2-Chlorotoluene


  • 中文别名:2-氯甲苯
  • 中文释义:2-氯甲苯;邻氯甲苯
  • 英文别名:2-Chlorotoluene;
    markiertes Capsaicin;
    Methylcapsaicin;
    mono-chlorotoluene;
    O-Methyl-capsaicin;
    2-tolyl chloride;
    o-methylchlorobenzne;
    o-chlorotoluene;
    6-Nonenamide,N-((3,4-dimethoxyphenyl)methyl)-8-methyl-,(E);
    o-tolyl chloride;
    ortho-chlorotoluene 
  • CAS No.:95-49-8
  • 分子式:

    C7H7Cl

  • 分子量:126.58
  • 精确分子量:126.02400
  • PSA:0.00000
  • MDL:MFCD00000562
  • 分子结构式:

物化性质

外观与性状:
透明液体
密度:
1.083 g/mL at 25 °C(lit.)
熔点:
-36 °C
沸点:
157-159 °C(lit.)
闪点:
117 °F
水溶解性:
slightly soluble
折射率:
n20/D 1.525(lit.)
蒸汽密度:
4.38 (vs air)
存储条件/存储方法:
库房通风低温干燥,与氧化剂、食品添加剂分开存放
稳定性相关:

1.避免与氧化物接触。干燥的邻氯甲苯对金属无腐蚀性,但不宜用铜制容器。在加热和水分的影响下,逐渐放出腐蚀性强的氯化氢。

其它信息:

1. 性状:无色透明液体,有类似杏仁的气味。

2. 沸点(ºC,101.3kPa):159.2

3. 熔点(ºC,纯度99.6%(mol)):-35.59

4. 相对密度(g/mL,20/4ºC):1.0817

5. 蒸汽相对密度(g/mL,空气=1):4.37

6. 折射率(n20ºC):1.5267

7. 黏度(mPa·s,15ºC):1.037

8. 闪点(ºC,开口):57.8

9. 蒸发热(KJ/kg,158.07ºC):304.0

10. 体膨胀系数(K-1,30ºC):0.00092

11. 溶解性:能溶于苯、甲苯、醇、醚、酮、乙酸丁酯、1,2-二氯乙烷、氯仿等多种有机溶剂中。25℃时在水中溶解度为0.037%;水在邻氯甲苯中的溶解度为0.014%。

12. 相对密度(20℃,4℃):1.0726

13. 常温折射率(n25):1.520330

14. 相对密度(25℃,4℃):1.0872830

15. 液相标准热熔(J·mol-1·K-1):198.5

安全信息

外观与性状:
透明液体
密度:
1.083 g/mL at 25 °C(lit.)
熔点:
-36 °C
沸点:
157-159 °C(lit.)
闪点:
117 °F
水溶解性:
slightly soluble
折射率:
n20/D 1.525(lit.)
蒸汽密度:
4.38 (vs air)
存储条件/存储方法:
库房通风低温干燥,与氧化剂、食品添加剂分开存放
稳定性相关:

1.避免与氧化物接触。干燥的邻氯甲苯对金属无腐蚀性,但不宜用铜制容器。在加热和水分的影响下,逐渐放出腐蚀性强的氯化氢。

其它信息:

1. 性状:无色透明液体,有类似杏仁的气味。

2. 沸点(ºC,101.3kPa):159.2

3. 熔点(ºC,纯度99.6%(mol)):-35.59

4. 相对密度(g/mL,20/4ºC):1.0817

5. 蒸汽相对密度(g/mL,空气=1):4.37

6. 折射率(n20ºC):1.5267

7. 黏度(mPa·s,15ºC):1.037

8. 闪点(ºC,开口):57.8

9. 蒸发热(KJ/kg,158.07ºC):304.0

10. 体膨胀系数(K-1,30ºC):0.00092

11. 溶解性:能溶于苯、甲苯、醇、醚、酮、乙酸丁酯、1,2-二氯乙烷、氯仿等多种有机溶剂中。25℃时在水中溶解度为0.037%;水在邻氯甲苯中的溶解度为0.014%。

12. 相对密度(20℃,4℃):1.0726

13. 常温折射率(n25):1.520330

14. 相对密度(25℃,4℃):1.0872830

15. 液相标准热熔(J·mol-1·K-1):198.5

毒理性

CHEMICAL IDENTIFICATION

RTECS NUMBER :
XS9000000
CHEMICAL NAME :
Toluene, o-chloro-
CAS REGISTRY NUMBER :
95-49-8
BEILSTEIN REFERENCE NO. :
1904175
LAST UPDATED :
199712
DATA ITEMS CITED :
28
MOLECULAR FORMULA :
C7-H7-Cl
MOLECULAR WEIGHT :
126.59
WISWESSER LINE NOTATION :
GR B1

