Chemical Properties of Formamide (CAS 75-12-7)

InChI

InChI=1S/CH3NO/c2-1-3/h1H,(H2,2,3)

InChI Key

ZHNUHDYFZUAESO-UHFFFAOYSA-N

Formula

CH3NO

SMILES

NC=O

Molecular Weight¹

45.04

CAS

75-12-7

Other Names

• Amid kyseliny mravenci
• HCONH2
• carbamaldehyde
• formimidic acid
• methanamide

• ω : Acentric Factor.
• PAff : Proton affinity (kJ/mol).
• BasG : Gas basicity (kJ/mol).
• C_p,gas : Ideal gas heat capacity (J/mol×K).
• C_p,liquid : Liquid phase heat capacity (J/mol×K).
• η : Dynamic viscosity (Pa×s).
• EA : Electron affinity (eV).
• ε_r : Dielectric Constant (Relative permittivity).
• Δ_fH°_gas : Enthalpy of formation at standard conditions (kJ/mol).
• Δ_fH°_liquid : Liquid 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_subH° : Enthalpy of sublimation at standard conditions (kJ/mol).
• Δ_subH : Enthalpy of sublimation 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).
• logP_oct/wat : Octanol/Water partition coefficient.
• McVol : McGowan's characteristic volume (ml/mol).
• P_c : Critical Pressure (kPa).
• P_vap : Vapor pressure (kPa).
• n₀ : Refractive Index.
• ρ_l : Liquid Density (kg/m³).
• I_p : Polar retention indices.
• Δ_fusS : Entropy of fusion at a given temperature (J/mol×K).
• c_sound,fluid : Speed of sound in fluid (m/s).
• γ : Surface Tension (N/m).
• T_c : Critical Temperature (K).
• T_fus : Normal melting (fusion) point (K).
• T_triple : Triple Point Temperature (K).
• V_c : Critical Volume (m³/kmol).
• ¹: Molecular weight from the IUPAC atomic weights tables.

Physical Properties

Property	Value	Unit	Source
ω	0.4378		PSRK revision IV (2005), critical constants and acentric factors of 1000 components Compiled value
PAff	822.20	kJ/mol	NIST
BasG	791.20	kJ/mol	NIST
EA	0.02	eV	NIST
ΔfH°gas	-186.00	kJ/mol	NIST
ΔfH°liquid	-251.00	kJ/mol	NIST
ΔfusH°	5.83	kJ/mol	Joback Calculated Property
ΔsubH°	71.70	kJ/mol	NIST
ΔvapH°	[60.15; 64.98]	kJ/mol
ΔvapH°	60.15	kJ/mol	NIST
ΔvapH°	60.20	kJ/mol	NIST
ΔvapH°	64.98	kJ/mol	NIST
IE	[9.95; 10.50]	eV
IE	10.16 ± 0.06	eV	NIST
IE	10.15	eV	NIST
IE	10.00	eV	NIST
IE	Outlier 10.50 ± 0.05	eV	NIST
IE	10.13	eV	NIST
IE	10.25 ± 0.02	eV	NIST
IE	10.16 ± 0.03	eV	NIST
IE	10.24	eV	NIST
IE	9.95	eV	NIST
IE	10.15	eV	NIST
IE	10.30	eV	NIST
IE	10.40	eV	NIST
logPoct/wat	-0.898		Crippen Calculated Property
McVol	36.500	ml/mol	McGowan Calculated Property
Pc	7800.00	kPa	PSRK revision IV (2005), critical constants and acentric factors of 1000 components Compiled value
Ip	[1772.00; 1791.00]
Ip	1772.00		NIST
Ip	1791.00		NIST
Ip	1772.00		NIST
Ip	1791.00		NIST
Tc	771.00	K	PSRK revision IV (2005), critical constants and acentric factors of 1000 components Compiled value
Tfus	[275.00; 275.70]	K
Tfus	275.54	K	Solid liquid equilibrium in the ternary system acetic acid propanoic acid formamide
Tfus	275.15	K	Jean-Claude Bradley Open Melting Point Dataset (2014, CC0) Compiled value
Tfus	275.70	K	KDB
Tfus	275.70 ± 0.10	K	NIST
Tfus	275.00 ± 1.50	K	NIST
Tfus	275.70 ± 1.50	K	NIST
Ttriple	[275.60; 275.72]	K
Ttriple	275.60 ± 0.02	K	NIST
Ttriple	275.72 ± 0.02	K	NIST
Vc	0.125	m3/kmol	PSRK revision IV (2005), critical constants and acentric factors of 1000 components Compiled value

