Chemical Properties of 1,3-Dimethyl-5-ethyluracil

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

168.20

Other Names

• 2,4(1H,3H)-pyrimidinedione, 5-ethyl-1,3-dimethyl-
• uracil, 5-ethyl-1,3-dimethyl-

• C_p,solid : Solid phase heat capacity (J/mol×K).
• Δ_fusH : Enthalpy of fusion at a given temperature (kJ/mol).
• Δ_subH : Enthalpy of sublimation at a given temperature (kJ/mol).
• IE : Ionization energy (eV).
• logP_oct/wat : Octanol/Water partition coefficient.
• McVol : McGowan's characteristic volume (ml/mol).
• T_fus : Normal melting (fusion) point (K).
• ¹: Molecular weight from the IUPAC atomic weights tables.

Physical Properties

Cheméo can also estimate Normal Boiling Point Temperature, 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, 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
Cp,solid	[241.10; 291.10]	J/mol×K	[298.15; 343.15]
Cp,solid	241.10	J/mol×K	298.15	Heat Capacities of Uracil, Thymine, and Its Alkylated, Cyclooligomethylenated, and Halogenated Derivatives by Differential Calorimetry
Cp,solid	250.10	J/mol×K	303.15	Heat Capacities of Uracil, Thymine, and Its Alkylated, Cyclooligomethylenated, and Halogenated Derivatives by Differential Calorimetry
Cp,solid	256.50	J/mol×K	308.15	Heat Capacities of Uracil, Thymine, and Its Alkylated, Cyclooligomethylenated, and Halogenated Derivatives by Differential Calorimetry
Cp,solid	261.00	J/mol×K	313.15	Heat Capacities of Uracil, Thymine, and Its Alkylated, Cyclooligomethylenated, and Halogenated Derivatives by Differential Calorimetry
Cp,solid	264.30	J/mol×K	318.15	Heat Capacities of Uracil, Thymine, and Its Alkylated, Cyclooligomethylenated, and Halogenated Derivatives by Differential Calorimetry
Cp,solid	267.40	J/mol×K	323.15	Heat Capacities of Uracil, Thymine, and Its Alkylated, Cyclooligomethylenated, and Halogenated Derivatives by Differential Calorimetry
Cp,solid	270.70	J/mol×K	328.15	Heat Capacities of Uracil, Thymine, and Its Alkylated, Cyclooligomethylenated, and Halogenated Derivatives by Differential Calorimetry
Cp,solid	275.20	J/mol×K	333.15	Heat Capacities of Uracil, Thymine, and Its Alkylated, Cyclooligomethylenated, and Halogenated Derivatives by Differential Calorimetry
Cp,solid	281.70	J/mol×K	338.15	Heat Capacities of Uracil, Thymine, and Its Alkylated, Cyclooligomethylenated, and Halogenated Derivatives by Differential Calorimetry
Cp,solid	291.10	J/mol×K	343.15	Heat Capacities of Uracil, Thymine, and Its Alkylated, Cyclooligomethylenated, and Halogenated Derivatives by Differential Calorimetry
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

• Cheméo Relay (1.0)
• 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
• Heat Capacities of Uracil, Thymine, and Its Alkylated, Cyclooligomethylenated, and Halogenated Derivatives by Differential Calorimetry
• McGowan Method
• NIST Webbook

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