- InChI
- InChI=1S/C2H6O5S2/c1-8(3,4)7-9(2,5)6/h1-2H3
- InChI Key
- IZDROVVXIHRYMH-UHFFFAOYSA-N
- Formula
- C2H6O5S2
- SMILES
- CS(=O)(=O)OS(C)(=O)=O
- Molecular Weight1
- 174.20
- Other Names
-
- Methanesulfonic acid, anhydride
- Mesyl anhydride
- Methanesulphonic anhydride
- Cp,gas : Ideal gas heat capacity (J/mol×K).
- ΔfH°gas : Enthalpy of formation at standard conditions (kJ/mol).
- ΔfusH° : Enthalpy of fusion at standard conditions (kJ/mol).
- IE : Ionization energy (eV).
- logPoct/wat : Octanol/Water partition coefficient.
- McVol : McGowan's characteristic volume (ml/mol).
- Tboil : Normal Boiling Point Temperature (K).
- 1: Molecular weight from the IUPAC atomic weights tables.
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Physical Properties
| Property | Value | Unit | Source |
|---|---|---|---|
| ΔfH°gas | -866.07 | kJ/mol | Relay (1.0) Calculated Property |
| ΔfusH° | 24.88 | kJ/mol | Joback Calculated Property |
| IE | 11.00 | eV | Relay (1.0) Calculated Property |
| logPoct/wat | -1.078 | Crippen Calculated Property | |
| McVol | 101.090 | ml/mol | McGowan Calculated Property |
| Tboil | 508.25 | K | Relay (1.0) Calculated Property |
Cheméo can also estimate Normal melting (fusion) point, Critical Temperature, Critical Pressure, Critical Volume, Enthalpy of vaporization at standard conditions, Standard Gibbs free energy of formation, Acentric Factor, 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 |
|---|---|---|---|---|
| Cp,gas | [177.54; 216.17] | J/mol×K | [363.14; 526.51] | 
|
| Cp,gas | 177.54 | J/mol×K | 363.14 | Joback Calculated Property |
| Cp,gas | 184.20 | J/mol×K | 390.37 | Joback Calculated Property |
| Cp,gas | 190.79 | J/mol×K | 417.60 | Joback Calculated Property |
| Cp,gas | 197.31 | J/mol×K | 444.82 | Joback Calculated Property |
| Cp,gas | 203.73 | J/mol×K | 472.05 | Joback Calculated Property |
| Cp,gas | 210.02 | J/mol×K | 499.28 | Joback Calculated Property |
| Cp,gas | 216.17 | J/mol×K | 526.51 | Joback Calculated Property |
Similar Compounds
Find more compounds similar to METHANESULFONIC ANHYDRIDE.
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
- Joback Method
- McGowan Method
- NIST Webbook
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. Take the time to validate and double check the source of the data.