Cheméo can also estimate Normal Boiling Point Temperature, Standard Gibbs free energy of formation, 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,liquid	[105.20; 108.11]	J/mol×K	[293.00; 298.15]
Cp,liquid	105.20	J/mol×K	293.00	NIST
Cp,liquid	107.60	J/mol×K	298.00	NIST
Cp,liquid	107.61	J/mol×K	298.15	NIST
Cp,liquid	107.90	J/mol×K	298.15	NIST
Cp,liquid	108.11	J/mol×K	298.15	NIST
Cp,liquid	107.00	J/mol×K	298.15	NIST
Cp,liquid	107.62	J/mol×K	298.15	NIST
Cp,liquid	108.11	J/mol×K	298.15	NIST
η	[0.0014900; 0.0036542]	Pa×s	[293.15; 348.15]
η	0.0036542	Pa×s	293.15	Molecular interactions in binary mixtures of formamide with 1-butanol, 2-butanol, 1,3-butanediol and 1,4-butanediol at different temperatures: An ultrasonic and viscometric study
η	0.0033020	Pa×s	298.15	Viscosity, Density, and Speed of Sound for the Binary Mixtures of Formamide with 2-Methoxyethanol, Acetophenone, Acetonitrile, 1,2-Dimethoxyethane, and Dimethylsulfoxide at Different Temperatures
η	0.0033220	Pa×s	298.15	Molecular interactions in binary mixtures of formamide with 1-butanol, 2-butanol, 1,3-butanediol and 1,4-butanediol at different temperatures: An ultrasonic and viscometric study
η	0.0032300	Pa×s	298.15	Viscosity of Ammonium Nitrate + Formamide Mixtures
η	0.0029663	Pa×s	303.15	Molecular interactions in binary mixtures of formamide with 1-butanol, 2-butanol, 1,3-butanediol and 1,4-butanediol at different temperatures: An ultrasonic and viscometric study
η	0.0029500	Pa×s	303.15	Viscosity of Ammonium Nitrate + Formamide Mixtures
η	0.0026531	Pa×s	308.15	Molecular interactions in binary mixtures of formamide with 1-butanol, 2-butanol, 1,3-butanediol and 1,4-butanediol at different temperatures: An ultrasonic and viscometric study
η	0.0025420	Pa×s	308.15	Viscosity, Density, and Speed of Sound for the Binary Mixtures of Formamide with 2-Methoxyethanol, Acetophenone, Acetonitrile, 1,2-Dimethoxyethane, and Dimethylsulfoxide at Different Temperatures
η	0.0026700	Pa×s	308.15	Viscosity of Ammonium Nitrate + Formamide Mixtures
η	0.0024039	Pa×s	313.15	Molecular interactions in binary mixtures of formamide with 1-butanol, 2-butanol, 1,3-butanediol and 1,4-butanediol at different temperatures: An ultrasonic and viscometric study
η	0.0024300	Pa×s	313.15	Viscosity of Ammonium Nitrate + Formamide Mixtures
η	0.0022000	Pa×s	318.15	Viscosity of Ammonium Nitrate + Formamide Mixtures
η	0.0022187	Pa×s	318.15	Molecular interactions in binary mixtures of formamide with 1-butanol, 2-butanol, 1,3-butanediol and 1,4-butanediol at different temperatures: An ultrasonic and viscometric study
η	0.0020010	Pa×s	318.15	Viscosity, Density, and Speed of Sound for the Binary Mixtures of Formamide with 2-Methoxyethanol, Acetophenone, Acetonitrile, 1,2-Dimethoxyethane, and Dimethylsulfoxide at Different Temperatures
η	0.0019900	Pa×s	323.15	Viscosity of Ammonium Nitrate + Formamide Mixtures
η	0.0018200	Pa×s	328.15	Viscosity of Ammonium Nitrate + Formamide Mixtures
η	0.0016900	Pa×s	333.15	Viscosity of Ammonium Nitrate + Formamide Mixtures
η	0.0015800	Pa×s	338.15	Viscosity of Ammonium Nitrate + Formamide Mixtures
η	0.0015200	Pa×s	343.15	Viscosity of Ammonium Nitrate + Formamide Mixtures
η	0.0014900	Pa×s	348.15	Viscosity of Ammonium Nitrate + Formamide Mixtures
εr	[106.14; 106.14]		[303.15; 303.15]
εr	106.14		303.15	Dielectric properties and hydrogen bonding interaction behaviour in binary mixtures of glycerol with amides and amines
εr	106.14		303.15	Dielectric constant and molecular association in binary mixtures of N,N-dimethylethanolamine with alcohols and amides
ΔfusH	[7.98; 8.67]	kJ/mol	[275.60; 275.72]
ΔfusH	8.67	kJ/mol	275.60	NIST
ΔfusH	8.67	kJ/mol	275.60	NIST
ΔfusH	8.67	kJ/mol	275.60	NIST
ΔfusH	7.98	kJ/mol	275.70	NIST
ΔfusH	7.98	kJ/mol	275.70	NIST
ΔfusH	7.98	kJ/mol	275.72	NIST
ΔsubH	[71.70; 72.40]	kJ/mol	[262.00; 276.00]
ΔsubH	72.40	kJ/mol	262.00	NIST
ΔsubH	71.70	kJ/mol	276.00	NIST
ΔvapH	[61.20; 70.80]	kJ/mol	[335.00; 440.50]
ΔvapH	70.80	kJ/mol	335.00	NIST
ΔvapH	64.00	kJ/mol	413.00	NIST
ΔvapH	61.20	kJ/mol	440.50	NIST
Pvap	[0.01; 26.70]	kPa	[303.40; 444.50]
Pvap	0.01	kPa	303.40	Thermochemical Properties of Formamide Revisited: New Experiment and Quantum Mechanical Calculations
Pvap	0.02	kPa	308.20	Thermochemical Properties of Formamide Revisited: New Experiment and Quantum Mechanical Calculations
