- InChI
- InChI=1S/C8H14O2/c1-6(2)7(9)10-8(3,4)5/h1H2,2-5H3
- InChI Key
- SJMYWORNLPSJQO-UHFFFAOYSA-N
- Formula
- C8H14O2
- SMILES
- C=C(C)C(=O)OC(C)(C)C
- Molecular Weight1
- 142.20
- CAS
- 585-07-9
- Other Names
-
- Methacrylic acid, tert-butyl ester
- Methylacrylic acid, tert-butyl ester
- tert-Butyl methacrylate
- 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).
- ΔvapH : Enthalpy of vaporization at a given temperature (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).
- Pvap : Vapor 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° | -135.31 | kJ/mol | Joback Calculated Property |
| ΔfH°gas | -346.36 | kJ/mol | Joback Calculated Property |
| ΔfusH° | 9.26 | kJ/mol | Joback Calculated Property |
| ΔvapH° | 40.67 | kJ/mol | Joback Calculated Property |
| log10WS | -2.00 | Crippen Calculated Property | |
| logPoct/wat | 1.904 | Crippen Calculated Property | |
| McVol | 126.720 | ml/mol | McGowan Calculated Property |
| Pc | 2847.48 | kPa | Joback Calculated Property |
| Tboil | 452.06 | K | Joback Calculated Property |
| Tc | 645.69 | K | Joback Calculated Property |
| Tfus | 238.78 | K | Joback Calculated Property |
| Vc | 0.478 | m3/kmol | Joback Calculated Property |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [265.65; 334.29] | J/mol×K | [452.06; 645.69] | 
|
| Cp,gas | 265.65 | J/mol×K | 452.06 | Joback Calculated Property |
| Cp,gas | 278.66 | J/mol×K | 484.33 | Joback Calculated Property |
| Cp,gas | 291.02 | J/mol×K | 516.60 | Joback Calculated Property |
| Cp,gas | 302.74 | J/mol×K | 548.88 | Joback Calculated Property |
| Cp,gas | 313.84 | J/mol×K | 581.15 | Joback Calculated Property |
| Cp,gas | 324.35 | J/mol×K | 613.42 | Joback Calculated Property |
| Cp,gas | 334.29 | J/mol×K | 645.69 | Joback Calculated Property |
| ΔvapH | 42.90 | kJ/mol | 361.50 | NIST |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [1.33; 202.64] | kPa | [304.82; 480.50] |
The Yaw...
|
| Equation | ln(Pvp) = A + B/(T + C) | |||
| Coefficient A | 1.24902e+01 | |||
| Coefficient B | -3.06332e+03 | |||
| Coefficient C | -5.37820e+01 | |||
| Temperature range, min. | 304.82 | |||
| Temperature range, max. | 480.50 | |||
| Pvap | 1.33 | kPa | 304.82 | Calculated Property |
| Pvap | 3.22 | kPa | 324.34 | Calculated Property |
| Pvap | 6.89 | kPa | 343.86 | Calculated Property |
| Pvap | 13.41 | kPa | 363.38 | Calculated Property |
| Pvap | 24.11 | kPa | 382.90 | Calculated Property |
| Pvap | 40.60 | kPa | 402.42 | Calculated Property |
| Pvap | 64.69 | kPa | 421.94 | Calculated Property |
| Pvap | 98.35 | kPa | 441.46 | Calculated Property |
| Pvap | 143.64 | kPa | 460.98 | Calculated Property |
| Pvap | 202.64 | kPa | 480.50 | Calculated Property |
Similar Compounds
Find more compounds similar to 2-Propenoic acid, 2-methyl-, 1,1-dimethylethyl ester.
Sources
- Crippen Method
- Crippen Method
- Joback Method
- McGowan Method
- NIST Webbook
- The Yaws Handbook of Vapor Pressure
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