氯溴甲烷

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

氯溴甲烷 基本信息

中文名称:
氯溴甲烷 
中文别名:
溴氯甲烷;
氯溴甲烷 
英文名称:
Chlorobromomethane
英文别名:
bromochloromethane;
benzyl chloromethyl butanedioate;
bromochlorometane;
3-benzyloxycarbonylpropionic acid chloromethyl ester;
Butanedioic acid,chloromethyl phenylmethyl ester;
chloromethyl bromide;
chloromethyl benzyl succinate;
Bromochloromethane;
succinic acid benzyl ester chloromethyl ester;
chlorobromomethane 
CAS No.:
74-97-5
分 子 式:

CH2BrCl

分 子 量:
129.38
精确分子量:
127.90300
PSA:
0.00000
MDL:
MFCD00000880
EINECS:
200-826-3
BRN:
1730801
InChI:
InChI=1/CH2BrCl/c2-1-3/h1H2
危险品标志:

Xn:Harmful
N:Dangerous for the environment
 

风险术语:

R20; R36/37/38; R59;

安全术语:

S26; S37/39; S59;

分子结构式:
SDS:
查看

氯溴甲烷 制备方法及用途

制备方法

适用于浸渍涂装或淋幕涂装作业的烘漆体系所产生的气泡。

用途简介

用途

1.用作小型灭火剂,还用作矿物浮选剂和涂料的渗透剂。[23]

氯溴甲烷 物化性质

外观与性状:
无色或淡黄色液体。
密度:
1.991 g/mL at 25 °C(lit.)
熔点:
−88 °C(lit.)
沸点:
68 °C(lit.)
闪点:
11 °C
水溶解性:
9 g/L (20 ºC)
折射率:
n20/D 1.482(lit.)
蒸汽密度:
4.5 (vs air)
存储条件/存储方法:
库房通风低温干燥,与食品原料分开储运
稳定性相关:

1.稳定性[18]  稳定

2.禁配物[19]  强氧化剂、强碱、碱金属

3.聚合危害[20]  不聚合

4.分解产物 [21] 氯化氢、溴化氢

其它信息:

1.性状:无色透明液体,有类似氯仿的特殊气味。[1]

2.熔点(℃):-88[2]

3.沸点(℃):68.1[3]

4.相对密度(水=1):1.93[4]

5.相对蒸气密度(空气=1):4.5[5]

6.饱和蒸气压(kPa):15.3(20℃)[6]

7.临界温度(℃):297[7]

8.临界压力(MPa):6.08[8]

9.辛醇/水分配系数:1.41[9]

10.溶解性:不溶于水,溶于乙醇、丙酮、乙醚、苯、四氯化碳、氯仿、甲醇等多数有机溶剂。[10]

11.运动黏度(m2/s,20ºC):0.3486×10-6

12.运动黏度(m2/s,40ºC):0.2949×10-6

13.运动黏度(m2/s,60ºC):0.2659×10-6

14.蒸发热(KJ/kg,b.p.):232.02

15.生成热(KJ/mol,25ºC):-50

16.比热容(J/(kg·K),定压):0.41

17.溶解度(%,水,25ºC):0.9

18.液相标准热熔(J·mol-1·K-1):100.8

19.气相标准声称热(焓)( kJ·mol-1) :-44.8

20.气相标准熵(J·mol-1·K-1) :287.59

21.气相标准生成自由能( kJ·mol-1):34.0

22.气相标准热熔(J·mol-1·K-1):52.71

氯溴甲烷 安全信息

包装等级:
III
风险类别:
6.1(b)
海关代码:
2903799090
WGK_Germany:
2
德国有关水污染物质的分类清单
危险类别码:
R20;R36/37/38;R59
安全说明:
S26-S39-S59-S37/39-S45-S36/37
RTECS号:
PA5250000
安全标志:
S26:万一接触眼睛,立即使用大量清水冲洗并送医诊治。
S39:佩戴眼/面防护装置。
S59:回收时参考生产商和供应商提供的信息。
危险标志:
Xn:Harmful

氯溴甲烷 毒理性

CHEMICAL IDENTIFICATION

RTECS NUMBER :
PA5250000
CHEMICAL NAME :
Methane, bromochloro-
CAS REGISTRY NUMBER :
74-97-5
BEILSTEIN REFERENCE NO. :
1730801
LAST UPDATED :
199712
DATA ITEMS CITED :
40
MOLECULAR FORMULA :
C-H2-Br-Cl
MOLECULAR WEIGHT :
129.39
WISWESSER LINE NOTATION :
G1E