Pvap	0.03	kPa	313.20	Thermochemical Properties of Formamide Revisited: New Experiment and Quantum Mechanical Calculations
Pvap	0.05	kPa	318.20	Thermochemical Properties of Formamide Revisited: New Experiment and Quantum Mechanical Calculations
Pvap	0.06	kPa	323.20	Thermochemical Properties of Formamide Revisited: New Experiment and Quantum Mechanical Calculations
Pvap	0.09	kPa	328.20	Thermochemical Properties of Formamide Revisited: New Experiment and Quantum Mechanical Calculations
Pvap	0.12	kPa	333.20	Thermochemical Properties of Formamide Revisited: New Experiment and Quantum Mechanical Calculations
Pvap	0.17	kPa	338.20	Thermochemical Properties of Formamide Revisited: New Experiment and Quantum Mechanical Calculations
Pvap	0.23	kPa	343.20	Thermochemical Properties of Formamide Revisited: New Experiment and Quantum Mechanical Calculations
Pvap	0.31	kPa	348.20	Thermochemical Properties of Formamide Revisited: New Experiment and Quantum Mechanical Calculations
Pvap	0.28	kPa	348.40	Density, Viscosity, Refractive Index, Excess Molar Volume, Viscosity, and Refractive Index Deviations and Their Correlations for the (Formamide + Water) System. Isobaric (Vapor + Liquid) Equilibrium at 2.5 kPa
Pvap	0.45	kPa	353.30	Thermochemical Properties of Formamide Revisited: New Experiment and Quantum Mechanical Calculations
Pvap	0.55	kPa	358.20	Thermochemical Properties of Formamide Revisited: New Experiment and Quantum Mechanical Calculations
Pvap	0.65	kPa	359.30	Density, Viscosity, Refractive Index, Excess Molar Volume, Viscosity, and Refractive Index Deviations and Their Correlations for the (Formamide + Water) System. Isobaric (Vapor + Liquid) Equilibrium at 2.5 kPa
Pvap	0.78	kPa	363.20	Thermochemical Properties of Formamide Revisited: New Experiment and Quantum Mechanical Calculations
Pvap	0.99	kPa	368.10	Thermochemical Properties of Formamide Revisited: New Experiment and Quantum Mechanical Calculations
Pvap	0.99	kPa	368.10	Thermochemical Properties of Formamide Revisited: New Experiment and Quantum Mechanical Calculations
Pvap	1.30	kPa	371.70	Density, Viscosity, Refractive Index, Excess Molar Volume, Viscosity, and Refractive Index Deviations and Their Correlations for the (Formamide + Water) System. Isobaric (Vapor + Liquid) Equilibrium at 2.5 kPa
Pvap	1.27	kPa	373.20	Thermochemical Properties of Formamide Revisited: New Experiment and Quantum Mechanical Calculations
Pvap	1.48	kPa	376.00	Thermochemical Properties of Formamide Revisited: New Experiment and Quantum Mechanical Calculations
Pvap	2.50	kPa	384.50	Density, Viscosity, Refractive Index, Excess Molar Volume, Viscosity, and Refractive Index Deviations and Their Correlations for the (Formamide + Water) System. Isobaric (Vapor + Liquid) Equilibrium at 2.5 kPa
Pvap	2.67	kPa	386.30	Density, Viscosity, Refractive Index, Excess Molar Volume, Viscosity, and Refractive Index Deviations and Their Correlations for the (Formamide + Water) System. Isobaric (Vapor + Liquid) Equilibrium at 2.5 kPa
Pvap	5.33	kPa	401.80	Density, Viscosity, Refractive Index, Excess Molar Volume, Viscosity, and Refractive Index Deviations and Their Correlations for the (Formamide + Water) System. Isobaric (Vapor + Liquid) Equilibrium at 2.5 kPa
Pvap	8.00	kPa	411.90	Density, Viscosity, Refractive Index, Excess Molar Volume, Viscosity, and Refractive Index Deviations and Their Correlations for the (Formamide + Water) System. Isobaric (Vapor + Liquid) Equilibrium at 2.5 kPa
Pvap	13.33	kPa	425.30	Density, Viscosity, Refractive Index, Excess Molar Volume, Viscosity, and Refractive Index Deviations and Their Correlations for the (Formamide + Water) System. Isobaric (Vapor + Liquid) Equilibrium at 2.5 kPa
Pvap	26.70	kPa	444.50	Density, Viscosity, Refractive Index, Excess Molar Volume, Viscosity, and Refractive Index Deviations and Their Correlations for the (Formamide + Water) System. Isobaric (Vapor + Liquid) Equilibrium at 2.5 kPa
n0	[1.44330; 1.44750]		[293.15; 318.15]
n0	1.44750		293.15	Refractive Indices and Deviations in Refractive Indices for Binary Mixtures of Formamide + 1-Butanol, + 2-Butanol, + 1,3-Butanediol, and + 1,4-Butanediol at Temperatures from (293.15 to 318.15) K
n0	1.44630		298.15	Enthalpies of solution of N,N,N0,N0-tetramethylurea in amides, dimethylsulphoxide, and acetone at 298.15 K
