- InChI
- InChI=1S/C5H6O3/c1-3-2-4(6)8-5(3)7/h3H,2H2,1H3
- InChI Key
- DFATXMYLKPCSCX-UHFFFAOYSA-N
- Formula
- C5H6O3
- SMILES
- CC1CC(=O)OC1=O
- Molecular Weight1
- 114.10
- CAS
- 4100-80-5
- Other Names
-
- 2-Methylsuccinic anhydride
- 3,4-Dihydro-3-methyl-2,5-furandione
- 3-Methyldihydro-2,5-furandione
- 3-Methylsuccinic anhydride
- Methylsuccinic anhydride
- Pyrotartaric anhydride
- Succinic anhydride, methyl-
- ΔcH°liquid : Standard liquid enthalpy of combustion (kJ/mol).
- ΔcH°solid : Standard solid enthalpy of combustion (kJ/mol).
- Cp,gas : Ideal gas heat capacity (J/mol×K).
- ΔfusH° : Enthalpy of fusion at standard conditions (kJ/mol).
- ΔvapH : Enthalpy of vaporization at a given temperature (kJ/mol).
- logPoct/wat : Octanol/Water partition coefficient.
- McVol : McGowan's characteristic volume (ml/mol).
- Pvap : Vapor pressure (kPa).
- Ip : Polar retention indices.
- Tboil : Normal Boiling Point Temperature (K).
- Tfus : Normal melting (fusion) point (K).
- 1: Molecular weight from the IUPAC atomic weights tables.
Physical Properties
| Property | Value | Unit | Source |
|---|---|---|---|
| ΔcH°liquid | -2213.80 ± 1.10 | kJ/mol | NIST |
| ΔcH°solid | -2205.10 ± 1.10 | kJ/mol | NIST |
| ΔfusH° | 10.72 | kJ/mol | Joback Calculated Property |
| logPoct/wat | 0.096 | Crippen Calculated Property | |
| McVol | 79.460 | ml/mol | McGowan Calculated Property |
| Ip | [1855.00; 1855.00] |
|
|
| Ip | 1855.00 | NIST | |
| Ip | 1855.00 | NIST | |
| Tboil | 512.20 | K | NIST |
| Tfus | [307.15; 309.85] | K |
|
| Tfus | 307.15 | K | Jean-Claude Bradley Open Melting Point Dataset (2014, CC0) Compiled value |
| Tfus | 309.85 ± 1.00 | K | NIST |
Cheméo can also estimate Critical Temperature, Critical Pressure, Critical Volume, Enthalpy of formation at standard conditions, Enthalpy of vaporization at standard conditions, Standard Gibbs free energy of formation, Acentric Factor, Ionization energy, Log10 of Water solubility in mol/l for this compound, but they fall outside the models' validated range, so they are not shown here. Open the prediction tool to compute them on demand.
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| ΔvapH | 59.30 | kJ/mol | 431.50 | NIST |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [110.82; 264.26] | 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 | 9.94000e+00 | |||
| Coefficient B | 4.06620e-01 | |||
| Coefficient C | -1.29800e-04 | |||
| Coefficient D | -2.25000e-08 | |||
| Coefficient E | 0.00000e+00 | |||
| Temperature range, min. | 273.00 | |||
| Temperature range, max. | 1000.00 | |||
| Cp,gas | 110.82 | J/mol×K | 273.00 | Calculated Property |
| Cp,gas | 136.55 | J/mol×K | 353.78 | Calculated Property |
| Cp,gas | 160.28 | J/mol×K | 434.56 | Calculated Property |
| Cp,gas | 181.93 | J/mol×K | 515.33 | Calculated Property |
| Cp,gas | 201.44 | J/mol×K | 596.11 | Calculated Property |
| Cp,gas | 218.73 | J/mol×K | 676.89 | Calculated Property |
| Cp,gas | 233.72 | J/mol×K | 757.67 | Calculated Property |
| Cp,gas | 246.36 | J/mol×K | 838.44 | Calculated Property |
| Cp,gas | 256.56 | J/mol×K | 919.22 | Calculated Property |
| Cp,gas | 264.26 | J/mol×K | 1000.00 | Calculated Property |
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [0.13; 102.03] | kPa | [342.80; 520.60] |
NIST
|
| Equation | ln(Y) = A + B/(T + C) Y is Pvap in kPa, T in K | |||
| Coefficient A | 1.56439e+01 | |||
| Coefficient B | -5.20330e+03 | |||
| Coefficient C | -4.83720e+01 | |||
| Reference | Stull, 1947 | |||
| Comment | Coefficents calculated by NIST from author's data. | |||
| Temperature range, min. | 342.80 | |||
| Temperature range, max. | 520.60 | |||
| Pvap | 0.13 | kPa | 342.80 | Calculated Property |
| Pvap | 0.40 | kPa | 362.56 | Calculated Property |
| Pvap | 1.06 | kPa | 382.31 | Calculated Property |
| Pvap | 2.54 | kPa | 402.07 | Calculated Property |
| Pvap | 5.53 | kPa | 421.82 | Calculated Property |
| Pvap | 11.14 | kPa | 441.58 | Calculated Property |
| Pvap | 20.99 | kPa | 461.33 | Calculated Property |
| Pvap | 37.31 | kPa | 481.09 | Calculated Property |
| Pvap | 63.07 | kPa | 500.84 | Calculated Property |
| Pvap | 102.03 | kPa | 520.60 | Calculated Property |
Similar Compounds
Find more compounds similar to 2,5-Furandione, dihydro-3-methyl-.
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, beta) Beta: served but experimental, data-limited and below our cross-validation release bar; the Joback value is recommended where available.
- Crippen Method
- Crippen Method
- Joback Method
- McGowan Method
- NIST Webbook
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