溴苯

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

溴苯 基本信息

中文名称:
溴苯 
中文别名:
溴代苯;
溴苯;
溴苯 溶液 
英文名称:
Bromobenzene
英文别名:
bromobenzene;
BROMOBENZENE FOR SYNTHESIS;
benzyl-phenylsulphide;
Benzene, bromo-;
Phenyl benzyl sulfide;
phenyl benzyl thioether;
BROMO-BENZENE;
BROMBENZOL;
BENZYL PHENYL SULFIDE;
Ph-S-CH2-Ph;
Bromobenzene;
phenyl bromide;
BROMOBENZENE (100 ML );
Benzylthiobenzene 
CAS No.:
108-86-1
分 子 式:

C6H5Br

分 子 量:
157.00
精确分子量:
155.95700
PSA:
0.00000
MDL:
MFCD00000055
EINECS:
203-623-8
BRN:
1236661
InChI:
InChI=1/C6H5Br/c7-6-4-2-1-3-5-6/h1-5H
危险品标志:


IrritantXi;DangerousN

风险术语:

R10; R38; R51/53;

安全术语:

S61;

分子结构式:
SDS:
查看

溴苯 制备方法及用途

制备方法

由苯与溴反应而得。先将铁粉和苯加入反应器,在搅拌下慢慢加入溴素,加完后于70-80℃保温反应1h,所得粗品用水及5%氢氧化钠溶液洗涤,静置分层,蒸馏、干燥、过滤,最后经常压分馏,取155-157℃馏分而得成品。

合成制备方法

由苯与溴反应而得。先将铁粉和苯加入反应器,在搅拌下慢慢加入溴素,加完后于70-80℃保温反应1h,所得粗品用水及5%氢氧化钠溶液洗涤,静置分层,蒸馏、干燥、过滤,最后经常压分馏,取155-157℃馏分而得成品。

用途简介

用于合成医药、农药、染料等。

用途

用作溶剂、分析试剂、润滑油添加剂和用于有机合成等。[27]

溴苯 物化性质

外观与性状:
无色液体
密度:
1.491 g/mL at 25 °C(lit.)
熔点:
-31 °C
沸点:
156 °C(lit.)
闪点:
124 °F
水溶解性:
insoluble.
折射率:
n20/D 1.559(lit.)
蒸汽密度:
5.41 (vs air)
存储条件/存储方法:
包装完整、轻装轻放,库房通风、远离明火、高温、与氧化剂分开存放
稳定性相关:

1.稳定性[22]  稳定

2.禁配物[23]  强氧化剂

3.聚合危害[24]  不聚合

4.分解产物[25]  溴化氢

其它信息:

1.性状:无色油状液体,具有苯的气味。[1]

2.熔点(℃):-30.7[2]

3.沸点(℃):156.2[3]

4.相对密度(水=1):1.50[4]

5.相对蒸气密度(空气=1):5.41[5]

6.饱和蒸气压(kPa):0.532(25℃)[6]

7.燃烧热(kJ/mol):-3124.6[7]

8.临界温度(℃):397[8]

9.临界压力(MPa):4.52[9]

10.辛醇/水分配系数:2.99[10]

11.闪点(℃):51(CC)[11]

12.引燃温度(℃):565[12]

13.爆炸上限(%):9.1[13]

14.爆炸下限(%):1.5[14]

15.溶解性:不溶于水,溶于甲醇、乙醚、丙酮、苯、四氯化碳等多数有机溶剂。[15]

