- InChI
- InChI=1S/C10H18O3/c1-9(2,3)7(11)13-8(12)10(4,5)6/h1-6H3
- InChI Key
- PGZVFRAEAAXREB-UHFFFAOYSA-N
- Formula
- C10H18O3
- SMILES
- CC(C)(C)C(=O)OC(=O)C(C)(C)C
- Molecular Weight1
- 186.25
- CAS
- 1538-75-6
- Other Names
-
- Trimethylacetic anhydride
- Pivalic anhydride
- Pivalic anydride
- Propanoic acid, 2,2-dimethyl-, anhydride
- Cp,gas : Ideal gas heat capacity (J/mol×K).
- η : Dynamic viscosity (Pa×s).
- 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).
- Inp : Non-polar retention indices.
- 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° | -323.84 | kJ/mol | Joback Calculated Property |
| ΔfH°gas | -624.61 | kJ/mol | Joback Calculated Property |
| ΔfusH° | 11.21 | kJ/mol | Joback Calculated Property |
| ΔvapH° | 51.16 | kJ/mol | Joback Calculated Property |
| log10WS | -2.16 | Crippen Calculated Property | |
| logPoct/wat | 2.148 | Crippen Calculated Property | |
| McVol | 160.770 | ml/mol | McGowan Calculated Property |
| Pc | 2424.27 | kPa | Joback Calculated Property |
| Inp | 1053.00 | NIST | |
| Tboil | 466.20 | K | NIST |
| Tc | 754.25 | K | Joback Calculated Property |
| Tfus | 329.39 | K | Joback Calculated Property |
| Vc | 0.604 | m3/kmol | Joback Calculated Property |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [396.75; 474.13] | J/mol×K | [551.90; 754.25] | 
|
| Cp,gas | 396.75 | J/mol×K | 551.90 | Joback Calculated Property |
| Cp,gas | 411.79 | J/mol×K | 585.63 | Joback Calculated Property |
| Cp,gas | 425.92 | J/mol×K | 619.35 | Joback Calculated Property |
| Cp,gas | 439.18 | J/mol×K | 653.08 | Joback Calculated Property |
| Cp,gas | 451.60 | J/mol×K | 686.80 | Joback Calculated Property |
| Cp,gas | 463.24 | J/mol×K | 720.53 | Joback Calculated Property |
| Cp,gas | 474.13 | J/mol×K | 754.25 | Joback Calculated Property |
| η | [0.0002020; 0.0035749] | Pa×s | [329.39; 551.90] |
|
| η | 0.0035749 | Pa×s | 329.39 | Joback Calculated Property |
| η | 0.0017380 | Pa×s | 366.47 | Joback Calculated Property |
| η | 0.0009647 | Pa×s | 403.56 | Joback Calculated Property |
| η | 0.0005912 | Pa×s | 440.64 | Joback Calculated Property |
| η | 0.0003910 | Pa×s | 477.73 | Joback Calculated Property |
| η | 0.0002744 | Pa×s | 514.82 | Joback Calculated Property |
| η | 0.0002020 | Pa×s | 551.90 | Joback Calculated Property |
| ΔvapH | [40.30; 50.70] | kJ/mol | [434.00; 434.00] |
|
| ΔvapH | 50.70 ± 0.20 | kJ/mol | 434.00 | NIST |
| ΔvapH | 47.40 ± 0.20 | kJ/mol | 434.00 | NIST |
| ΔvapH | 44.00 ± 0.40 | kJ/mol | 434.00 | NIST |
| ΔvapH | 40.30 ± 0.70 | kJ/mol | 434.00 | NIST |
Similar Compounds
Find more compounds similar to 2,2-Dimethylpropanoic anhydride.
Sources
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