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1,1-二氯-2,2-二氟乙烯

1,1-二氯-2,2-二氟乙烯用途

【用途一】
麻醉药物甲氧氟烷的中间体。

1,1-二氯-2,2-二氟乙烯名称

[ CAS 号 ]:
79-35-6

[ 中文名 ]:
1,1-二氯-2,2-二氟乙烯

[ 英文名 ]:
1,1-Dichloro-2,2-difluoroethene

[中文别名 ]:

[英文别名 ]:

CFC 1112a
1,1-dichlorodifluoroethylene
1,1-DICHLORO-2,2-DIFLUOROETHYLENE
Ethylene,1,1-dichloro-2,2-difluoro
Genetron 1112a
1,1-Dichloro-2,2-difluoroethene
MFCD00039338
1,1-dichloro-difluoroethene
1,1-difluoro-2,2-dichloroethene
EINECS 201-198-3

1,1-二氯-2,2-二氟乙烯物理化学性质

[ 密度 ]:
1.5±0.1 g/cm3

[ 沸点 ]:
17.3±30.0 °C at 760 mmHg

[ 熔点 ]:
-116°C

[ 分子式 ]:
C₂Cl₂F₂

[ 分子量 ]:
132.924

[ 闪点 ]:
-45.0±18.0 °C

[ 精确质量 ]:
131.934509

[ LogP ]:
2.43

[ 外观性状 ]:
无色

[ 蒸汽压 ]:
999.2±0.0 mmHg at 25°C

[ 折射率 ]:
1.393

1,1-二氯-2,2-二氟乙烯MSDS

详细MSDS(安全技术说明书)

1,1-二氯-2,2-二氟乙烯毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: KV9470000

CHEMICAL NAME :: Ethylene, 1,1-dichloro-2,2-difluoro-

CAS REGISTRY NUMBER :: 79-35-6

BEILSTEIN REFERENCE NO. :: 1740374

LAST UPDATED :: 199710

DATA ITEMS CITED :: 5

MOLECULAR FORMULA :: C2-Cl2-F2

MOLECULAR WEIGHT :: 132.92

WISWESSER LINE NOTATION :: GYGUYFF

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 505 mg/m3/4H

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Liver - other changes Kidney, Ureter, Bladder - other changes

REFERENCE :: GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 21(5),36,1977

TYPE OF TEST :: LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 610 mg/m3/4H

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Liver - other changes Kidney, Ureter, Bladder - other changes

REFERENCE :: GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 21(5),36,1977

TYPE OF TEST :: LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: 700 mg/m3/4H

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Liver - other changes Kidney, Ureter, Bladder - other changes

REFERENCE :: GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 21(5),36,1977 ** OTHER MULTIPLE DOSE TOXICITY DATA **

TYPE OF TEST :: TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 13400 ug/m3/4H/17W-I

TOXIC EFFECTS :: Brain and Coverings - recordings from specific areas of CNS Lungs, Thorax, or Respiration - respiratory depression Kidney, Ureter, Bladder - other changes in urine composition

REFERENCE :: GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 21(5),36,1977

1,1-二氯-2,2-二氟乙烯安全信息

[ 危害码 (欧洲) ]:
Xi: Irritant;

[ 风险声明 (欧洲) ]:
R23

[ 安全声明 (欧洲) ]:
S9-S23-S45

[ 危险品运输编码 ]:
3162

[ 包装等级 ]:
II

[ 危险类别 ]:
6.1(a)

1,1-二氯-2,2-二氟乙烯合成路线

详细合成路线

1,1-二氯-2,2-二氟乙烯上下游产品

1,1-二氯-2,2-二氟乙烯上游产品

1,1-二氯-2,2-二氟乙烯下游产品

1,1-二氯-2,2-二氟乙烯制备

【方法一】
由1,2-二氟-1,1,2,2-四氯乙烷（氟里昂112）经重排、消除而得。