o-Xylene 邻二甲苯(易涉毒)

CAS 95-47-6 MFCD00008519

化学结构图

95-47-6
SMILES: CC1CCCCC1C

化学属性

Refractive index1.5030 to 1.5060
Boiling Point143-145
Melting Point-25
Flash Point32.22°C
TSCAYes
Autoignition Point867 °F
Vapor Density3.7 (vs air)
Vapor Pressure<;0.1 atm ( 21.1 °C)
Solubility不溶于水,可混溶于乙醇、乙醚、氯仿等多数有机溶剂。
Stability对光敏感
Density0.878
Mol. FormulaC8H10
Mol. Weight106.17

别名和识别编码

Chemical Nameo-Xylene
Synonym o-Xylene (8CI) {LY} o-Xylene (8CI) {} {LY} o-Xylene (8CI) {} {} {LY} o-Xylene (8CI) {} {} {} {LY} o-Xylene (8CI) {} {} {} {} {LY} o-Xylene (8CI) {} {} {} {} {} {LY} o-Xylene (8CI) {} {} {} {} {} {} {LY} o-Xylene (8CI) {} {} {} {} {} {} {} {LY} o-Xylene (8CI) {} {} {} {} {} {} {} {} {LY} o-Xylene (8CI) {} {} {} {} {} {} {} {} {} {LY} o-Xylene (8CI) {} {} {} {} {} {} {} {} {} {} {LY} o-Xylene (8CI) {} {} {} {} {} {} {} {} {} {} {} {LY} o-Xylene (8CI) {} {} {} {} {} {} {} {} {} {} {} {} {LY} o-Xylene (8CI) {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} o-Xylene (8CI) {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} o-Xylene (8CI) {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} o-Xylene (8CI) {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} o-Xylene (8CI) {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} o-Xylene (8CI) {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} o-Xylene (8CI) {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} o-X
CAS Number95-47-6
EC Number202-422-2
Beilstein Registry Number1815558
MDL NumberMFCD00008519
PubChem Substance ID7237
Reaxys-RN1815558
Merck Number10081
Chemical Name Translation邻二甲苯(易涉毒)
Wiswesser Line Notation1R B1
LabNetwork Molecule IDLN00163928
InChIInChI=1S/C8H10/c1-7-5-3-4-6-8(7)2/h3-6H,1-2H3
Canonical SMILESCC1=CC=CC=C1C
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分类

  • {SNA} Additional Standards, Alpha Sort, Analytical Standards, Aromatics, Chemical Class, Chromatography, Environmental Standards, Hydrocarbons, Neats and Solutions, Organic Pollutant Standards, Q-Z, T-Z, Volatile & Semivolatile Standards,

产品应用

  • 用于ICP-AES、AAS、AFS、ICP-MS、离子色谱等。滴定分析用标准溶液。校准仪器和装置;评价方法;工作标准;质量保证/质量控制;其他。

相关文献及参考

  • Short: II/25D
  • Merck: 14,10081 Beilstein: 5,IV,917
  • Merck: 14,10081
  • Short: II/27B