16.折射率(n20ºC):1.5601

17.折射率(n25ºC):1.5576

18.黏度(mPa·s,20ºC):1.13

19.黏度(mPa·s,40ºC):0.89

20.黏度(mPa·s,100ºC):0.52

21.蒸发热(KJ/mol):37.93

22.蒸发热(KJ/kg,25ºC):297.7

23.熔化热(KJ/mol):10.63

24.熔化热(KJ/kg,15ºC):67.77

25.生成热(KJ/mol,液体):43.88

26.生成热(KJ/kg,25ºC):682.4

27.燃烧热(KJ/kg):19916.6

28.比热容(KJ/(kg·K),25ºC,定压):1.0

29.比热容(KJ/(kg·K),29ºC,定压):0.93

30.电导率(S/m,25ºC):2×10-11

31.溶解度(%,水,30ºC):0.0446

32.蒸气压(kPa,-21.9ºC):0.00158

33.蒸气压(kPa,26.1ºC):0.1201

34.蒸气压(kPa,70ºC):5.7328

35.体膨胀系数(K-1,20ºC):1.000

36.体膨胀系数(K-1,bp.):0.9491

37.临界密度(g·cm-3):0.485

38.临界体积(cm3·mol-1):324

39.临界压缩因子:0.263

40.偏心因子:0.251

41.溶度参数(J·cm-3)0.5:19.945

42.van der Waals面积(cm2·mol-1):7.340×109

43.van der Waals体积(cm3·mol-1):60.160

44.气相标准声称热(焓)( kJ·mol-1) :105.4

45.气相标准熵(J·mol-1·K-1) :326.11

46.气相标准生成自由能( kJ·mol-1):136.5

47.气相标准热熔(J·mol-1·K-1):100.37

48.液相标准声称热(焓)( kJ·mol-1):60.9

49.液相标准熵(J·mol-1·K-1) :219.22

50.液相标准生成自由能( kJ·mol-1):125.8

51.液相标准热熔(J·mol-1·K-1):159.1

溴苯 安全信息

包装等级:
III
风险类别:
3
WGK_Germany:
2
德国有关水污染物质的分类清单
危险类别码:
R10;R38;R51/53
安全说明:
S61-S45-S36/37
RTECS号:
CY9000000
安全标志:
S61:避免排放到环境中。参考专门的说明/安全数据表。
危险标志:
Xi:Irritant

溴苯 毒理性

CHEMICAL IDENTIFICATION

RTECS NUMBER :
CY9000000
CHEMICAL NAME :
Benzene, bromo-
CAS REGISTRY NUMBER :
108-86-1
LAST UPDATED :
199710
DATA ITEMS CITED :
25
MOLECULAR FORMULA :
C6-H5-Br
MOLECULAR WEIGHT :
157.02
WISWESSER LINE NOTATION :
ER

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 :
2699 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
20411 mg/m3
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
3882 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
2700 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - muscle contraction or spasticity
TYPE OF TEST :
LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
21 gm/m3/2H
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - muscle contraction or spasticity
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
817 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
2 gm/kg
TOXIC EFFECTS :
Peripheral Nerve and Sensation - flaccid paralysis without anesthesia (usually neuromuscular blockage) Lungs, Thorax, or Respiration - respiratory stimulation Lungs, Thorax, or Respiration - other changes
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
3300 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
1700 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Mammal - species unspecified
DOSE/DURATION :
2700 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Mammal - species unspecified
DOSE/DURATION :
14400 mg/m3
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
3768 mg/kg/18D-I
TOXIC EFFECTS :
Kidney, Ureter, Bladder - other changes in urine composition Nutritional and Gross Metabolic - weight loss or decreased weight gain Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - transaminases
TYPE OF TEST :
Micronucleus test

MUTATION DATA

TYPE OF TEST :
Sister chromatid exchange
TEST SYSTEM :
Rodent - hamster Ovary
DOSE/DURATION :
500 mg/L
REFERENCE :
EMMUEG Environmental and Molecular Mutagenesis. (Alan R. Liss, Inc., 41 E. 11th St., New York, NY 10003) V.10- 1987- Volume(issue)/page/year: 10(Suppl 10),1,1987 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-HUNGARY:TWA 3 mg/m3;STEL 6 mg/m3;Skin JAN 1993 OEL-RUSSIA:STEL 3 mg/m3 JAN 1993 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 83863 No. of Facilities: 105 (estimated) No. of Industries: 5 No. of Occupations: 9 No. of Employees: 18936 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 83863 No. of Facilities: 64 (estimated) No. of Industries: 2 No. of Occupations: 3 No. of Employees: 1891 (estimated) No. of Female Employees: 238 (estimated)
毒理学数据:

1.急性毒性[16]

LD50:2383mg/kg(大鼠经口)

LC50:20411mg/m3(大鼠吸入)

2.刺激性  暂无资料

3.亚急性与慢性毒性[17]  大鼠吸入20mg/m3,4个半月,见生长抑制,抑制神经系统功能;肝功能紊乱,血清和肝脏匀浆中巯基基团下降,血清白蛋白浓度降低。

4.致突变性[18]  微核试验:小鼠腹腔120mg/kg(24h)。姐妹染色单体交换:仓鼠卵巢500mg/L。DNA修复:大肠杆菌250mg/L。微核试验:小鼠腹腔内给予125mg/kg(24h)

生态数据:

1.生态毒性[19]  LC50:6.8mg/L(48h)(青鳉)

2.生物降解性  暂无资料

3.非生物降解性[20]  空气中,当羟基自由基浓度为5.00×105个/cm3时,降解半衰期为21d。

4.生物富集性[21]  BCF:8.8~34(鲤鱼,接触浓度50ppb,接触时间6周);12~33(鲤鱼,接触浓度5ppb,接触时间6周)

溴苯 分子结构与计算化学数据

分子结构数据

1、摩尔折射率:33.94

2、摩尔体积(cm3/mol):105.6

3、等张比容(90.2K):257.7

4、表面张力(dyne/cm):35.4

5、介电常数:

6、偶极距(10-24cm3):

7、极化率:13.45

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: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:7

8.表面电荷:0

9.复杂度:46.1

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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