1,2-二氯四氟乙烷

  • 基本信息
  • 制备方法及用途
  • 物化性质
  • 安全信息
  • 毒理性
  • MSDS
  • 结构与计算化学
  • 上游产品
  • 下游产品

1,2-二氯四氟乙烷 基本信息

中文名称:
1,2-二氯四氟乙烷 
中文别名:
1,2-二氯四氟乙烷;
1,1,2,2-四氟-1,2-二氯乙烷;
氟利昂114;
克立氟烷 
英文名称:
Ethane,1,2-dichloro-1,1,2,2-tetrafluoro-
英文别名:
1,2-DICHLOROTETRAFLUOROETHANE;
1,2-dichloro-tetrafluoroethane;
Fron114;
1,2-dichloro-1,1,2,2-tetrafluoroethane;
f-114;
1,1,2,2-tetrafluoro-1,2-dichloroethane;
R 114;
FKW114;
fc-114 
CAS No.:
76-14-2
分 子 式:
C2Cl2F4
分 子 量:
170.92
精确分子量:
169.93100
PSA:
0.00000
MDL:
MFCD00000778
EINECS:
200-937-7
InChI:
The Key: DDMOUSALMHHKOS-UHFFFAOYSA-N
危险品标志:
N
风险术语:
R59
安全术语:
S59
分子结构式:
SDS:
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1,2-二氯四氟乙烷 制备方法及用途

制备方法

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。

合成制备方法

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。

用途简介

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。

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。[22]

1,2-二氯四氟乙烷 物化性质

密度:
1,44 g/cm3
熔点:
−94 °C(lit.)
沸点:
3.8 °C(lit.)
折射率:
1.328
蒸汽密度:
5.93 (vs air)
存储条件/存储方法:
库房通风低温干燥,轻装轻卸,与易燃物分开存放
稳定性相关:

1.不可燃,受热引起压力升高有爆炸危险。该物质与热表面或火焰接触时分解,生成含氯化氢和氟化氢的腐蚀性和有毒气体。

2.液体迅速蒸发可能引起冻伤。该物质可能对心血管系统发生作用,导致心律失常。美国职业安全与健康管理局规定,空气中最大容许暴露浓度为7000mg/m3。

3.稳定性[16]  稳定

4.禁配物[17]  易燃或可燃物

5.避免接触的条件[18]  受热

6.聚合危害[19]  不聚合

7.分解产物[20]  氯化氢、氟化氢

其它信息:

1.性状:无色气体,有类似氯仿气味。[1]

2.熔点(℃):-94[2]

3.沸点(℃):4.1[3]

4.相对密度(水=1):1.456(25℃)[4]

5.相对蒸气密度(空气=1):5.9[5]

6.饱和蒸气压(kPa):268(25℃)[6]

7.临界温度(℃):145.7[7]

8.临界压力(MPa):3.25[8]

9.辛醇/水分配系数:2.82[9]

10.溶解性:不溶于水,溶于多数有机溶剂。[10]

11.液相标准热熔(J·mol-1·K-1):164.0

12.液相标准声称热(焓)( kJ·mol-1):-939.7

13.液相标准熵(J·mol-1·K-1) :282.0

14.气相标准声称热(焓)( kJ·mol-1) :-916.3

15.气相标准熵(J·mol-1·K-1) :364.2

16.气相标准生成自由能( kJ·mol-1):-834.0

17.气相标准热熔(J·mol-1·K-1):116.6

1,2-二氯四氟乙烷 安全信息

风险类别:
2.2
WGK_Germany:
1
德国有关水污染物质的分类清单
危险类别码:
R59
安全说明:
S59
RTECS号:
KI1101000
安全标志:
S59:回收时参考生产商和供应商提供的信息。
危险标志:
N

1,2-二氯四氟乙烷 毒理性

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)
毒理学数据:

1.急性毒性[11]

LD50:72250mg/kg(大鼠经口)

LC50:720000ppm(大鼠吸入,30min);4970~5330mg/m3(小鼠吸入,30min);4970~5330mg/m3(兔吸入,30min)

2.刺激性  暂无资料

3.亚急性与慢性毒性[12]  豚鼠,狗吸入14%~21%本品,每天8h,2~21d,出现震颤及痉挛,少数动物死亡,肝脂肪变性。

生态数据:

1.生态毒性  暂无资料

2.生物降解性  暂无资料

3.非生物降解性[13]  空气中,当羟基自由基浓度为5.00×105个/cm3时,降解半衰期为126~310a。

4.生物富集性[14]  BCF:10~82

5.其他有害作用[15]  该物质臭氧消耗潜能ODP为1,对大气臭氧层破坏力极强。

1,2-二氯四氟乙烷 MSDS

1,2-二氯四氟乙烷 分子结构与计算化学数据

分子结构数据

1、摩尔折射率:21.59

2、摩尔体积(cm3/mol):106.2

3、等张比容(90.2K):216.8

4、表面张力(dyne/cm):17.3

5、极化率:8.56

计算化学数据

1.疏水参数计算参考值(XlogP):无

2.氢键供体数量:0

3.氢键受体数量:4

4.可旋转化学键数量:1

5.互变异构体数量:无

6.拓扑分子极性表面积0

7.重原子数量:8

8.表面电荷:0

9.复杂度:78

10.同位素原子数量:0

11.确定原子立构中心数量:0

12.不确定原子立构中心数量:0

13.确定化学键立构中心数量:0

14.不确定化学键立构中心数量:0

15.共价键单元数量:1

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