n0	1.44650		298.15	Enthalpies of solution of tetramethyl-bis-urea (Mebicarum) in amides and acetone at 298.15 K
n0	1.44650		298.15	Enthalpies of solution of L-phenylalanine in aqueous solution of amides at 298.15 K.
n0	1.44610		298.15	Molar excess enthalpies and molar excess volumes of formamide + 1-propanol or 2-propanol and thermodynamic modeling by Prigogine-Flory-Patterson theory and Treszczanowicz-Benson association model
n0	1.44670		298.15	Refractive Indices and Deviations in Refractive Indices for Binary Mixtures of Formamide + 1-Butanol, + 2-Butanol, + 1,3-Butanediol, and + 1,4-Butanediol at Temperatures from (293.15 to 318.15) K
n0	1.44590		303.15	Refractive Indices and Deviations in Refractive Indices for Binary Mixtures of Formamide + 1-Butanol, + 2-Butanol, + 1,3-Butanediol, and + 1,4-Butanediol at Temperatures from (293.15 to 318.15) K
n0	1.44510		308.15	Refractive Indices and Deviations in Refractive Indices for Binary Mixtures of Formamide + 1-Butanol, + 2-Butanol, + 1,3-Butanediol, and + 1,4-Butanediol at Temperatures from (293.15 to 318.15) K
n0	1.44420		313.15	Refractive Indices and Deviations in Refractive Indices for Binary Mixtures of Formamide + 1-Butanol, + 2-Butanol, + 1,3-Butanediol, and + 1,4-Butanediol at Temperatures from (293.15 to 318.15) K
n0	1.44330		318.15	Refractive Indices and Deviations in Refractive Indices for Binary Mixtures of Formamide + 1-Butanol, + 2-Butanol, + 1,3-Butanediol, and + 1,4-Butanediol at Temperatures from (293.15 to 318.15) K
ρl	[1099.88; 1146.62]	kg/m3	[278.15; 333.15]
ρl	1146.62	kg/m3	278.15	Densities and Molar Isobaric Thermal Expansions of the Water + Formamide Mixture over the Temperature Range from 274.15 to 333.15 K at Atmospheric Pressure
ρl	1138.17	kg/m3	288.15	Densities and Molar Isobaric Thermal Expansions of the Water + Formamide Mixture over the Temperature Range from 274.15 to 333.15 K at Atmospheric Pressure
ρl	1137.91	kg/m3	288.15	Solutions of Urea and Tetramethylurea in Formamide and Water: A Comparative Analysis of Volume Characteristics and Solute-Solute Interaction Parameters at Temperatures from 288.15 to 328.15 K and Ambient Pressure
ρl	1137.80	kg/m3	288.15	Solution behavior of {(formamide/N-methylformamide/ N,N-dimethylformamide) + CsCl + water} ternary systems at multiple temperatures
ρl	1133.00	kg/m3	293.15	Densities and volumetric properties of (acetonitrile + an amide) binary mixtures at temperatures between 293.15 K and 318.15 K
ρl	1132.00	kg/m3	293.15	Interpretation of Association Behavior and Molecular Interactions in Binary Mixtures from Thermoacoustics and Molecular Compression Data
ρl	1134.10	kg/m3	293.15	Volumetric properties of binary mixtures of (water + organic solvents) at temperatures between T = 288.15 K and T = 303.15 K at p = 0.1 MPa
ρl	1129.00	kg/m3	298.15	Interpretation of Association Behavior and Molecular Interactions in Binary Mixtures from Thermoacoustics and Molecular Compression Data
ρl	1129.50	kg/m3	298.15	Topological and thermodynamic investigations of mixtures containing o-chlorotoluene and lower amides
ρl	1129.49	kg/m3	298.15	Solutions of Urea and Tetramethylurea in Formamide and Water: A Comparative Analysis of Volume Characteristics and Solute-Solute Interaction Parameters at Temperatures from 288.15 to 328.15 K and Ambient Pressure
ρl	1129.00	kg/m3	298.15	Densities and volumetric properties of (acetonitrile + an amide) binary mixtures at temperatures between 293.15 K and 318.15 K
ρl	1129.73	kg/m3	298.15	Densities and Molar Isobaric Thermal Expansions of the Water + Formamide Mixture over the Temperature Range from 274.15 to 333.15 K at Atmospheric Pressure
ρl	1129.00	kg/m3	298.15	Densities and viscosities of the mixtures (formamide + 2-alkanol): Experimental and theoretical approaches
ρl	1129.22	kg/m3	298.15	Exploration of Solvation Consequence of Ionic Liquid [Bu4PCH3SO3] in Various Solvent Systems by Conductance and FTIR Study
ρl	1129.18	kg/m3	298.15	Solution behavior of {(formamide/N-methylformamide/ N,N-dimethylformamide) + CsCl + water} ternary systems at multiple temperatures
ρl	1125.00	kg/m3	303.15	Densities and volumetric properties of (acetonitrile + an amide) binary mixtures at temperatures between 293.15 K and 318.15 K
ρl	1125.10	kg/m3	303.15	Densities and viscosities of the mixtures (formamide + 2-alkanol): Experimental and theoretical approaches
