2-Methylbutane - 59070
Code: 59070
2-Methylbutane
Puriss. p.a., ≥99.5% (GC)
Isopentane
≥99.5%
CAS Number: 78-78-4
Linear Formula: CH3CH2CH(CH3)2
Molar Mass: 72.15 g/mol
Beilstein Registry Number: 1730723
EC Number: 201-142-8
MDL Number: MFCD00009338
| Property |
Value |
| Assay (GC) |
min. 99.5 % |
| Refractive index (n 20/D) |
1.353 - 1.355 |
| Water (Karl Fischer) |
max. 0.05 % |
| Non-volatile matter |
max. 0.001 % |
| Identity (NMR) |
complying |
| 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 |
| Property |
Value |
| Refractive Index |
n20/D 1.354(lit.) |
| Vapor Density |
2.6 (vs air) |
| Autoignition Temperature |
788 °F |
| Vapor Pressure |
11.17 psi ( 20 °C) |
| Explosion Limit |
8.3 % |
| Boiling point |
28 °C |
| Freezing point |
-160 °C |
| Density |
0.62 g/cm3 |