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
5 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
28800 ppm/15M
TOXIC EFFECTS :
Behavioral - general anesthetic Behavioral - altered sleep time (including change in righting reflex) Behavioral - tremor
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
4300 mg/kg
TOXIC EFFECTS :
Behavioral - general anesthetic
TYPE OF TEST :
LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
12030 mg/m3/7H
TOXIC EFFECTS :
Behavioral - general anesthetic Behavioral - muscle weakness Lungs, Thorax, or Respiration - dyspnea
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
>20 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1000 ppm/7H/16W-I
TOXIC EFFECTS :
Liver - fatty liver degeneration Kidney, Ureter, Bladder - changes in bladder weight Nutritional and Gross Metabolic - changes in metals, not otherwise specified
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
500 ppm/6H/26W-I
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - fibrosis, focal (pneumoconiosis) Nutritional and Gross Metabolic - weight loss or decreased weight gain Nutritional and Gross Metabolic - changes in metals, not otherwise specified
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Mammal - dog
DOSE/DURATION :
500 ppm/6H/26W-I
TOXIC EFFECTS :
Nutritional and Gross Metabolic - changes in metals, not otherwise specified
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
1000 ppm/7H/16W-I
TOXIC EFFECTS :
Nutritional and Gross Metabolic - changes in metals, not otherwise specified

MUTATION DATA

TYPE OF TEST :
Sister chromatid exchange
TEST SYSTEM :
Rodent - hamster Lung
REFERENCE :
TECSDY Toxicological and Environmental Chemistry. (Gordon & Breach Science Pub. Inc., 1 Park Ave., New York, NY 10016) V.3(3/4)- 1981- Volume(issue)/page/year: 13,205,1987 *** REVIEWS *** ACGIH TLV-TWA 1060 mg/m3 (200 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 200 ppm (1050 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: 3,50,1971 OSHA PEL (Gen Indu):8H TWA 200 ppm (1050 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 200 ppm (1050 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 200 ppm (1050 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 200 ppm (1050 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 200 ppm (1050 mg/m3);STEL 250 ppm (1300 mg/m3) JAN 1993 OEL-AUSTRIA:TWA 200 ppm (1050 mg/m3) JAN 1993 OEL-DENMARK:TWA 200 ppm (1050 mg/m3) JAN 1993 OEL-FINLAND:TWA 200 ppm (1050 mg/m3);STEL 250 ppm (1315 mg/m3) JAN 1993 OEL-FRANCE:TWA 200 ppm (1050 mg/m3) JAN 1993 OEL-GERMANY:TWA 200 ppm (1050 mg/m3) JAN 1993 OEL-THE NETHERLANDS:TWA 200 ppm (1050 mg/m3) JAN 1993 OEL-THE PHILIPPINES:TWA 200 ppm (1050 mg/m3) JAN 1993 OEL-SWITZERLAND:TWA 200 ppm (1050 mg/m3);STEL 400 ppm JAN 1993 OEL-TURKEY:TWA 200 ppm (1050 mg/m3) JAN 1993 OEL-UNITED KINGDOM:TWA 200 ppm (1050 mg/m3);STEL 250 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 CHLOROBROMOMETHANE-air:10H TWA 200 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 - 18250 No. of Facilities: 7 (estimated) No. of Industries: 1 No. of Occupations: 2 No. of Employees: 56 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 18250 No. of Facilities: 35 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 71 (estimated)
毒理学数据:

1.急性毒性[11]  LD50:5000mg/kg(大鼠经口);4300mg/kg(小鼠经口)

2.刺激性   暂无资料

3.亚急性与慢性毒性[12]  大鼠、兔、狗等动物,暴露在5.3g/m3,每天7h,经14d,无中毒反应,也无病理改变。

4.致突变性[13]  微生物致突变:鼠伤寒沙门菌10mg/皿。细胞遗传学分析:仓鼠肺1μmol/L。姐妹染色单体交换:5μmol/L。

生态数据:

1.生态毒性[14]  LC50:338mg/L(48h)(青鳉)

2.生物降解性[15]  MITI-I测试,初始浓度100ppm,污泥浓度30ppm,4周后降解4%

3.非生物降解性[16]  空气中,当羟基自由基浓度为5.00×105个/cm3时,降解半衰期为145d(理论)。

4.其他有害作用[17]  臭氧消耗潜能(ODP)为0.12,会对臭氧层造成破坏。

氯溴甲烷 MSDS

第一部分:化学品名称

氯溴甲烷 海关数据

中国海关编码:2903799090

概述:
2903799090 其他无环烃卤化衍生物(含二种或三种以上不同卤素)。监管条件:无。增值税率:17.0%。退税率:9.0%。最惠国关税:5.5%。普通关税:30.0%
摘要/Summary:
2903799090 halogenated derivatives of acyclic hydrocarbons containing two or more different halogens。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

氯溴甲烷 分子结构与计算化学数据

分子结构数据

1、摩尔折射率:19.26

2、摩尔体积(cm3/mol):69.6

3、等张比容(90.2K):162.5

4、表面张力(dyne/cm):29.7

5、极化率(10-24cm3):7.63

计算化学数据

1.疏水参数计算参考值(XlogP):1.7

2.氢键供体数量:0

3.氢键受体数量:0

4.可旋转化学键数量:0

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:3

8.表面电荷:0

9.复杂度:4.8

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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