- 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
- CAS
- 7143-01-3
- Other Names
-
- Methanesulfonic acid, anhydride
- Mesyl anhydride
- Methanesulphonic anhydride
- Cp,gas : Ideal gas heat capacity (J/mol×K).
- ΔfG° : Standard Gibbs free energy of formation (kJ/mol).
- ΔfH°gas : Enthalpy of formation at standard conditions (kJ/mol).
- ΔfusH° : Enthalpy of fusion at standard conditions (kJ/mol).
- ΔvapH° : Enthalpy of vaporization at standard conditions (kJ/mol).
- 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 |
|---|---|---|---|
| ΔfG° | -1076.12 | kJ/mol | Joback Calculated Property |
| ΔfH°gas | -1123.53 | kJ/mol | Joback Calculated Property |
| ΔfusH° | 24.88 | kJ/mol | Joback Calculated Property |
| ΔvapH° | 59.73 | kJ/mol | Joback Calculated Property |
| log10WS | 0.61 | Crippen Calculated Property | |
| logPoct/wat | -1.078 | Crippen Calculated Property | |
| McVol | 101.090 | ml/mol | McGowan Calculated Property |
| Pc | 8014.82 | kPa | Joback Calculated Property |
| Tboil | 363.14 | K | Joback Calculated Property |
| Tc | 526.51 | K | Joback Calculated Property |
| Tfus | 211.65 | K | Joback Calculated Property |
| Vc | 0.417 | m3/kmol | Joback Calculated Property |
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
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