tert-Butyl methyl ether - 20256
Code: 20256
tert-Butyl methyl ether
Puriss. p.a., ≥99.5% (GC)
MTBE; Methyl tert-butyl ether
CAS Number: 1634-04-4
Linear Formula: (CH3)3COCH3
Molar Mass: 88.15 g/mol
Beilstein Registry Number: 1730942
EC Number: 216-653-1
MDL Number: MFCD00008812
| Property |
Value |
| Assay (GC) |
min. 99.5 % |
| Density (20°C) |
0.736 - 0.744 g/ml |
| Refractive index (n 20/D) |
1.362 - 1.376 |
| Non-volatile matter |
max. 0.005 % |
| Water (Karl Fischer) |
max. 0.05 % |
| Free acid (as CH3COOH) |
max. 0.005 % |
| Aluminium (Al) |
max. 0.5 ppm |
| Barium (Ba) |
max. 0.1 ppm |
| Bismuth (Bi) |
max. 0.1 ppm |
| Calcium (Ca) |
max. 0.5 ppm |
| Cadmium (Cd) |
max. 0.05 ppm |
| Cobalt (Co) |
max. 0.02 ppm |
| Chromium (Cr) |
max. 0.02 ppm |
| Copper (Cu) |
max. 0.02 ppm |
| Iron (Fe) |
max. 0.1 ppm |
| Potassium (K) |
max. 0.5 ppm |
| Lithium (Li) |
max. 0.1 ppm |
| Magnesium (Mg) |
max. 0.1 ppm |
| Manganese (Mn) |
max. 0.02 ppm |
| Molybdenum (Mo) |
max. 0.1 ppm |
| Sodium (Na) |
max. 0.5 ppm |
| Nickel (Ni) |
max. 0.02 ppm |
| Lead (Pb) |
max. 0.1 ppm |
| Strontium (Sr) |
max. 0.1 ppm |
| Zinc (Zn) |
max. 0.1 ppm |
| Peroxides (as H2O2) |
max. 0.0005 % |
| Appearance (color) |
complying |
| Appearance (form) |
complying |
| Property |
Value |
| Refractive Index |
n20/D 1.362-1.376 |
| Explosion Limit |
15.1 % |
| Vapor Density |
3.1 (vs air) |
| Autoignition Temperature |
705 °F |
| Boiling point |
55.3 °C |
| Freezing point |
-109 °C |
| Density |
0.74 g/cm3 |