安全信息

GHS Symbol
WGK Germany2
Hazard Codes 3
Hazard statements
  • H226 Flammable liquid and vapour 易燃液体和蒸气
  • H312+H332
  • H315 Causes skin irritation 会刺激皮肤
  • H304 May be fatal if swallowed and enters airways 吞食和进入呼吸道可能致命
  • H335 May cause respiratory irritation 可能导致呼吸道刺激
  • H412 Harmfutoaquaticlifewithlonglastingeffects 对水生生物有害并具有长期影响。
  • H319 Causes serious eye irritation 严重刺激眼睛
  • H225 Highly flammable liquid and vapour 高度易燃液体和蒸气
  • H332 Harmful if inhaled 吸入有害
  • H312 Harmful in contact with skin 皮肤接触有害
Personal Protective Equipment Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
RTECSZE2450000
Precautionary statements
  • P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. 远离热源/火花/明火/热的表面。——禁止吸烟。
  • P261 Avoid breathing dust/fume/gas/mist/vapours/spray. 避免吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
  • P264 Wash hands thoroughly after handling. 处理后要彻底洗净双手。
  • P271 Use only outdoors or in a well-ventilated area.? 只能在室外或通风良好的地方使用。
  • P273 Avoid release to the environment. 避免释放到环境中。
  • P280 Wear protective gloves/protective clothing/eye protection/face protection. 戴防护手套/防护服/眼睛的保护物/面部保护物。
  • P301+P310
  • P302+P352+P312
  • P303+P361+P353
  • P305+P351+P338
  • P308+P313
  • P331 Do NOT induce vomiting.. 不要催吐。
  • P332+P313
  • P337+P313
  • P362 Take off contaminated clothing and wash before reuse. 脱掉污染的衣服,清洗后方可重新使用
  • P370+P378
  • P501 Dispose of contents/container to..… 处理内容物/容器.....
Signal word Danger Warning
Safety Statements
  • S25 Avoid contact with eyes 避免眼睛接触;
Risk Statements
  • R10 Flammable 易燃
  • R20/21 Harmful by inhalation and in contact with skin 吸入及与皮肤接触有害
  • R38 Irritating to skin 刺激皮肤
UN Number 1307 UN1307
Packing GroupIII
Hazard Class3
Storage condition 0-6°C 储存温度2-8℃ 密封保存
Warnings 危化品目录(2015)
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 1550 uL/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   ARTODN Archives of Toxicology.  (Springer-Verlag, Heidelberger Pl. 3, D-1000
   Berlin 33, Fed. Rep. Ger.)  V.32-    1974-  Volume(issue)/page/year:
   58,106,1985

TYPE OF TEST            : LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Human
DOSE/DURATION           : 6125 ppm/12H
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   YAKUD5 Gekkan Yakuji.  Pharmaceuticals Monthly.  (Yakugyo Jihosha, Inaoka
   Bldg., 2-36 Jinbo-cho, Kanda, Chiyoda-ku, Tokyo 101, Japan)  V.1-   1959-
   Volume(issue)/page/year: 22,883,1980

TYPE OF TEST            : LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 6125 ppm/12H
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   JPBAA7 Journal of Pathology and Bacteriology.  (London, UK)  V.1-96,
   1892-1968.  For publisher information, see JPTLAS. Volume(issue)/page/year:

TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE

TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Mammal - species unspecified
DOSE/DURATION           : 2500 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   JPBAA7 Journal of Pathology and Bacteriology.  (London, UK)  V.1-96,
   1892-1968.  For publisher information, see JPTLAS. Volume(issue)/page/year:
   46,95,1938

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TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 150 mg/m3/24H
SEX/DURATION            : female 7-14 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Effects on Embryo or Fetus - extra-embryonic structures
   (e.g., placenta, umbilical cord)
REFERENCE :
   TXCYAC Toxicology.  (Elsevier Scientific Pub. Ireland, Ltd., POB 85,
   Limerick, Ireland) V.1-    1973-  Volume(issue)/page/year: 18,61,1980

TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 3000 mg/m3/24H
SEX/DURATION            : female 7-14 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Specific Developmental Abnormalities - musculoskeletal system
REFERENCE :
   TXCYAC Toxicology.  (Elsevier Scientific Pub. Ireland, Ltd., POB 85,
   Limerick, Ireland) V.1-    1973-  Volume(issue)/page/year: 18,61,1980

TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - mouse
DOSE                    : 500 mg/m3/12H
SEX/DURATION            : female 6-15 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death,
   e.g., stunted fetus)
   Reproductive - Specific Developmental Abnormalities - musculoskeletal system
REFERENCE :
   ATSUDG Archives of Toxicology, Supplement.  (Springer-Verlag New York, Inc.,
   Service Center, 44 Hartz Way, Secaucus, NJ 07094)  No.1-    1978-
   Volume(issue)/page/year: 8,425,1985

TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 1500 mg/m3/24H
SEX/DURATION            : female 7-14 day(s)

