (Paris, France) V.7-9, 1974-76. For publisher information, see TOERD9. Volume(issue)/page/year: 9,385,1976
- TYPE OF TEST :
- LC - Lethal concentration
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - guinea pig
- DOSE/DURATION :
- >20 pph/8H
- REFERENCE :
- JOCMA7 Journal of Occupational Medicine. (Chicago, IL) V.1-9, 1957-67. For publisher information, see:JJOMDZ Volume(issue)/page/year: 4,262,1962 *** REVIEWS *** ACGIH TLV-Not classifiable as a human carcinogen 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 ACGIH TLV-TWA 6990 mg/m3 (1000 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 *** OSHA PEL (Gen Indu):8H TWA 1000 ppm (7000 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 1000 ppm (7000 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 1000 ppm (7000 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 1000 ppm (7000 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 1000 ppm (7000 mg/m3) JAN 1993 OEL-AUSTRIA:TWA 1000 ppm (7000 mg/m3) JAN 1993 OEL-BELGIUM:TWA 1000 ppm (6990 mg/m3) JAN 1993 OEL-DENMARK:TWA 1000 ppm (7000 mg/m3) JAN 1993 OEL-FINLAND:TWA 1000 ppm (7000 mg/m3);STEL 1250 ppm (8750 mg/m3) JAN 1993 OEL-FRANCE:TWA 1000 ppm (7000 mg/m3) JAN 1993 OEL-GERMANY:TWA 1000 ppm (7000 mg/m3) JAN 1993 OEL-HUNGARY:TWA 100 mg/m3;STEL 200 mg/m3 JAN 1993 OEL-THE NETHERLANDS:TWA 1000 ppm (7000 mg/m3) JAN 1993 OEL-THE PHILIPPINES:TWA 1000 ppm (7000 mg/m3) JAN 1993 OEL-POLAND:TWA 5000 mg/m3 JAN 1993 OEL-RUSSIA:STEL 3000 mg/m3 JAN 1993 OEL-SWITZERLAND:TWA 1000 ppm (7000 mg/m3) JAN 1993 OEL-TURKEY:TWA 1000 ppm (7000 mg/m3) JAN 1993 OEL-UNITED KINGDOM:TWA 1000 ppm (7000 mg/m3);STEL 1250 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 DICHLOROTETRAFLUOROETHANE-air:10H TWA 1000 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 - T1293 No. of Facilities: 38 (estimated) No. of Industries: 2 No. of Occupations: 2 No. of Employees: 38 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - T1293 No. of Facilities: 1140 (estimated) No. of Industries: 10 No. of Occupations: 32 No. of Employees: 59867 (estimated) No. of Female Employees: 45860 (estimated)
1,2-二氯四氟乙烷安全信息
[ 危害码 (欧洲) ]:
N
[ 风险声明 (欧洲) ]:
R59
[ 安全声明 (欧洲) ]:
S59
[ 危险品运输编码 ]:
UN 1958 2.2
[ WGK德国 ]:
1
[ RTECS号 ]:
KI1101000
[ 危险类别 ]:
2.2
1,2-二氯四氟乙烷合成路线
1,2-二氯四氟乙烷上下游产品
1,2-二氯四氟乙烷上游产品
1,2-二氯四氟乙烷下游产品
1,2-二氯四氟乙烷制备
六氯乙烷与氟化氢在催化剂五氧化锑存在下进行反应，反应产物经碱洗、水洗、分馏、提纯，得到主产品1,1,2-三氟-1,2,2-三氯乙烷（氟里昂-113），同时副产该品。
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