- InChI
- InChI=1S/C8H10O3/c1-5(2)7(9)11-8(10)6(3)4/h1,3H2,2,4H3
- InChI Key
- DCUFMVPCXCSVNP-UHFFFAOYSA-N
- Formula
- C8H10O3
- SMILES
- C=C(C)C(=O)OC(=O)C(=C)C
- Molecular Weight1
- 154.16
- CAS
- 760-93-0
- Other Names
-
- 2-Propenoic acid, 2-methyl-, anhydride
- Methacrylic acid anhydride
- Methacryloyl anhydride
- 2-Methyl-2-propenoic acid 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).
- 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 |
|---|---|---|---|
| ΔfG° | -187.78 | kJ/mol | Joback Calculated Property |
| ΔfH°gas | -334.55 | kJ/mol | Joback Calculated Property |
| ΔfusH° | 15.68 | kJ/mol | Joback Calculated Property |
| ΔvapH° | 48.12 | kJ/mol | Joback Calculated Property |
| log10WS | -1.52 | Crippen Calculated Property | |
| logPoct/wat | 1.208 | Crippen Calculated Property | |
| McVol | 123.990 | ml/mol | McGowan Calculated Property |
| Pc | 3145.56 | kPa | Joback Calculated Property |
| Tboil | 505.72 | K | Joback Calculated Property |
| Tc | 705.07 | K | Joback Calculated Property |
| Tfus | 270.57 | K | Joback Calculated Property |
| Vc | 0.477 | m3/kmol | Joback Calculated Property |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [262.40; 318.20] | J/mol×K | [505.72; 705.07] | 
|
| Cp,gas | 262.40 | J/mol×K | 505.72 | Joback Calculated Property |
| Cp,gas | 272.95 | J/mol×K | 538.94 | Joback Calculated Property |
| Cp,gas | 282.99 | J/mol×K | 572.17 | Joback Calculated Property |
| Cp,gas | 292.52 | J/mol×K | 605.39 | Joback Calculated Property |
| Cp,gas | 301.56 | J/mol×K | 638.62 | Joback Calculated Property |
| Cp,gas | 310.12 | J/mol×K | 671.84 | Joback Calculated Property |
| Cp,gas | 318.20 | J/mol×K | 705.07 | Joback Calculated Property |
Pressure Dependent Properties
| Property | Value | Unit | Pressure (kPa) | Source |
|---|---|---|---|---|
| Tboilr | 360.20 | K | 1.70 | NIST |
Similar Compounds
Find more compounds similar to Methacrylic anhydride.
Sources
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