- InChI
- InChI=1S/H3P/h1H3
- InChI Key
- XYFCBTPGUUZFHI-UHFFFAOYSA-N
- Formula
- PH3
- SMILES
- P
- Molecular Weight1
- 34.00
- CAS
- 7803-51-2
- Other Names
-
- Fosforowodor
- Gas-ex-B
- Hydrogen phosphide
- PH3
- Phosphene
- Phosphorus hydride
- Phosphorus trihydride
- Phosphorwasserstoff
- Rcra waste number P096
- Trihydrogen phosphide
- UN 2199
- ω : Acentric Factor.
- PAff : Proton affinity (kJ/mol).
- BasG : Gas basicity (kJ/mol).
- ΔfG° : Standard Gibbs free energy of formation (kJ/mol).
- ΔfH°gas : Enthalpy of formation at standard conditions (kJ/mol).
- ΔsubH : Enthalpy of sublimation at a given temperature (kJ/mol).
- ΔvapH : Enthalpy of vaporization at a given temperature (kJ/mol).
- IE : Ionization energy (eV).
- logPoct/wat : Octanol/Water partition coefficient.
- McVol : McGowan's characteristic volume (ml/mol).
- Pc : Critical Pressure (kPa).
- Pvap : Vapor pressure (kPa).
- Tboil : Normal Boiling Point Temperature (K).
- Tc : Critical Temperature (K).
- Tfus : Normal melting (fusion) point (K).
- Ttriple : Triple Point Temperature (K).
- 1: Molecular weight from the IUPAC atomic weights tables.
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Physical Properties
| Property | Value | Unit | Source |
|---|---|---|---|
| ω | 0.0460 | Relay (1.0) Calculated Property | |
| PAff | 785.00 | kJ/mol | NIST |
| BasG | 750.90 | kJ/mol | NIST |
| ΔfG° | 33.51 | kJ/mol | Relay (1.0-beta) Calculated Property |
| ΔfH°gas | 19.36 | kJ/mol | Relay (1.0) Calculated Property |
| IE | [9.87; 10.59] | eV |
|
| IE | 9.87 ± 0.00 | eV | NIST |
| IE | 9.87 ± 0.01 | eV | NIST |
| IE | 9.87 ± 0.00 | eV | NIST |
| IE | 9.87 ± 0.01 | eV | NIST |
| IE | 9.96 | eV | NIST |
| IE | 10.00 | eV | NIST |
| IE | 9.96 | eV | NIST |
| IE | 9.96 ± 0.01 | eV | NIST |
| IE | 10.13 ± 0.02 | eV | NIST |
| IE | 9.97 ± 0.02 | eV | NIST |
| IE | 10.28 | eV | NIST |
| IE | 10.05 ± 0.05 | eV | NIST |
| IE | 10.10 | eV | NIST |
| IE | 10.30 ± 0.10 | eV | NIST |
| IE | 9.98 | eV | NIST |
| IE | Outlier 10.59 | eV | NIST |
| IE | Outlier 10.59 ± 0.05 | eV | NIST |
| logPoct/wat | 0.058 | Crippen Calculated Property | |
| McVol | 31.320 | ml/mol | McGowan Calculated Property |
| Pc | 6545.73 | kPa | Relay (1.0-beta) Calculated Property |
| Tboil | 184.43 | K | Relay (1.0) Calculated Property |
| Tc | 320.87 | K | Relay (1.0) Calculated Property |
| Tfus | 142.95 | K | Relay (1.0) Calculated Property |
| Ttriple | 139.41 ± 0.20 | K | NIST |
Cheméo can also estimate Critical Volume, Enthalpy of vaporization at standard conditions, Log10 of Water solubility in mol/l for this compound, but they fall outside the models' validated range, so they are not shown here. Open the prediction tool to compute them on demand.
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| ΔsubH | 17.20 | kJ/mol | 134.50 | NIST |
| ΔvapH | [14.60; 14.60] | kJ/mol | [185.00; 186.00] |
|
| ΔvapH | 14.60 | kJ/mol | 185.00 | NIST |
| ΔvapH | 14.60 ± 0.10 | kJ/mol | 186.00 | NIST |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [3.62; 6536.88] | kPa | [139.37; 324.75] |
The Yaws Handbook of Vapor Pressure
|
| Equation | ln(Pvp) = A + B/(T + C) | |||
| Coefficient A | 1.40657e+01 | |||
| Coefficient B | -1.66816e+03 | |||
| Coefficient C | -8.84000e+00 | |||
| Temperature range, min. | 139.37 | |||
| Temperature range, max. | 324.75 | |||
| Pvap | 3.62 | kPa | 139.37 | Calculated Property |
| Pvap | 20.65 | kPa | 159.97 | Calculated Property |
| Pvap | 77.60 | kPa | 180.57 | Calculated Property |
| Pvap | 219.64 | kPa | 201.16 | Calculated Property |
| Pvap | 508.30 | kPa | 221.76 | Calculated Property |
| Pvap | 1014.48 | kPa | 242.36 | Calculated Property |
| Pvap | 1810.15 | kPa | 262.96 | Calculated Property |
| Pvap | 2961.25 | kPa | 283.55 | Calculated Property |
| Pvap | 4522.89 | kPa | 304.15 | Calculated Property |
| Pvap | 6536.88 | kPa | 324.75 | Calculated Property |
Similar Compounds
Find more compounds similar to Phosphine.
Sources
- Cheméo Relay (1.0)
- Cheméo Relay (1.0, beta) Beta: served but experimental, data-limited and below our cross-validation release bar; the Joback value is recommended where available.
- Crippen Method
- Crippen Method
- KDB
- McGowan Method
- NIST Webbook
- The Yaws Handbook of Vapor Pressure
Note: Cheméo is only indexing the data, follow the source links to retrieve the latest data. The source is also providing more information like the publication year, authors and more.
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