三氟氯乙烯
三氟氯乙烯用途
聚三氟氯乙烯的单体，能制造氟塑料、氟橡胶及氟氯润滑油等重要产品。还可用作生产吸入麻醉剂的原料。用于以氟取代甾体、碳水化合物中的羟基用作防腐剂。
三氟氯乙烯名称
[ CAS 号 ]:
79-38-9
[ 中文名 ]:
三氟氯乙烯
[ 英文名 ]:
TRIFLUOROCHLOROETHYLENE
[中文别名 ]:
[英文别名 ]:
- cfe
- MFCD00000822
- FC-1113
- 1-chloro-1,2,2-trifluoroethylene
- chloro-trifluoroethylene
- 1,2,2-trifluorochloroethylene
- R1113
- EINECS 201-201-8
- CTFE
- C2F3Cl
三氟氯乙烯物理化学性质
[ 密度 ]:
1,305 g/cm3
[ 沸点 ]:
−28.4 °C(lit.)
[ 熔点 ]:
−158 °C(lit.)
[ 分子式 ]:
C2ClF3
[ 分子量 ]:
116.47000
[ 闪点 ]:
-28°C
[ 精确质量 ]:
115.96400
[ LogP ]:
2.26030
[ 外观性状 ]:
无色气体带有一种微弱像空气的气味
[ 蒸汽密度 ]:
4.13 (vs air)
[ 折射率 ]:
1.38 (0ºC)
[ 储存条件 ]:
库房通风低温干燥,轻装轻卸
三氟氯乙烯MSDS
三氟氯乙烯毒性和生态
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- KV0525000
- CHEMICAL NAME :
- Ethylene, chlorotrifluoro-
- CAS REGISTRY NUMBER :
- 79-38-9
- BEILSTEIN REFERENCE NO. :
- 1740373
- LAST UPDATED :
- 199712
- DATA ITEMS CITED :
- 12
- MOLECULAR FORMULA :
- C2-Cl-F3
- MOLECULAR WEIGHT :
- 116.47
- WISWESSER LINE NOTATION :
- GYFUYFF
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 :
- 1000 ppm/4H
- TOXIC EFFECTS :
- Lungs, Thorax, or Respiration - other changes Gastrointestinal - other changes
- REFERENCE :
- FLCRAP Fluorine Chemistry Reviews. (Marcel Dekker, 270 Madison Ave., New York, NY 10016) V.1- 1967- Volume(issue)/page/year: 1,197,1967
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 268 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- ABMGAJ Acta Biologica et Medica Germanica. (Berlin, Ger. Dem. Rep.) V.1-41, 1958-82. For publisher information, see BBIADT. Volume(issue)/page/year: 21,377,1968
- TYPE OF TEST :
- LC50 - Lethal concentration, 50 percent kill
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 3000 ppm/7H
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- ABMGAJ Acta Biologica et Medica Germanica. (Berlin, Ger. Dem. Rep.) V.1-41, 1958-82. For publisher information, see BBIADT. Volume(issue)/page/year: 21,377,1968
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 175 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- ABMGAJ Acta Biologica et Medica Germanica. (Berlin, Ger. Dem. Rep.) V.1-41, 1958-82. For publisher information, see BBIADT. Volume(issue)/page/year: 21,377,1968
- TYPE OF TEST :
- LC50 - Lethal concentration, 50 percent kill
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - guinea pig
- DOSE/DURATION :
- 4300 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 - rabbit
- DOSE/DURATION :
- 300 ppm/4H/4W-I
- TOXIC EFFECTS :
- Related to Chronic Data - death
- REFERENCE :
- NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0571342
- TYPE OF TEST :
- TCLo - Lowest published toxic concentration
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - guinea pig
- DOSE/DURATION :
- 300 ppm/4H/4W-I
- TOXIC EFFECTS :
- Nutritional and Gross Metabolic - weight loss or decreased weight gain Related to Chronic Data - death
- REFERENCE :
- NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0571342 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-RUSSIA:STEL 5 mg/m3 JAN 1993 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 84524 No. of Facilities: 66 (estimated) No. of Industries: 4 No. of Occupations: 7 No. of Employees: 1429 (estimated)
三氟氯乙烯安全信息
[ 危害码 (欧洲) ]:
F+: Highly flammable;Xn: Harmful;
[ 风险声明 (欧洲) ]:
R12;R20/22
[ 安全声明 (欧洲) ]:
S16-S38
[ 危险品运输编码 ]:
UN 1082 2.3
[ WGK德国 ]:
3
[ RTECS号 ]:
KV0525000
[ 危险类别 ]:
2.3
三氟氯乙烯合成路线
三氟氯乙烯上下游产品
三氟氯乙烯上游产品
三氟氯乙烯下游产品
三氟氯乙烯制备
1.工业上普遍采用的方法是由三氟三氯乙烷脱氯而得。一般以锌粉为脱氯剂，以甲醇为溶剂，反应温度为50-150℃，反应压力为2.08MPa，反应时间为3-4s。将含有锌粉的甲醇悬浮液与三氟三氯乙烷一同送进反应器，生成的氯化锌从反应物中分离出来，反应产物送往初馏塔和精馏塔后，得纯三氟氯乙烯。
2.以1,1,2-三氟-1,2,2-三氯乙烷（氟里昂-113）为原料，在甲醇分散介质
中，和锌粉反应脱氯，再经分馏提纯，得成品。若加压至1.17MPa进行反应，可提高反应温度，增加反应速度和收率，并减少甲醇的用量。
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