• 甲基叔丁基醚 [1634-04-4]

  • 英文名:tert-Butyl methyl ether
  • 別名:2-甲氧基-2-甲基丙烷 叔丁基甲醚 MTBE
  • CAS號:1634-04-4 分子式:C5H12O 分子量:88.15
T138817-500ml 甲基叔丁基醚 [1634-04-4] 99%, Extra Dry, with molecular sieves, Water≤50 ppm (by K.F.) 500ml 263.00 促銷價:165.69
T138818-100ml 甲基叔丁基醚 [1634-04-4] 99%, Extra Dry, with molecular sieves, Water≤50 ppm (by K.F.) 100ml 115.00 促銷價:72.45
T138819-1L 甲基叔丁基醚 [1634-04-4] 99%, Extra Dry, with molecular sieves, Water≤50 ppm (by K.F.) 1L 400.00 促銷價:252.00
T138812-500ml 甲基叔丁基醚 [1634-04-4] ACS光譜級, ≥99.8% (GC 500ml 200.00
T138817-500ml 甲基叔丁基醚 [1634-04-4] AR 500ml 75.00 促銷價:47.25
T138811-100ml 甲基叔丁基醚 [1634-04-4] AR 100ml 33.00 促銷價:20.79
T138812-2.5L 甲基叔丁基醚 [1634-04-4] AR 2.5L 300.00 促銷價:189.00
T138813-5ml 甲基叔丁基醚 [1634-04-4] GCS, ≥99.9% 5ml 145.00
T138819-500ml 甲基叔丁基醚 [1634-04-4] GR 500ml 122.00 促銷價:85.40
T138811-500ml 甲基叔丁基醚 [1634-04-4] HPLC,≥99.9% (GC) 500ml 176.00
T138810-500ml 甲基叔丁基醚 [1634-04-4] 農殘級,≥99.9% (GC) 500ml 152.00
T138814-5ml 甲基叔丁基醚 [1634-04-4] 分析標準品,>99.95% (GC) 5ml 380.00
訂貨編號 商品名稱 規(guī)格 包裝 單價 促銷價 會員價 數(shù)量
T138817-500ml 甲基叔丁基醚 [1634-04-4] 99%, Extra Dry, with molecular sieves, Water≤50 ppm (by K.F.) 500ml 263.00 165.69 登錄可見
T138817-500ml 甲基叔丁基醚 [1634-04-4] 99%, Extra Dry, with molecular sieves, Water≤50 ppm (by K.F.) 500ml 263.00 促銷價:165.69
T138818-100ml 甲基叔丁基醚 [1634-04-4] 99%, Extra Dry, with molecular sieves, Water≤50 ppm (by K.F.) 100ml 115.00 72.45 登錄可見
T138818-100ml 甲基叔丁基醚 [1634-04-4] 99%, Extra Dry, with molecular sieves, Water≤50 ppm (by K.F.) 100ml 115.00 促銷價:72.45
T138819-1L 甲基叔丁基醚 [1634-04-4] 99%, Extra Dry, with molecular sieves, Water≤50 ppm (by K.F.) 1L 400.00 252.00 登錄可見
T138819-1L 甲基叔丁基醚 [1634-04-4] 99%, Extra Dry, with molecular sieves, Water≤50 ppm (by K.F.) 1L 400.00 促銷價:252.00
T138812-500ml 甲基叔丁基醚 [1634-04-4] ACS光譜級, ≥99.8% (GC 500ml 200.00 200.00 登錄可見
T138812-500ml 甲基叔丁基醚 [1634-04-4] ACS光譜級, ≥99.8% (GC 500ml 200.00
T138817-500ml 甲基叔丁基醚 [1634-04-4] AR 500ml 75.00 47.25 登錄可見
T138817-500ml 甲基叔丁基醚 [1634-04-4] AR 500ml 75.00 促銷價:47.25
T138811-100ml 甲基叔丁基醚 [1634-04-4] AR 100ml 33.00 20.79 登錄可見
T138811-100ml 甲基叔丁基醚 [1634-04-4] AR 100ml 33.00 促銷價:20.79
T138812-2.5L 甲基叔丁基醚 [1634-04-4] AR 2.5L 300.00 189.00 登錄可見
T138812-2.5L 甲基叔丁基醚 [1634-04-4] AR 2.5L 300.00 促銷價:189.00
T138813-5ml 甲基叔丁基醚 [1634-04-4] GCS, ≥99.9% 5ml 145.00 145.00 登錄可見
T138813-5ml 甲基叔丁基醚 [1634-04-4] GCS, ≥99.9% 5ml 145.00
T138819-500ml 甲基叔丁基醚 [1634-04-4] GR 500ml 122.00 85.40 登錄可見
T138819-500ml 甲基叔丁基醚 [1634-04-4] GR 500ml 122.00 促銷價:85.40
T138811-500ml 甲基叔丁基醚 [1634-04-4] HPLC,≥99.9% (GC) 500ml 176.00 176.00 登錄可見
T138811-500ml 甲基叔丁基醚 [1634-04-4] HPLC,≥99.9% (GC) 500ml 176.00
T138810-500ml 甲基叔丁基醚 [1634-04-4] 農殘級,≥99.9% (GC) 500ml 152.00 152.00 登錄可見
T138810-500ml 甲基叔丁基醚 [1634-04-4] 農殘級,≥99.9% (GC) 500ml 152.00
T138814-5ml 甲基叔丁基醚 [1634-04-4] 分析標準品,>99.95% (GC) 5ml 380.00 380.00 登錄可見
T138814-5ml 甲基叔丁基醚 [1634-04-4] 分析標準品,>99.95% (GC) 5ml 380.00
  •  訂貨編號
  •  商品名稱
  •  規(guī)格
  •  包裝
  •  單價
  •  促銷價
  •  會員價
  •  數(shù)量

