- InChI
- InChI=1S/C8H12O2/c1-7-3-4-8(2,6-9)10-5-7/h5-6H,3-4H2,1-2H3
- InChI Key
- DYVJZCIYRQUXBA-UHFFFAOYSA-N
- Formula
- C8H12O2
- SMILES
- CC1=COC(C)(C=O)CC1
- Molecular Weight1
- 140.18
- CAS
- 1920-21-4
- Other Names
-
- Methacrolein dimer
- Methacrylaldehyde dimer
- 1,4-Pyran, 2,3-dihydro-2,5-dimethyl-2-formyl-
- 2,3-Dihydro-2,5-dimethyl-2-formyl-1,4-pyran
- 2,3-Dihydro-2,5-dimethyl-2H-pyran-2-carboxaldehyde
- 2H-Pyran-2-carboxaldehyde, 3,4-dihydro-2,5-dimethylmethacrolein dimer
- 3,4-dihydro-2,5-dimethyl-2H-pyran-2-carbaldehyde
- 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).
- 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° | -129.87 | kJ/mol | Joback Calculated Property |
| ΔfH°gas | -310.16 | kJ/mol | Joback Calculated Property |
| ΔfusH° | 13.11 | kJ/mol | Joback Calculated Property |
| ΔvapH° | 44.86 | kJ/mol | Joback Calculated Property |
| log10WS | -1.89 | Crippen Calculated Property | |
| logPoct/wat | 1.658 | Crippen Calculated Property | |
| McVol | 115.860 | ml/mol | McGowan Calculated Property |
| Pc | 3673.09 | kPa | Joback Calculated Property |
| Tboil | 481.98 | K | Joback Calculated Property |
| Tc | 701.29 | K | Joback Calculated Property |
| Tfus | 209.00 ± 0.60 | K | NIST |
| Vc | 0.439 | m3/kmol | Joback Calculated Property |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [254.70; 325.44] | J/mol×K | [481.98; 701.29] | 
|
| Cp,gas | 254.70 | J/mol×K | 481.98 | Joback Calculated Property |
| Cp,gas | 268.57 | J/mol×K | 518.53 | Joback Calculated Property |
| Cp,gas | 281.47 | J/mol×K | 555.08 | Joback Calculated Property |
| Cp,gas | 293.50 | J/mol×K | 591.63 | Joback Calculated Property |
| Cp,gas | 304.77 | J/mol×K | 628.19 | Joback Calculated Property |
| Cp,gas | 315.38 | J/mol×K | 664.74 | Joback Calculated Property |
| Cp,gas | 325.44 | J/mol×K | 701.29 | Joback Calculated Property |
Similar Compounds
Find more compounds similar to 2H-Pyran-2-carboxaldehyde, 3,4-dihydro-2,5-dimethyl-.
Sources
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