- InChI
- InChI=1S/C8H12N2O2/c1-4-6-5-9(2)8(12)10(3)7(6)11/h5H,4H2,1-3H3
- InChI Key
- RGFNQXKFHSVDHI-UHFFFAOYSA-N
- Formula
- C8H12N2O2
- SMILES
- CCc1cn(C)c(=O)n(C)c1=O
- Molecular Weight1
- 168.19
- CAS
- 31703-08-9
- Other Names
-
- 2,4(1H,3H)-pyrimidinedione, 5-ethyl-1,3-dimethyl-
- uracil, 5-ethyl-1,3-dimethyl-
- Cp,solid : Solid phase heat capacity (J/mol×K).
- ΔfusH : Enthalpy of fusion at a given temperature (kJ/mol).
- ΔsubH : Enthalpy of sublimation 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).
- 1: Molecular weight from the IUPAC atomic weights tables.
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Physical Properties
| Property | Value | Unit | Source |
|---|---|---|---|
| log10WS | -3.69 | Crippen Calculated Property | |
| logPoct/wat | -0.354 | Crippen Calculated Property | |
| McVol | 131.520 | ml/mol | McGowan Calculated Property |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,solid | [241.10; 291.10] | J/mol×K | [298.15; 343.15] | 
|
|
T(K) Solid phase heat capacity (J/mol×K) 240 250 260 270 280 290 300 320 340 | ||||
| Cp,solid | 241.10 | J/mol×K | 298.15 | Heat Ca... |
| Cp,solid | 250.10 | J/mol×K | 303.15 | Heat Ca... |
| Cp,solid | 256.50 | J/mol×K | 308.15 | Heat Ca... |
| Cp,solid | 261.00 | J/mol×K | 313.15 | Heat Ca... |
| Cp,solid | 264.30 | J/mol×K | 318.15 | Heat Ca... |
| Cp,solid | 267.40 | J/mol×K | 323.15 | Heat Ca... |
| Cp,solid | 270.70 | J/mol×K | 328.15 | Heat Ca... |
| Cp,solid | 275.20 | J/mol×K | 333.15 | Heat Ca... |
| Cp,solid | 281.70 | J/mol×K | 338.15 | Heat Ca... |
| Cp,solid | 291.10 | J/mol×K | 343.15 | Heat Ca... |
| ΔfusH | 19.40 | kJ/mol | 354.40 | NIST |
| ΔsubH | [98.70; 110.00] | kJ/mol | [308.00; 329.50] |
|
| ΔsubH | 99.30 ± 0.20 | kJ/mol | 308.00 | NIST |
| ΔsubH | 98.70 ± 1.70 | kJ/mol | 316.50 | NIST |
| ΔsubH | 110.00 ± 1.20 | kJ/mol | 329.50 | NIST |
Similar Compounds
Find more compounds similar to 1,3-Dimethyl-5-ethyluracil.
Sources
- Crippen Method
- Crippen Method
- Heat Capacities of Uracil, Thymine, and Its Alkylated, Cyclooligomethylenated, and Halogenated Derivatives by Differential Calorimetry
- McGowan Method
- NIST Webbook
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