Restrict 危险品

其他信息

  • 用途五:用于生产邻二甲酸酐、染料、杀虫剂,也可作溶剂用。 主要用作化工原料和溶剂。可用于生产苯酐;染料;杀虫剂和药物,如维生素等。亦可用作航空汽油添加剂。
  • Sigma Aldrich:95-47-6(sigmaaldrich)
  • 二甲苯:二甲苯为苯环上两个氢原子被两个甲基取代的芳香烃,它有三种异构体邻二甲苯、间二甲苯、对二甲苯。工业品为三种异构体的混合物,其中邻-10%,间-70%,对-20%。在焦化工业中,它是粗苯精制产品之一。 二甲苯是无色易燃的液体;邻、间、对二甲苯的熔点分别为-25.2℃,-47.9℃和13.3℃,沸点分别为144.4℃,139.1℃和138.3℃,相对密度分别为0.8802,0.8642和0.8611;不溶于水,能与许多有机溶剂混溶。催化氧化时分别生成邻苯二甲酸酐、间苯二甲酸和对苯二甲酸。 二甲苯还是有机化工的重要原料之一
  • 检测方法:GC
  • 图谱
  • {Chemical
  • 用途二:用作色谱标准物质和溶剂
  • Acros Organics:邻二甲苯 o-Xylene, pure, 99%(95-47-6)
  • 方法二:工业上采用超精馏的方法从混合二甲苯
  • 下游产品:苯酐 --> 间甲酚 --> 马来酸 --> L-亮氨酸 --> 3,4-二甲基苯胺 --> 2-羰基-4甲氧基-7-氮杂吲哚 --> 2-甲醇-4-甲氧基-7-氮杂吲哚 --> 5-苄氧基-4-氮杂吲哚-2-羧酸 --> 邻甲基苯甲酸 --> 2,3-萘二羧酸 --> 四氯苯二甲酸酐 --> 4-氯-2-甲基苯甲醛 --> 吲哚-2-羧酸甲酯 --> 2,3-二甲基苯酚 --> 3,3',4,4'-四甲酸二苯甲酮 --> 邻甲基苯腈 --> 6-三氟甲基吲哚-2-羧酸甲酯 --> 1,2-二氰基苯 --> 4-溴-1,2-二甲苯 --> 2,6-萘二羧酸 --> 2,3-二甲基苯胺 --> 四氯苯酞 --> 3-硝基邻二甲苯
  • 蒸气密度:3.7 (vs air)
  • 爆炸物危险特性:与空气混合可爆
  • 急性毒性:口服- 大鼠 LDL0: 5000 毫克/ 公斤; 腹注- 小鼠 LD50: 1364 毫克/ 公斤
  • {Chemi
  • 1,2-二甲苯价格(试剂级):更新日期 产品编号 产品名称 包装 价格 2011/08/23 LA1135802 邻二甲苯;1,2-二甲基苯 500ml 257元 2011/08/23 80139028 邻二甲苯;1,2-二甲基苯 500ml 30元 2011/08/23 K9566001 邻二甲苯色谱标准品 5ml 622元
  • 用途六:用于生产邻二甲酸酐、染料、杀虫剂,也可作溶剂用。 主要用作化工原料和溶剂。可用于生产苯酐;染料;杀虫剂和药物,如维生素等。亦可用作航空汽油添加剂。用于ICP-AES、AAS、AFS、ICP-MS、离子色谱等。滴定分析用标准溶液。校准仪器和装置;评价方法;工作标准;质量保证/质量控制;其他。
  • 用途三:邻二甲苯是杀菌剂灭锈胺、四氯苯肽和除草剂苄嘧磺隆的原料,用以制造邻甲基苯甲酸作为中间体。
  • 方法二:工业上采用超精馏的方法从混合二甲苯中分离出邻二甲苯。邻二甲苯与混合二甲苯中其他组分的沸点相差5℃以上,精馏时需要塔板数约150,回流比5-8,需消耗较多能量。
  • Alfa Aesar:邻二甲苯,SpectrophotometricGrade,96%min o-Xylene, Spectrophotometric Grade, 96% min(95-47-6)
  • 职业标准:TLV-TWA 100 PPM (440 毫克/ 立方米); STEL 150 PPM(655 毫克/ 立方米)
  • 用途六:用于生产邻二甲酸酐、染料、杀虫剂,也可作溶剂用。 主要用作化工原料和溶剂。可用于生产苯酐;染料;杀虫剂和药物,如维生素等。亦可用作航空汽油添加剂。用于ICP-AES、AAS、AFS、ICP-MS、离子色谱等。滴定分
  • 精密
  • 灭火剂:雾状水、泡沫、砂土、二氧化碳、1211灭火剂

系列性分类


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