ρl	1124.57	kg/m3	303.15	Intermolecular interactions in Formamide +2-Alkoxyethanols: Viscometric study
ρl	1125.20	kg/m3	303.15	Topological and thermodynamic investigations of mixtures containing o-chlorotoluene and lower amides
ρl	1125.00	kg/m3	303.15	Interpretation of Association Behavior and Molecular Interactions in Binary Mixtures from Thermoacoustics and Molecular Compression Data
ρl	1121.22	kg/m3	308.15	Densities and Molar Isobaric Thermal Expansions of the Water + Formamide Mixture over the Temperature Range from 274.15 to 333.15 K at Atmospheric Pressure
ρl	1121.00	kg/m3	308.15	Topological and thermodynamic investigations of mixtures containing o-chlorotoluene and lower amides
ρl	1120.75	kg/m3	308.15	Solution behavior of {(formamide/N-methylformamide/ N,N-dimethylformamide) + CsCl + water} ternary systems at multiple temperatures
ρl	1120.90	kg/m3	308.15	Liquid-liquid phase equilibrium for ternary mixtures of formamide (or ethylene glycol, or monoethanolamine) + indole + 2-methylnaphthalene at 308.15 K
ρl	1121.04	kg/m3	308.15	Solutions of Urea and Tetramethylurea in Formamide and Water: A Comparative Analysis of Volume Characteristics and Solute-Solute Interaction Parameters at Temperatures from 288.15 to 328.15 K and Ambient Pressure
ρl	1120.19	kg/m3	308.15	Intermolecular interactions in Formamide +2-Alkoxyethanols: Viscometric study
ρl	1121.00	kg/m3	308.15	Densities and volumetric properties of (acetonitrile + an amide) binary mixtures at temperatures between 293.15 K and 318.15 K
ρl	1121.00	kg/m3	308.15	Interpretation of Association Behavior and Molecular Interactions in Binary Mixtures from Thermoacoustics and Molecular Compression Data
ρl	1120.98	kg/m3	308.15	Densities and viscosities of the mixtures (formamide + 2-alkanol): Experimental and theoretical approaches
ρl	1115.22	kg/m3	313.15	Intermolecular interactions in Formamide +2-Alkoxyethanols: Viscometric study
ρl	1111.70	kg/m3	313.15	Interpretation of Association Behavior and Molecular Interactions in Binary Mixtures from Thermoacoustics and Molecular Compression Data
ρl	1117.00	kg/m3	313.15	Densities and volumetric properties of (acetonitrile + an amide) binary mixtures at temperatures between 293.15 K and 318.15 K
ρl	1116.85	kg/m3	313.15	Densities and viscosities of the mixtures (formamide + 2-alkanol): Experimental and theoretical approaches
ρl	1113.00	kg/m3	318.15	Densities and volumetric properties of (acetonitrile + an amide) binary mixtures at temperatures between 293.15 K and 318.15 K
ρl	1110.95	kg/m3	318.15	Intermolecular interactions in Formamide +2-Alkoxyethanols: Viscometric study
ρl	1112.55	kg/m3	318.15	Solutions of Urea and Tetramethylurea in Formamide and Water: A Comparative Analysis of Volume Characteristics and Solute-Solute Interaction Parameters at Temperatures from 288.15 to 328.15 K and Ambient Pressure
ρl	1108.46	kg/m3	323.15	Densities and Molar Isobaric Thermal Expansions of the Water + Formamide Mixture over the Temperature Range from 274.15 to 333.15 K at Atmospheric Pressure
ρl	1105.47	kg/m3	323.15	Intermolecular interactions in Formamide +2-Alkoxyethanols: Viscometric study
ρl	1104.04	kg/m3	328.15	Solutions of Urea and Tetramethylurea in Formamide and Water: A Comparative Analysis of Volume Characteristics and Solute-Solute Interaction Parameters at Temperatures from 288.15 to 328.15 K and Ambient Pressure
ρl	1099.88	kg/m3	333.15	Densities and Molar Isobaric Thermal Expansions of the Water + Formamide Mixture over the Temperature Range from 274.15 to 333.15 K at Atmospheric Pressure
ΔfusS	[28.94; 31.45]	J/mol×K	[275.60; 275.72]
ΔfusS	31.45	J/mol×K	275.60	NIST
ΔfusS	28.94	J/mol×K	275.72	NIST
csound,fluid	[1542.70; 1597.28]	m/s	[298.15; 323.15]
csound,fluid	1597.28	m/s	298.15	Isentropic compressibilities of (amide + water) mixtures: A comparative study
csound,fluid	1588.10	m/s	303.15	Acoustic, volumetric, and spectroscopic studies of formamide with 2-alkoxyethanols at different temperatures
csound,fluid	1565.40	m/s	313.15	Acoustic, volumetric, and spectroscopic studies of formamide with 2-alkoxyethanols at different temperatures
csound,fluid	1542.70	m/s	323.15	Acoustic, volumetric, and spectroscopic studies of formamide with 2-alkoxyethanols at different temperatures