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 :
3900 mg/kg
TOXIC EFFECTS :
Sense Organs and Special Senses (Eye) - effect, not otherwise specified Behavioral - tremor Behavioral - excitement
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: 25(10),56,1981
TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
4400 ppm
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Behavioral - ataxia Lungs, Thorax, or Respiration - respiratory stimulation
REFERENCE :
85INA8 "Documentation of the Threshold Limit Values and Biological Exposure Indices," 5th ed., Cincinnati, OH, American Conference of Governmental Industrial Hygienists, Inc., 1986 Volume(issue)/page/year: 6,308,1991
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Unreported
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
5700 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 45(12),64,1980
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
2500 mg/kg
TOXIC EFFECTS :
Sense Organs and Special Senses (Eye) - effect, not otherwise specified Behavioral - tremor Behavioral - excitement
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: 25(10),56,1981
TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
4400 ppm
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Behavioral - ataxia Lungs, Thorax, or Respiration - respiratory stimulation
REFERENCE :
85INA8 "Documentation of the Threshold Limit Values and Biological Exposure Indices," 5th ed., Cincinnati, OH, American Conference of Governmental Industrial Hygienists, Inc., 1986 Volume(issue)/page/year: 6,308,1991
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Unreported
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
4400 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 45(12),64,1980
TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
4400 ppm
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Behavioral - ataxia Lungs, Thorax, or Respiration - respiratory stimulation
REFERENCE :
85INA8 "Documentation of the Threshold Limit Values and Biological Exposure Indices," 5th ed., Cincinnati, OH, American Conference of Governmental Industrial Hygienists, Inc., 1986 Volume(issue)/page/year: 6,308,1991
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Unreported
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
3 gm/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - excitement Lungs, Thorax, or Respiration - respiratory depression
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 46(2),67,1981 ** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
35910 mg/kg/9W-I
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 46(2),67,1981 *** REVIEWS *** ACGIH TLV-TWA 259 mg/m3 (50 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 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-AUSTRALIA:TWA 50 ppm (250 mg/m3);STEL 75 ppm (375 mg/m3) JAN 1993 OEL-BELGIUM:TWA 50 ppm (259 mg/m3);STEL 75 ppm (388 mg/m3) JAN 1993 OEL-DENMARK:TWA 50 ppm (250 mg/m3);Skin JAN 1993 OEL-FINLAND:TWA 50 ppm (260 mg/m3);STEL 75 ppm (390 mg/m3);Skin JAN 1993 OEL-FRANCE:TWA 50 ppm (250 mg/m3) JAN 1993 OEL-THE NETHERLANDS:TWA 50 ppm (250 mg/m3);Skin JAN 1993 OEL-RUSSIA:STEL 10 mg/m3;Skin JAN 1993 OEL-SWITZERLAND:TWA 50 ppm (250 mg/m3);Skin JAN 1993 OEL-UNITED KINGDOM:TWA 50 ppm (250 mg/m3) 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 o-CHLOROTOLUENE-air:10H TWA 50 ppm;STEL 75 ppmREFERENCE : NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda. Volume(issue)/page/year: DHHS #92-100,1992NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X1254 No. of Facilities: 62 (estimated) No. of Industries: 2 No. of Occupations: 8 No. of Employees: 11617 (estimated) No. of Female Employees: 963 (estimated)
毒理学数据:

1、 急性毒性:大鼠经口LD50:3900mg/kg

小鼠经口LD5O:2500mg/kg

大鼠吸入LCLO:4400ppm

小鼠吸入LCLO:4400ppm

豚鼠吸入LCLO:4400ppm

2、生理作用与氯苯相似,主要经呼吸道吸收,对黏膜(尤以眼结膜)有刺激作用。对中枢神经和内脏都有损害。皮肤接触可引起红斑和大疱乃至湿疹。工作场所最高容许浓度为250mg/m3(美国)。

生态数据:

该物质对环境有危害,建议不要让其进入环境。应特别注意对水体的污染。

MSDS

第一部分:化学品名称

分子结构与计算化学数据

分子结构数据

1、 摩尔折射率:35.97

2、 摩尔体积(cm3/mol):117.6

3、 等张比容(90.2K):280.7

4、 表面张力(dyne/cm):32.4

5、 介电常数:

6、 偶极距(10-24cm3):

7、 极化率:14.26

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:8

8.表面电荷:0

9.复杂度:70.8

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

热门化工词典词汇