It is a compound of silicon, carbon, and hydrogen that is a colorless gas at STP.
CAS no: 992-94-9
Properties
Generic Properties
| Property | Value | Unit |
|---|---|---|
| Chemical Formula | CH6Si | - |
| Molecular Weight | 46.144 | - |
| Heat of Combustion | 42400.2 | kJ/kg |
Critical Properties
| Property | Value | Unit |
|---|---|---|
| Critical Temperature | 352.5 | K |
| Critical Pressure | 48.4 | bar |
| Critical Volume | 205 | cm3/mol |
| Critical Density | 0.2251 | g/cm3 |
| Critical Z | 0.339 | - |
| Accentric Factor | 0.139 | - |
Temperature Dependent Properties
Specific Heat
The specific heat at constant pressure can be calculated with the formula:
| Constant | Gas | Liquid |
|---|---|---|
| A | 25.277 | 60.641 |
| B | 0.12988 | 0.25769 |
| C | 0.000059803 | -0.0010827 |
| D | -1.208E-07 | 2.9845E-06 |
| E | 4.0036E-11 | - |
| T min(K) | 100 | 126 |
| T max(K) | 1500 | 284 |
Heat of Formation
The heat of formation can be calculated with the formula:
| Constant | Value |
|---|---|
| A | -13.571 |
| B | -0.063369 |
| C | 0.000037844 |
| 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 | -7.5434 | -4.4178 |
| B | 0.3808 | 358.58 |
| C | -0.000093178 | 0.0157 |
| D | - | -0.000028042 |
| T min(K) | 250 | 264.38 |
| T max(K) | 1000 | 334.88 |
Heat of Vaporization
The heat of vaporization can be calculated with the formula:
| Constant | Value |
|---|---|
| A | 23.222 |
| n | 0.322 |
| T min(K) | 116.34 |
| T max(K) | 352.5 |
Thermal Conductivity
The thermal conductivity can be calculated with the formula:
| Constant | Gas | Liquid |
|---|---|---|
| A | -0.015865 | 0.2632 |
| B | 0.00011144 | -0.0002866 |
| C | 1.7129E-08 | -8.0768E-07 |
| T min(K) | 250 | 146.34 |
| T max(K) | 1000 | 282.5 |
Liquid Density
The Liquid Density can be calculated with the Equation:
| Constant | Value |
|---|---|
| A | 0.2251 |
| B | 0.2676 |
| n | 0.288 |
| T min(K) | 116.34 |
| T max(K) | 352.5 |
Diffusion Coefficient at Infinite Dilution in Water
The Diffusion Coefficient at Infinite Dilution in Water can be calculation:
| Constant | Value |
|---|---|
| A | -1.4164 |
| B | -1048.741 |
| 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 | -0.04965 |
| B | 0.0003773 |
| C | 7.215E-07 |
| T min(K) | 200 |
| T max(K) | 1000 |