Datasets

Mass density, kg/m3

Fixed		Measured
Pressure, kPa - Liquid	Temperature, K - Liquid	Mass density, kg/m3 - Liquid
100.00	298.15	1129.22
Reference

Correlations

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[51.98; 97.67]	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			1.98700e+01
Coefficient B			1.35200e-01
Coefficient C			-6.70000e-05
Coefficient D			9.60000e-09
Coefficient E			0.00000e+00
Temperature range, min.			273.00
Temperature range, max.			1000.00
Cp,gas	51.98	J/mol×K	273.00	Calculated Property
Cp,gas	59.74	J/mol×K	353.78	Calculated Property
Cp,gas	66.76	J/mol×K	434.56	Calculated Property
Cp,gas	73.06	J/mol×K	515.33	Calculated Property
Cp,gas	78.69	J/mol×K	596.11	Calculated Property
Cp,gas	83.66	J/mol×K	676.89	Calculated Property
Cp,gas	88.02	J/mol×K	757.67	Calculated Property
Cp,gas	91.79	J/mol×K	838.44	Calculated Property
Cp,gas	94.99	J/mol×K	919.22	Calculated Property
Cp,gas	97.67	J/mol×K	1000.00	Calculated Property

Property	Value	Unit	Temperature (K)	Source
Pvap	[1.33; 202.65]	kPa	[373.12; 521.58]	The Yaws Handbook of Vapor Pressure
Equation			ln(Y) = A + B/(T + C) Y is Pvap in kPa, T in K
Coefficient A			1.55723e+01
Coefficient B			-4.63442e+03
Coefficient C			-6.99160e+01
Temperature range, min.			373.12
Temperature range, max.			521.58
Pvap	1.33	kPa	373.12	Calculated Property
Pvap	2.93	kPa	389.62	Calculated Property
Pvap	5.97	kPa	406.11	Calculated Property
Pvap	11.38	kPa	422.61	Calculated Property
Pvap	20.47	kPa	439.10	Calculated Property
Pvap	35.03	kPa	455.60	Calculated Property
Pvap	57.34	kPa	472.09	Calculated Property
Pvap	90.28	kPa	488.59	Calculated Property
Pvap	137.35	kPa	505.08	Calculated Property
Pvap	202.65	kPa	521.58	Calculated Property
Pvap	[1.03e-03; 114.77]	kPa	[275.70; 493.00]	KDB Vapor Pressure Data
Equation			ln(Y) = A + B/T + C·ln(T) + D·T² + E/T² Y is Pvap in kPa, T in K
Coefficient A			5.02136e+01
Coefficient B			-8.66196e+03
Coefficient C			-4.60543e+00
Coefficient D			2.69617e-06
Coefficient E			0.00000e+00
Temperature range, min.			275.70
Temperature range, max.			493.00
Pvap	1.03e-03	kPa	275.70	Calculated Property
Pvap	9.11e-03	kPa	299.84	Calculated Property
Pvap	0.06	kPa	323.99	Calculated Property
Pvap	0.27	kPa	348.13	Calculated Property
Pvap	1.06	kPa	372.28	Calculated Property
Pvap	3.44	kPa	396.42	Calculated Property
Pvap	9.68	kPa	420.57	Calculated Property
Pvap	24.24	kPa	444.71	Calculated Property
Pvap	54.97	kPa	468.86	Calculated Property
Pvap	114.77	kPa	493.00	Calculated Property
Pvap	[0.14; 98.85]	kPa	[343.70; 483.70]	NIST
Equation			ln(Y) = A + B/(T + C) Y is Pvap in kPa, T in K
Coefficient A			2.20707e+01
Coefficient B			-8.93704e+03
Coefficient C			2.76550e+01
Reference			Stull, 1947
Comment			Coefficents calculated by NIST from author's data.
Temperature range, min.			343.70
Temperature range, max.			483.70
Pvap	0.14	kPa	343.70	Calculated Property
Pvap	0.36	kPa	359.26	Calculated Property
Pvap	0.87	kPa	374.81	Calculated Property
Pvap	2.00	kPa	390.37	Calculated Property
Pvap	4.30	kPa	405.92	Calculated Property
Pvap	8.78	kPa	421.48	Calculated Property
Pvap	17.09	kPa	437.03	Calculated Property
Pvap	31.86	kPa	452.59	Calculated Property
Pvap	57.12	kPa	468.14	Calculated Property
Pvap	98.85	kPa	483.70	Calculated Property

Property	Value	Unit	Temperature (K)	Source
γ	[0.06; 0.04]	N/m	[275.75; 493.15]	Jasper (1972), surface tension of pure liquid compounds Compiled value
Equation			Y = A + B·T + C·T² + D·T³ + E·T⁴ Y is γ in N/m, T in K
Coefficient A			8.21292e-02
Coefficient B			-8.42000e-05
Coefficient C			0.00000e+00
Coefficient D			0.00000e+00
Coefficient E			0.00000e+00
Temperature range, min.			275.75
Temperature range, max.			493.15
γ	0.06	N/m	275.75	Calculated Property
γ	0.06	N/m	299.91	Calculated Property
γ	0.05	N/m	324.06	Calculated Property
γ	0.05	N/m	348.22	Calculated Property
γ	0.05	N/m	372.37	Calculated Property
γ	0.05	N/m	396.53	Calculated Property
γ	0.05	N/m	420.68	Calculated Property
γ	0.04	N/m	444.84	Calculated Property
γ	0.04	N/m	468.99	Calculated Property
γ	0.04	N/m	493.15	Calculated Property

Similar Compounds

Find more compounds similar to Formamide.

