- InChI
- InChI=1S/C3H6O2S/c1-5-3(4)2-6/h6H,2H2,1H3
- InChI Key
- MKIJJIMOAABWGF-UHFFFAOYSA-N
- Formula
- C3H6O2S
- SMILES
- COC(=O)CS
- Molecular Weight1
- 106.15
- Other Names
-
- Acetic acid, 2-mercapto-, methyl ester
- Mercaptoacetic acid methyl ester
- Methanethiol, methoxy-
- Methyl 2-mercaptoacetate
- Methyl ester of thioglycolic acid
- Methyl mercaptoacetate
- Methyl thioglycolate
- Methyl «alpha»-mercaptoacetate
- NSC 75117
- Thioglycolic acid methyl ester
- Thioglykolsaeure-methylester
- USAF EK-7119
- 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).
- 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).
- Inp : Non-polar retention indices.
- Ip : Polar retention indices.
- Tboil : Normal Boiling Point Temperature (K).
- Tboilr : Boiling point at reduced pressure (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 | 0.4228 | Relay (1.0) Calculated Property | |
| ΔfH°gas | -382.60 | kJ/mol | Relay (1.0) Calculated Property |
| ΔfusH° | 11.94 | kJ/mol | Joback Calculated Property |
| ΔvapH° | 45.71 | kJ/mol | Relay (1.0) Calculated Property |
| IE | 9.83 | eV | Relay (1.0) Calculated Property |
| log10WS | -0.15 | Relay (1.0) Calculated Property | |
| logPoct/wat | 0.089 | Crippen Calculated Property | |
| McVol | 76.920 | ml/mol | McGowan Calculated Property |
| Pc | 4842.69 | kPa | Joback Calculated Property |
| Inp | [791.00; 802.00] |
|
|
| Inp | 791.00 | NIST | |
| Inp | 802.00 | NIST | |
| Inp | 802.00 | NIST | |
| Inp | 791.00 | NIST | |
| Ip | [1346.00; 1346.00] |
|
|
| Ip | 1346.00 | NIST | |
| Ip | 1346.00 | NIST | |
| Tboil | 416.48 | K | Relay (1.0) Calculated Property |
| Tc | 651.28 | K | Relay (1.0) Calculated Property |
| Tfus | 270.15 | K | Jean-Claude Bradley Open Melting Point Dataset (2014, CC0) Compiled value |
| Vc | 0.267 | 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.
Pressure Dependent Properties
| Property | Value | Unit | Pressure (kPa) | Source |
|---|---|---|---|---|
| Tboilr | 315.70 | K | 1.30 | NIST |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [106.24; 207.58] | J/mol×K | [273.00; 1000.00] |
Joback Predicted correlation
|
| Equation | Y = A + B·T + C·T² + D·T³ + E·T⁴ Y is Cp,gas in J/mol×K, T in K | |||
| Coefficient A | 4.04610e+01 | |||
| Coefficient B | 2.61320e-01 | |||
| Coefficient C | -6.72000e-05 | |||
| Coefficient D | -2.70000e-08 | |||
| Coefficient E | 0.00000e+00 | |||
| Temperature range, min. | 273.00 | |||
| Temperature range, max. | 1000.00 | |||
| Cp,gas | 106.24 | J/mol×K | 273.00 | Calculated Property |
| Cp,gas | 123.30 | J/mol×K | 353.78 | Calculated Property |
| Cp,gas | 139.11 | J/mol×K | 434.56 | Calculated Property |
| Cp,gas | 153.59 | J/mol×K | 515.33 | Calculated Property |
| Cp,gas | 166.64 | J/mol×K | 596.11 | Calculated Property |
| Cp,gas | 178.18 | J/mol×K | 676.89 | Calculated Property |
| Cp,gas | 188.13 | J/mol×K | 757.67 | Calculated Property |
| Cp,gas | 196.41 | J/mol×K | 838.44 | Calculated Property |
| Cp,gas | 202.92 | J/mol×K | 919.22 | Calculated Property |
| Cp,gas | 207.58 | J/mol×K | 1000.00 | Calculated Property |
Similar Compounds
Find more compounds similar to Acetic acid, mercapto-, methyl ester.
Sources
- Jean-Claude Bradley Open Melting Point Dataset (2014, CC0) ChEDL chemicals 1.5.2, from Bradley, J.-C.; Williams, A.; Lang, A. Jean-Claude Bradley Open Melting Point Dataset. Figshare, 2014 (CC0).
- Cheméo Relay (1.0)
- Crippen Method
- Crippen Method
- Joback Method
- McGowan Method
- NIST Webbook
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Calculated This icon marks a calculated value or equation: a prediction, not a measurement.
Compiled This icon marks a compiled value or equation: taken from a data compilation such as ChemSep, not from an original measurement report.
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