It is a colorless liquid, although impure samples can appear yellow, and miscible in water. It is generally used in the petrochemical and plastics industries as a solvent, exploiting its nonvolatility and ability to dissolve diverse materials.
CAS no: 872-50-4
Properties
Generic Properties
| Property | Value | Unit |
|---|---|---|
| Chemical Formula | C5H9NO | - |
| Molecular Weight | 99.133 | - |
| Heat of Combustion | 24214.9 | kJ/kg |
| Flash Point | 368.70 | K |
| Auto Ignition | 619.26 | K |
| LEL | 2.2 | vol % |
| UEL | 12.2 | vol % |
Critical Properties
| Property | Value | Unit |
|---|---|---|
| Critical Temperature | 724 | K |
| Critical Pressure | 47.8 | bar |
| Critical Volume | 316 | cm3/mol |
| Critical Density | 0.3137 | g/cm3 |
| Critical Z | 0.251 | - |
| Accentric Factor | 0.358 | - |
Temperature Dependent Properties
Specific Heat
The specific heat at constant pressure can be calculated with the formula:
| Constant | Gas | Liquid | Solid |
|---|---|---|---|
| A | -46.964 | 362.07 | -6.363 |
| B | 0.56527 | 0.27702 | 0.69542 |
| C | -0.0001633 | -0.00059845 | - |
| D | -1.999E-07 | 7.8986E-07 | - |
| E | 1.278E-10 | - | - |
| T minK) | 298 | 259 | 219 |
| T max(K) | 1200 | 600 | 249 |
Heat of Formation
The heat of formation can be calculated with the formula:
| Constant | Value |
|---|---|
| A | -163.84 |
| B | -0.1278 |
| C | 0.00007377 |
| 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 | -18.936 | -13.238 |
| B | 0.2833 | 2228.9 |
| C | -0.000049578 | 0.0252 |
| D | - | -0.000017909 |
| T min(K) | 250 | 293.15 |
| T max(K) | 1000 | 687.8 |
Heat of Vaporization
The heat of vaporization can be calculated with the formula:
| Constant | Value |
|---|---|
| A | 63.749 |
| n | 0.332 |
| T min(K) | 249.15 |
| T max(K) | 724 |
Thermal Conductivity
The thermal conductivity can be calculated with the formula:
| Constant | Gas | Liquid |
|---|---|---|
| A | -0.012436 | 0.2067 |
| B | 0.000060105 | 0.000023364 |
| C | 2.9982E-08 | -2.1893E-07 |
| T min(K) | 250 | 249 |
| T max(K) | 1000 | 688 |
Saturation Pressure
The Saturation Pressure can be calculated with the Antoine Equation:
| Constant | Value |
|---|---|
| A | 7.36115 |
| B | 1869.62 |
| C | 215.294 |
| T min(C) | -24 |
| T max(C) | 450.85 |
Diffusion Coefficient at Infinite Dilution in Water
The Diffusion Coefficient at Infinite Dilution in Water can be calculation:
| Constant | Value |
|---|---|
| A | -1.4935 |
| B | -1058.924 |
| 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 | -0.04112 |
| B | 0.00023683 |
| C | 5.3613E-07 |
| T min(K) | 200 |
| T max(K) | 1000 |