Mixtures

• Benzene, 1-chloro-2-methyl- + Formamide
• Ethane, 1,1'-[methylenebis(oxy)]bis- + Ethanol + Formamide
• Ethane, 1,1'-[methylenebis(oxy)]bis- + Formamide
• 1-Propanol + Formamide
• 2-Propanol + Formamide
• Glycerin + Formamide
• Ethanol + Formamide
• 1,2-Ethanediol + Formamide
• Propylene Glycol + Formamide
• Acetic acid + Propanoic acid + Formamide
• caesium chloride + Formamide + Water
• Formamide + Water
• caesium chloride + Formamide
• Tetraethylammonium bromide + Formamide + Water
• Tetra-N-butylammonium bromide + Formamide + Water
• Benzene + 1,2-Ethanediol + Formamide
• Benzene + Formamide
• Toluene + Formamide
• Benzene, fluoro- + Formamide
• Benzene, chloro- + Formamide

Find more mixtures with Formamide.

Sources

• KDB Vapor Pressure Data
• 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).
• Jasper (1972), surface tension of pure liquid compounds ChEDL chemicals 1.5.2, from Jasper, J. J. The Surface Tension of Pure Liquid Compounds. J. Phys. Chem. Ref. Data 1972, 1, 841-1010 (as transcribed in Lange's Handbook).
• PSRK revision IV (2005), critical constants and acentric factors of 1000 components ChEDL chemicals 1.5.2, from Horstmann, S.; Jabłoniec, A.; Krafczyk, J.; Fischer, K.; Gmehling, J. PSRK Group Contribution Equation of State: Comprehensive Revision and Extension IV, Including Critical Constants and α-Function Parameters for 1000 Components. Fluid Phase Equilib. 2005, 227, 157-164.
• Crippen Method
• Crippen Method
• Studies on Hydrogen-Bond Interactions in Ternary Mixtures of Polar Solvents by Dielectric Constant Measurements
• Interpretation of Association Behavior and Molecular Interactions in Binary Mixtures from Thermoacoustics and Molecular Compression Data
• Solid liquid equilibrium in the ternary system acetic acid propanoic acid formamide
• Molecular interactions in binary mixtures of formamide with 1-butanol, 2-butanol, 1,3-butanediol and 1,4-butanediol at different temperatures: An ultrasonic and viscometric study
• Dielectric properties and hydrogen bonding interaction behaviour in binary mixtures of glycerol with amides and amines
• Dielectric constant and molecular association in binary mixtures of N,N-dimethylethanolamine with alcohols and amides
• Static permittivity and molecular interactions in binary mixtures of ethanolamine with alcohols and amides
• Temperature dependent solubility of sodium cyclamate in selected pure solvents and binary methanol + water mixed solvents
• Liquid-liquid phase equilibrium for ternary mixtures of formamide (or ethylene glycol, or monoethanolamine) + indole + 2-methylnaphthalene at 308.15 K
• Volumetric properties of binary mixtures of (water + organic solvents) at temperatures between T = 288.15 K and T = 303.15 K at p = 0.1 MPa
• Densities and volumetric properties of (acetonitrile + an amide) binary mixtures at temperatures between 293.15 K and 318.15 K
• Densities and volumetric properties of (formamide + ethanol, or 1-propanol, or 1,2-ethanediol, or 1,2-propanediol) mixtures at temperatures between 293.15 K and 318.15 K
• Thermochemical behavior of crown ethers in the mixtures of water with organic solvents. Part VIII. Hydrophobic hydration and preferential solvation of 1,4-dioxane in {(1 - x)amide + xH2O} at T = 298.15 K
• Isentropic compressibilities of (amide + water) mixtures: A comparative study
• Enthalpies of solution of N,N,N0,N0-tetramethylurea in amides, dimethylsulphoxide, and acetone at 298.15 K
• Acoustic, volumetric, and spectroscopic studies of formamide with 2-alkoxyethanols at different temperatures
• Thermodynamics of solvation and solvophobic effect in formamide
• Densities and viscosities of the mixtures (formamide + 2-alkanol): Experimental and theoretical approaches
• Topological and thermodynamic investigations of mixtures containing o-chlorotoluene and lower amides
• Solution behavior of {(formamide/N-methylformamide/ N,N-dimethylformamide) + CsCl + water} ternary systems at multiple temperatures
• Determination and correlation of solubility and thermodynamics of mixing of 4-aminobutyric acid in mono-solvents and binary solvent mixtures
• Measurement and thermodynamic modeling of ternary (liquid + liquid) equilibrium for extraction of ethanol from diethoxymethane solution with different solvents
• Enthalpies and heat capacities of solution of urea and tetramethylurea in water, ethylene glycol and formamide
• Enthalpies of transfer of amino acids from water to aqueous solutions of formamide
• Temperature dependence of the pair interaction between hydrophobic and hydrophilic solutes: A calorimetric study
