Other names include isovaleronitrile, Isoamylnitrile, Isobutyl cyanide, and Isopentane nitrile.
CAS no: 625-28-5
Properties
Generic Properties
| Property | Value | Unit |
|---|---|---|
| Chemical Formula | C5H9N | - |
| Molecular Weight | 83.133 | - |
| Heat of Combustion | 31427.6 | kJ/kg |
| Flash Point | 312.04 | K |
Critical Properties
| Property | Value | Unit |
|---|---|---|
| Critical Temperature | 593.3 | K |
| Critical Pressure | 34 | bar |
| Critical Volume | 335.5 | cm3/mol |
| Critical Density | 0.2478 | g/cm3 |
| Critical Z | 0.231 | - |
| Accentric Factor | 0.397 | - |
Temperature Dependent Properties
Specific Heat
The specific heat at constant pressure can be calculated with the formula:
| Constant | Gas | Liquid | Solid |
|---|---|---|---|
| A | 13.661 | 118.608 | 5 |
| B | 0.41954 | 0.45334 | 0.63125 |
| C | -0.0002204 | -0.0012588 | - |
| D | 4.15E-08 | 0.000001872 | - |
| E | 0 | - | - |
| T min(K) | 273 | 182 | 80 |
| T max(K) | 1000 | 498 | 166 |
Heat of Formation
The heat of formation can be calculated with the formula:
| Constant | Value |
|---|---|
| A | 26.189 |
| B | -0.086748 |
| C | 0.000045835 |
| T min(K) | 298.15 |
| T max (K) | 1000 |
Viscosity
The viscosity can be calculated with the formula:
For liquid
For Gas
| Constant | Gas | Liquid |
|---|---|---|
| A | -11.351 | -5.3567 |
| B | 0.2592 | 842.54 |
| C | -0.000043608 | 0.0113 |
| D | - | -0.000011764 |
| T min(K) | 250 | 293.15 |
| T max(K) | 1000 | 563.63 |
Heat of Vaporization
The heat of vaporization can be calculated with the formula:
| Constant | Value |
|---|---|
| A | 55.25 |
| n | 0.38 |
| T min(K) | 172.35 |
| T max(K) | 593.3 |
Thermal Conductivity
The thermal conductivity can be calculated with the formula:
| Constant | Gas | Liquid |
|---|---|---|
| A | -0.010283 | 0.2133 |
| B | 0.000064204 | -0.00011347 |
| C | 2.5774E-08 | -2.8101E-07 |
| T min(K) | 250 | 202.35 |
| T max(K) | 1000 | 523.3 |
Liquid Density
The Liquid Density can be calculated with the Equation:
| Constant | Value |
|---|---|
| A | 0.2478 |
| B | 0.2443 |
| n | 0.2857 |
| T min(K) | 172.35 |
| T max(K) | 593.3 |
Saturation Pressure
The Saturation Pressure can be calculated with the Antoine Equation:
| Constant | Value |
|---|---|
| A | 6.8899 |
| B | 1237.49 |
| C | 178.172 |
| T min(C) | 50.4523 |
| T max(C) | 320.148 |
Diffusion Coefficient at Infinite Dilution in Water
The Diffusion Coefficient at Infinite Dilution in Water can be calculation:
| Constant | Value |
|---|---|
| A | -1.986 |
| B | -907.8591 |
| T Min(K) | 274 |
| T Max(K) | 394 |
Diffusion Coefficient in Air
The Diffusion Coefficient in Air can be calculated with the Equation:
| Constant | Value |
|---|---|
| A | -0.02789 |
| B | 0.00022026 |
| C | 5.4581E-07 |
| T min(K) | 200 |
| T max(K) | 1000 |