- InChI
- InChI=1S/C12H22O4S/c1-3-5-7-15-11(13)9-17-10-12(14)16-8-6-4-2/h3-10H2,1-2H3
- InChI Key
- RIQXZINBEMXOOE-UHFFFAOYSA-N
- Formula
- C12H22O4S
- SMILES
- CCCCOC(=O)CSCC(=O)OCCCC
- Molecular Weight1
- 262.37
- CAS
- 4121-12-4
- Other Names
-
- Thiodiglycolic acid, diethyl ester
- Thiodiglycollic acid dibutyl ester
- dibutyl 2,2'-thiobisacetate
- ω : Acentric Factor.
- 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).
- ΔvapH° : Enthalpy of vaporization at standard conditions (kJ/mol).
- ΔvapH : Enthalpy of vaporization at a given temperature (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 | 0.7642 | Relay (1.0) Calculated Property | |
| ΔfH°gas | -882.52 | kJ/mol | Relay (1.0) Calculated Property |
| ΔfusH° | 39.70 | kJ/mol | Joback Calculated Property |
| ΔvapH° | 74.72 | kJ/mol | Relay (1.0) Calculated Property |
| IE | 8.75 | eV | Relay (1.0) Calculated Property |
| log10WS | -2.81 | Relay (1.0) Calculated Property | |
| logPoct/wat | 2.406 | Crippen Calculated Property | |
| McVol | 211.170 | ml/mol | McGowan Calculated Property |
| Pc | 1821.61 | kPa | Joback Calculated Property |
| Tboil | 582.11 | K | Relay (1.0) Calculated Property |
| Tc | 750.53 | K | Relay (1.0) Calculated Property |
| Tfus | 247.40 | K | Relay (1.0) Calculated Property |
| Vc | 0.787 | m3/kmol | Relay (1.0) Calculated Property |
Cheméo can also estimate Standard Gibbs free energy of formation for this compound, but it falls outside the models' validated range, so it is not shown here. Open the prediction tool to compute it on demand.
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [563.99; 640.67] | J/mol×K | [659.38; 846.68] | 
|
| Cp,gas | 563.99 | J/mol×K | 659.38 | Joback Calculated Property |
| Cp,gas | 578.83 | J/mol×K | 690.60 | Joback Calculated Property |
| Cp,gas | 592.84 | J/mol×K | 721.81 | Joback Calculated Property |
| Cp,gas | 606.04 | J/mol×K | 753.03 | Joback Calculated Property |
| Cp,gas | 618.41 | J/mol×K | 784.25 | Joback Calculated Property |
| Cp,gas | 629.95 | J/mol×K | 815.46 | Joback Calculated Property |
| Cp,gas | 640.67 | J/mol×K | 846.68 | Joback Calculated Property |
| ΔvapH | 75.70 | kJ/mol | 340.50 | NIST |
Similar Compounds
Find more compounds similar to Acetic acid, 2,2'-thiobis-, dibutyl ester.
Sources
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