- InChI
- InChI=1S/CH5O3P/c1-5(2,3)4/h1H3,(H2,2,3,4)
- InChI Key
- YACKEPLHDIMKIO-UHFFFAOYSA-N
- Formula
- CH5O3P
- SMILES
- CP(=O)(O)O
- Molecular Weight1
- 96.02
- CAS
- 993-13-5
- Other Names
-
- Methanephosphonic acid
- Phosphonic acid, methyl-
- p-methyl-phosphoric acid
- ω : Acentric Factor.
- ΔfG° : Standard Gibbs free energy of formation (kJ/mol).
- ΔfH°gas : Enthalpy of formation at standard conditions (kJ/mol).
- ΔvapH° : Enthalpy of vaporization at standard conditions (kJ/mol).
- IE : Ionization energy (eV).
- log10WS : Log10 of Water solubility in mol/l.
- logPoct/wat : Octanol/Water partition coefficient.
- McVol : McGowan's characteristic volume (ml/mol).
- Pc : Critical Pressure (kPa).
- Tboil : Normal Boiling Point Temperature (K).
- Tc : Critical Temperature (K).
- Tfus : Normal melting (fusion) point (K).
- Vc : Critical Volume (m3/kmol).
- 1: Molecular weight from the IUPAC atomic weights tables.
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Physical Properties
| Property | Value | Unit | Source |
|---|---|---|---|
| ω | 0.7455 | Relay (1.0) Calculated Property | |
| ΔfG° | -455.37 | kJ/mol | Relay (1.0-beta) Calculated Property |
| ΔfH°gas | -619.03 | kJ/mol | Relay (1.0) Calculated Property |
| ΔvapH° | 79.76 | kJ/mol | Relay (1.0) Calculated Property |
| IE | 11.41 | eV | Relay (1.0) Calculated Property |
| log10WS | 2.10 | Relay (1.0) Calculated Property | |
| logPoct/wat | -0.206 | Crippen Calculated Property | |
| McVol | 63.020 | ml/mol | McGowan Calculated Property |
| Pc | 5029.69 | kPa | Relay (1.0-beta) Calculated Property |
| Tboil | 495.09 | K | Relay (1.0) Calculated Property |
| Tc | 685.16 | K | Relay (1.0) Calculated Property |
| Tfus | 382.11 | K | Solubility of methylphosphonic acid in selected organic solvents |
| Vc | 0.271 | m3/kmol | Relay (1.0) Calculated Property |
Similar Compounds
Find more compounds similar to Methylphosphonic acid.
Mixtures
- Ethanol + Methylphosphonic acid
- 1-Propanol + Methylphosphonic acid
- Isopropyl Alcohol + Methylphosphonic acid
- Acetone + Methylphosphonic acid
- 2-Butanone + Methylphosphonic acid
- Ethyl Acetate + Methylphosphonic acid
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
- Solubility of methylphosphonic acid in selected organic solvents
- McGowan Method
- NIST Webbook
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