Burdick & Jackson solvents are arranged in order of
increasing dielectric constant, the ratio of the electrical capacity of a
capacitor filled with the solvent to the electrical capacity of the
evacuated capacitor (at 20°C unless otherwise indicated).
|
Dielectric
Constant |
Pentane |
1.84 |
Hexane |
1.88 (25°C) |
Heptane |
1.92 |
Iso-Octane |
1.94 |
Cyclopentane |
1.97 |
|
|
Cyclohexane |
2.02 |
1,2,4-Trichlorobenzene |
2.24 (25°C) |
1,4-Dioxane |
2.25 |
Toluene |
2.38 (25°C) |
|
|
1,1,2-Trichlorotrifluoroethane |
2.41 (25°C) |
Triethylamine |
2.42 (25°C) |
o-Xylene |
2.57 |
Ethyl
Ether |
4.33 |
Chloroform |
4.81 |
|
|
n-Butyl
Acetate |
5.01 |
Chlorobenzene |
5.62 (25°C) |
Ethyl
Acetate |
6.02 (25°C) |
Glyme |
7.20 (25°C) |
n-Butyl
Chloride |
7.39 |
|
|
Tetrahydrofuran |
7.58 (25°C) |
Trifluoroacetic Acid |
8.55 |
Dichloromethane |
8.93 (25°C) |
o-Dichlorobenzene |
9.93 (25°C) |
Ethylene
Dichloride |
10.36 (25°C) |
|
|
Pyridine |
12.4 |
Methyl
Isobutyl Ketone |
13.11 (25°C) |
Methyl
n-Propyl Ketone |
15.45 |
Isobutyl
Alcohol |
16.68 |
2-Methoxyethanol |
16.93 |
|
|
n-Butyl
Alcohol |
17.51 (25°C) |
Methyl
Ethyl Ketone |
18.51 |
Isopropyl
Alcohol |
19.92 (25°C) |
n-Propyl
Alcohol |
20.33 (25°C) |
Acetone |
20.7 (25°C) |
|
|
Ethyl
Alcohol |
24.55 (25°C) |
N-Methylpyrrolidone |
32.2 (25°C) |
Methanol |
32.70 (25°C) |
N,N-Dimethylformamide |
36.71 (25°C) |
Acetonitrile |
37.5 |
|
|
Dimethyl
Acetamide |
37.78 (25°C) |
Dimethyl
Sulfoxide |
46.68 |
Propylene
Carbonate |
64.9
|
Water
|
80.1
|
Not included:
Isopropyl Myristate
Methyl t-Butyl Ether
Methyl Isoamyl Ketone
Petroleum Ether
|