化學性質

無色、低粘度液體,具有類似萜烯的臭味。 微溶于水,但與許多有機溶劑互溶。 熔點 -110 °C 沸點 55-56 °C(lit.) 密度 0.7404 折射率 n20/D 1.369(lit.) 閃點 -27 °F

質量標準

  

項目                                    優(yōu)級純  
                                         (GR)
外觀Appearance                          透明液體
純度Purity                              >99 %(GC)  
折光率Refractive index n20/D            1.3670-1.3690
相對密度Specific gravity (20/20°C)     0.7410-0.7440  
水分Water                               <0.01 %
乙酸Acidity                             <0.005 %
 
 
項目                                     化學純  
                                          (CP)
外觀Appearance                          透明液體
總醚含量Assay                           ≥99%
MTBE純度Purity                          ≥95 %(GC)  
 
 
項目                                    色譜純    
                                        (HPLC)
外觀Appearance                          無色透明液體
紅外光譜鑒別Infrared spectrometry       和對照品匹配
純度Purity                              ≥99.9% (GC)
酸度Acidity                             <0.0005 mg/g
堿度Alkalinity                          <0.0002 mg/g
蒸發(fā)殘渣Residue after evaporation       <0.0003 %
水分Water                               <0.05 %
紫外吸收UV
280 nm A:                              <0.009 (1 cm cell vs HPLC水)
255 nm A:                              <0.097 (1 cm cell vs HPLC水)
240 nm A:                              <0.301 (1 cm cell vs HPLC水)
 
 
 
項目                                     農殘級    
                                    (for residue analysis )
外觀Appearance                          透明液體
純度Purity                              >99.8% (GC)
紫外吸收UV Absorbance:  UV cutoff at 210nm.
波長Wavelength (nm) Max. Absorbance
  225                                   0.500
  250                                   0.100
  300                                   0.005
  400                                   0.005
電子捕獲Electron Capture GC             <10 ng/L (as Heptachlor Epoxide)
過氧化物Peroxide (as H2O2)              <1 ppm
蒸發(fā)殘渣Residue                         <1 mg/L(0.0001%)  
水分Water                               <0.02%
(注:農殘級適合HPLC、GC、農殘分析、光譜分析、有機合成等多用途高純溶劑,充氮密封)
 
 
品級Grade                               ACS光譜級  
                              (ACS spectrophotometric grade)
純度Purity                              ≥99.8% (GC)  
水分water                               ≤0.05%  
H2O2                                    <1 ppm  
蒸發(fā)殘渣evapn. residue                  <0.0005%
λ H2O reference
UV absorption
  λ: 210 nm                             ≤ 1.0
  λ: 225 nm                             ≤ 0.50
  λ: 250 nm                             ≤ 0.10
  λ: 300 nm                             ≤ 0.01
  λ: 350 nm                             ≤ 0.01
  λ: 400 nm                             ≤ 0.01
 
 
品級Grade                                藥用級  
                              
純度Purity                              ≥99.8% (GC)  
水分water                               ≤0.05%  
H2O2                                    <1 ppm
蒸發(fā)殘渣evapn. residue                  <0.0005%

  

危險性質

類別 易燃液體
毒性分級 中毒
危險品標志  Xn,F,Xi,T
危險類別碼  36/37/38-40-38-11-39/23/24/25-23/24/25
安全說明  9-16-24-45-36/37
急性毒性 口服-大鼠 LD50: 4000 毫克/公斤; 吸入-小鼠 LC50: 141克/立方米/15分
刺激數(shù)據 皮膚-兔子 10 毫克/24小時  輕度; 眼睛-兔子 50 微克  重度
爆炸物危險特性 與空氣混合形成爆炸性混合物
可燃性危險特性 易燃; 火場排放辛辣刺激煙霧
儲運特性 庫房通風低溫干燥; 與氧化劑分開儲運存放
滅火劑 干粉, 二氧化碳; 1211; 泡沫
職業(yè)標準 TWA 100 毫克/立方米; STEL 200 毫克/立方米

  

用途及存儲

主要用作汽油添加劑,提高辛烷值,亦可裂解制得異丁烯
可作汽油添加劑,代替四乙基鉛,提高辛烷值。微溶于水。與許多有機溶劑和汽油互溶。與一些極性溶劑如水、甲醇、乙醇等形成共沸物。有輕度麻醉作用。

  密封干燥保存。