Chemical Properties of Urea, ethyl- (CAS 625-52-5)

Urea, ethyl-

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InChI
InChI=1S/C3H8N2O/c1-2-5-3(4)6/h2H2,1H3,(H3,4,5,6)
InChI Key
RYECOJGRJDOGPP-UHFFFAOYSA-N
Formula
C3H8N2O
SMILES
CCNC(N)=O
Molecular Weight1
88.11
CAS
625-52-5
Other Names
  • 1-Ethylurea
  • Ethylurea
  • N-Ethylurea
  • Urea, 1-ethyl-
Sources

Physical Properties

Property Value Unit Source
Δcsolid -1966.10 ± 0.61 kJ/mol NIST
Δcsolid -1976.00 kJ/mol NIST
Δf 1.30 kJ/mol Joback Calculated Property
Δfgas -257.50 ± 1.00 kJ/mol NIST
Δfsolid -357.76 ± 0.74 kJ/mol NIST
Δfsolid -340.00 kJ/mol NIST
Δfus 15.42 kJ/mol Joback Calculated Property
Δvap 46.09 kJ/mol Joback Calculated Property
logPoct/wat -0.33 Crippen Calculated Property
Pc 5304.68 kPa Joback Calculated Property
Tboil 444.61 K Joback Calculated Property
Tc 645.43 K Joback Calculated Property
Tfus 367.80 ± 0.50 K NIST
Ttriple 368.90 ± 0.50 K NIST
Ttriple 365.00 ± 0.00 K NIST
Vc 0.27 m3/kg-mol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas 151.37 J/mol×K 444.61 Joback Calculated Property
ΔfusH 14.39 kJ/mol 365.1 NIST
ΔfusH 13.90 kJ/mol 367.8 NIST
ΔsubH [91.80; 100.30] kJ/mol [337.00; 350.00] Show Hide
Plot of Enthalpy of sublimation at a given temperature.
ΔsubH 100.30 ± 0.70 kJ/mol 337.0 NIST
ΔsubH 98.10 ± 1.10 kJ/mol 343.5 NIST
ΔsubH 97.80 ± 1.10 kJ/mol 343.5 NIST
ΔsubH 91.80 ± 1.20 kJ/mol 349.0 NIST
ΔsubH 96.40 ± 1.10 kJ/mol 350.0 NIST
ΔfusS 37.90 J/mol×K 367.8 NIST

Molecular Descriptors

Joback and Reid Groups
>NH 1
-CH2- 1
>C=O (nonring) 1
-CH3 1
-NH2 1

Similar Compounds

Urea, N,N'-diethyl-. Urea, (2-fluoroethyl)-. 2-Imidazolidinone. Acetamide, N-(aminocarbonyl)-. Urea, methyl-. N-Ethylformamide. Urea, butyl-. Urea, (1,1-dimethylethyl)-. Urea, N,N-diethyl-. dimethylurea. Urea, N,N'-dimethyl-. N,n'-diallylurea. Formamide, n-cyanomethyl-. Formamide, N-propyl-. Urea, N,N-dimethyl-.

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