Chemical Properties of Urea, trimethyl- (CAS 632-14-4)

InChI

InChI=1S/C4H10N2O/c1-5-4(7)6(2)3/h1-3H3,(H,5,7)

InChI Key

COSWCAGTKRUTQV-UHFFFAOYSA-N

Formula

C4H10N2O

SMILES

CNC(=O)N(C)C

Molecular Weight¹

102.14

CAS

632-14-4

Other Names

• N,N,N'-Trimethylurea
• N,N'-Dimethyl-N-methylurea
• Trimethylurea
• 1,1,3-Trimethylurea
• (CH3)2NCONHCH3
• Urea, 1,1,3-trimethyl-
• Trimethylharnstoff

• ω : Acentric Factor.
• Δ_cH°_solid : Standard solid enthalpy of combustion (kJ/mol).
• C_p,gas : Ideal gas heat capacity (J/mol×K).
• Δ_fG° : Standard Gibbs free energy of formation (kJ/mol).
• Δ_fH°_gas : Enthalpy of formation at standard conditions (kJ/mol).
• Δ_fH°_solid : Solid phase enthalpy of formation at standard conditions (kJ/mol).
• Δ_fusH° : Enthalpy of fusion at standard conditions (kJ/mol).
• Δ_fusH : Enthalpy of fusion at a given temperature (kJ/mol).
• Δ_vapH° : Enthalpy of vaporization at standard conditions (kJ/mol).
• Δ_vapH : Enthalpy of vaporization at a given temperature (kJ/mol).
• IE : Ionization energy (eV).
• log₁₀WS : Log10 of Water solubility in mol/l.
• logP_oct/wat : Octanol/Water partition coefficient.
• McVol : McGowan's characteristic volume (ml/mol).
• P_c : Critical Pressure (kPa).
• I_np : Non-polar retention indices.
• Δ_fusS : Entropy of fusion at a given temperature (J/mol×K).
• T_boil : Normal Boiling Point Temperature (K).
• T_boilr : Boiling point at reduced pressure (K).
• T_c : Critical Temperature (K).
• T_fus : Normal melting (fusion) point (K).
• V_c : Critical Volume (m³/kmol).
• ¹: Molecular weight from the IUPAC atomic weights tables.

Physical Properties

Property	Value	Unit	Source
ω	0.4709		Relay (1.0) Calculated Property
ΔcH°solid	-2672.70 ± 4.20	kJ/mol	NIST
ΔfG°	54.05	kJ/mol	Joback Calculated Property
ΔfH°gas	-236.03	kJ/mol	Relay (1.0) Calculated Property
ΔfH°solid	-330.50 ± 4.20	kJ/mol	NIST
ΔfusH°	15.83	kJ/mol	Joback Calculated Property
ΔvapH°	59.80	kJ/mol	Relay (1.0) Calculated Property
IE	[8.80; 8.94]	eV
IE	8.94 ± 0.05	eV	NIST
IE	8.80	eV	NIST
log10WS	0.80		Relay (1.0) Calculated Property
logPoct/wat	-0.113		Crippen Calculated Property
McVol	88.750	ml/mol	McGowan Calculated Property
Pc	4283.05	kPa	Joback Calculated Property
Inp	976.00		NIST
Tboil	505.70	K	NIST
Tc	653.81	K	Relay (1.0) Calculated Property
Tfus	333.54	K	Relay (1.0) Calculated Property
Vc	0.343	m3/kmol	Relay (1.0) Calculated Property

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[170.48; 221.18]	J/mol×K	[407.40; 590.25]
Cp,gas	170.48	J/mol×K	407.40	Joback Calculated Property
Cp,gas	179.99	J/mol×K	437.88	Joback Calculated Property
Cp,gas	189.06	J/mol×K	468.35	Joback Calculated Property
Cp,gas	197.70	J/mol×K	498.83	Joback Calculated Property
Cp,gas	205.92	J/mol×K	529.30	Joback Calculated Property
Cp,gas	213.75	J/mol×K	559.78	Joback Calculated Property
Cp,gas	221.18	J/mol×K	590.25	Joback Calculated Property
ΔfusH	[14.30; 14.30]	kJ/mol	[344.40; 344.40]
ΔfusH	14.30	kJ/mol	344.40	NIST
ΔfusH	14.30	kJ/mol	344.40	NIST
ΔfusH	14.30	kJ/mol	344.40	NIST
ΔvapH	89.70 ± 1.20	kJ/mol	360.00	NIST
ΔfusS	41.50	J/mol×K	344.40	NIST

Pressure Dependent Properties

Similar Compounds

Find more compounds similar to Urea, trimethyl-.

Sources

• Cheméo Relay (1.0)
• Crippen Method
• Crippen Method
• Joback Method
• McGowan Method
• NIST Webbook

Note: Cheméo is only indexing the data, follow the source links to retrieve the latest data. The source is also providing more information like the publication year, authors and more. Take the time to validate and double check the source of the data.