• A new equation to reproduce the enthalpies of transfer of formamide, N-methylformamide and N,N-dimethylformamide from water to aqueous methanol mixtures at 298K
• Enthalpies of solution of tetramethyl-bis-urea (Mebicarum) in amides and acetone at 298.15 K
• Enthalpies of dilution of formamide in aqueous alcohol solutions at 298.15K
• Enthalpies of solution of DL- -Alanyl-DL- -Valine in aqueous solution of amides at 298.15K
• Enthalpies of Solution of Glycilglycine in Water-Organic Solvent Media at 298.15 K
• Enthalpies of L-threonine dissolution in some aqueous amides at 298.15 K
• Dielectric constants and hydrogen bonded structures in amide-alcohol mixed solvents
• Enthalpies of solution of diglycylglycine in aqueous solution of amides at 298.15 K
• Enthalpies of solution of a-alanyl-a-alanine in aqueous solution of amides at 298.15 K
• Intermolecular interactions in Formamide +2-Alkoxyethanols: Viscometric study
• Effect of temperature on the process of preferential solvation of 1,4-dioxane and 12-crown-4 ethers in the mixture of water with formamide
• Enthalpies of solution of L-phenylalanine in aqueous solution of amides at 298.15 K.
• Molar excess enthalpies and molar excess volumes of formamide + 1-propanol or 2-propanol and thermodynamic modeling by Prigogine-Flory-Patterson theory and Treszczanowicz-Benson association model
• Influence of the composition of water organic mixtures and the properties of organic solvents on thermochemical characteristics of l-methionine dissolution at 298.15 K
• Standard molar Gibbs free energy and enthalpy of solvation of lowpolar solutes in formamide derivatives at 298 K
• Thermodynamics of hydrogen bonding and van der Waals interactions of organic solutes in solutions of imidazolium based ionic liquids: "structure-property" relationships
• Thermodynamic characteristics of trans-4-hydroxy-L-proline dissolution in some (water +amide) mixtures at T= 298.15 K
• Determination and Correlation of Solubility of N-tertbutylacrylamide in Seven Different Solvents at Temperatures between (279.15 and 353.15) K
• Activity Coefficients of RbF in Urea Water and Formamide Water Mixtures from Potentiometric Measurements
• Exploration of Solvation Consequence of Ionic Liquid [Bu4PCH3SO3] in Various Solvent Systems by Conductance and FTIR Study
• Thermochemical Characteristics of the Dissolution of d-Valine in Aqueous Solutions of Some Amides at T = 298.15 K
• Densities and Molar Isobaric Thermal Expansions of the Water + Formamide Mixture over the Temperature Range from 274.15 to 333.15 K at Atmospheric Pressure
• Solubility of p-Aminobenzoic Acid Potassium in Organic Solvents and Binary (Water + Isopropyl Alcohol) Mixture at Temperatures from (283.15 to 318.15) K
• Solutions of Urea and Tetramethylurea in Formamide and Water: A Comparative Analysis of Volume Characteristics and Solute-Solute Interaction Parameters at Temperatures from 288.15 to 328.15 K and Ambient Pressure
• Measurement of Activity Coefficients of Solutes at Infinite Dilution in (Dimethyl Sulfoxide + Acetamide, or Formamide, or Urea) Using Gas Liquid Chromatography at the Temperature 298.15 K
• Solubility of Ceftriaxone Disodium in Acetone, Methanol, Ethanol, N,N-Dimethylformamide, and Formamide between 278 and 318 K
• Thermochemical Properties of Formamide Revisited: New Experiment and Quantum Mechanical Calculations
• Role of Anions (Tetrafluoroborate, Perchlorate) of Tetrabutylammonium Salts in Determining Solvation Effects Prevailing in Industrially Essential Solvents Probed by Conductance and FT-IR Spectra
• Enthalpies of .beta.-Alanine Dissolution in Some Water + Organic Mixtures at 298.15 K
• Viscosity of Ammonium Nitrate + Formamide Mixtures
• Volumetric Properties of Glycine, l-Alanine, and l-Serine in Formamide Water Mixtures at 298.15 K
• Solubility of Sodium Cefotaxime in Different Solvents
• Viscosity, Density, and Speed of Sound for the Binary Mixtures of Formamide with 2-Methoxyethanol, Acetophenone, Acetonitrile, 1,2-Dimethoxyethane, and Dimethylsulfoxide at Different Temperatures
• Density, Viscosity, Refractive Index, Excess Molar Volume, Viscosity, and Refractive Index Deviations and Their Correlations for the (Formamide + Water) System. Isobaric (Vapor + Liquid) Equilibrium at 2.5 kPa
• Refractive Indices and Deviations in Refractive Indices for Binary Mixtures of Formamide + 1-Butanol, + 2-Butanol, + 1,3-Butanediol, and + 1,4-Butanediol at Temperatures from (293.15 to 318.15) K
• Enthalpies of Solution of 1-Butyl-3-methylimidazolium Tetrafluoroborate in 15 Solvents at 298.15 K
• Joback Method
• KDB
• McGowan Method
• NIST Webbook
• The Yaws Handbook of Vapor Pressure

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