甲基叔丁基醚 [1634-04-4]
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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
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
|
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。