Chemical Properties of Triethanolamine (CAS 102-71-6)

InChI

InChI=1S/C6H15NO3/c8-4-1-7(2-5-9)3-6-10/h8-10H,1-6H2

InChI Key

GSEJCLTVZPLZKY-UHFFFAOYSA-N

Formula

C6H15NO3

SMILES

OCCN(CCO)CCO

Molecular Weight¹

149.19

CAS

102-71-6

Other Names

• 2,2',2''-Nitrilotris[ethanol]
• 2,2',2''-nitrilotriethanol
• 2,2',2''-nitrilotris-ethanol
• 2,2',2-Nitrilotris(ethanol)
• 2,2′,2′′-nitrilo-tris-ethanol
• Alkanolamine 244
• Daltogen
• Ethanol, 2,2',2''-nitrilotri-
• Ethanol, 2,2',2''-nitrilotris-
• N(CH2CH2OH)3
• NSC 36718
• Nitrilo-2,2',2"-triethanol
• Nitrilotriethanol
• Sterolamide
• Sting-Kill
• TEA
• Tea (amino alcohol)
• Teoa
• Thiofaco T-35
• Tri(hydroxyethyl)amine
• Triaethanolamin-NG
• Triethanolamin
• Triethylamine, 2,2',2''-trihydroxy-
• Triethylolamine
• Trihydroxytriethylamine
• Tris(beta-hydroxyethyl)amine
• Tris(«beta»-hydroxyethyl)amine
• Trola
• Trolamine
• tris(2-hydroxyethyl)amine

• ω : Acentric Factor.
• Δ_cH°_liquid : Standard liquid enthalpy of combustion (kJ/mol).
• C_p,gas : Ideal gas heat capacity (J/mol×K).
• C_p,liquid : Liquid phase heat capacity (J/mol×K).
• μ : Dipole Moment (debye).
• η : Dynamic viscosity (Pa×s).
• ε_r : Dielectric Constant (Relative permittivity).
• T_flash,cc : Flash Point (Closed Cup Method) (K).
• Δ_fG° : Standard Gibbs free energy of formation (kJ/mol).
• 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_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).
• NFPA Fire : NFPA Fire Rating.
• NFPA Health : NFPA Health Rating.
• NFPA Safety : NFPA Safety Rating.
• P_c : Critical Pressure (kPa).
• P_triple : Triple Point Pressure (kPa).
• P_vap : Vapor pressure (kPa).
• n₀ : Refractive Index.
• ρ_l : Liquid Density (kg/m³).
• c_sound,fluid : Speed of sound in fluid (m/s).
• γ : Surface Tension (N/m).
• T_boil : Normal Boiling Point Temperature (K).
• T_boilr : Boiling point at reduced pressure (K).
• T_c : Critical Temperature (K).
• λ_gas : Gas thermal conductivity (W/m×K).
• λ_liquid : Liquid thermal conductivity (W/m×K).
• T_fus : Normal melting (fusion) point (K).
• T_triple : Triple Point Temperature (K).
• U_Qi : UNIQUAC Qi Parameter.
• U_Ri : UNIQUAC Ri Parameter.
• V_c : Critical Volume (m³/kmol).
• Z_c : Critical Compressibility.
• Z_ra : Rackett Parameter.
• ¹: Molecular weight from the IUPAC atomic weights tables.

Physical Properties

Property	Value	Unit	Source
ω	[1.1008; 1.2841]
ω	1.1008		PSRK revision IV (2005), critical constants and acentric factors of 1000 components Compiled value
ω	1.2841		ChemSep v8.3 pure component data Compiled value
ΔcH°liquid	-3840.60 ± 1.50	kJ/mol	NIST
μ	1.08	debye	ChemSep v8.3 pure component data Compiled value
εr	29.36		NCMS SOLV-DB
Tflash,cc	452.15	K	NCMS SOLV-DB
ΔfG°	-299.40	kJ/mol	ChemSep v8.3 pure component data Compiled value
ΔfH°gas	[-558.30; -554.00]	kJ/mol
ΔfH°gas	-554.00	kJ/mol	ChemSep v8.3 pure component data Compiled value
ΔfH°gas	-558.30 ± 2.70	kJ/mol	NIST
ΔfH°liquid	-664.20 ± 1.50	kJ/mol	NIST
ΔfusH°	26.58	kJ/mol	Joback Calculated Property
ΔvapH°	[67.49; 105.90]	kJ/mol
ΔvapH°	67.49	kJ/mol	NCMS SOLV-DB
ΔvapH°	105.90 ± 2.20	kJ/mol	NIST
IE	[7.90; 8.70]	eV
IE	7.90	eV	NIST
IE	8.70	eV	NIST
logPoct/wat	-2.480		NCMS SOLV-DB
McVol	122.990	ml/mol	McGowan Calculated Property
NFPA Fire	[%!d(float64=1); %!d(float64=1)]
NFPA Fire	1		KDB
NFPA Fire	1		NCMS SOLV-DB
NFPA Health	[%!d(float64=1); %!d(float64=2)]
NFPA Health	1		KDB
NFPA Health	2		NCMS SOLV-DB
NFPA Safety	[%!d(float64=1); %!d(float64=1)]
NFPA Safety	1		KDB
NFPA Safety	1		NCMS SOLV-DB
Pc	[2450.04; 3590.00]	kPa
Pc	2700.00	kPa	IUPAC Vapor-Liquid Critical Properties of Elements and Compounds, part 11 Compiled value
Pc	2450.04	kPa	PSRK revision IV (2005), critical constants and acentric factors of 1000 components Compiled value
Pc	3590.00	kPa	ChemSep v8.3 pure component data Compiled value
Ptriple	2.87e-07	kPa	ChemSep v8.3 pure component data Compiled value
Tboil	[608.55; 613.00]	K
Tboil	613.00	K	ChemSep v8.3 pure component data Compiled value
Tboil	608.55	K	NCMS SOLV-DB
Tboil	608.55	K	NIST
Tc	[772.00; 787.00]	K
Tc	772.00	K	IUPAC Vapor-Liquid Critical Properties of Elements and Compounds, part 11 Compiled value
Tc	787.00	K	PSRK revision IV (2005), critical constants and acentric factors of 1000 components Compiled value
Tc	787.00	K	ChemSep v8.3 pure component data Compiled value
Tfus	[293.15; 294.75]	K
Tfus	Outlier 293.15	K	Jean-Claude Bradley Open Melting Point Dataset (2014, CC0) Compiled value
Tfus	294.35	K	ChemSep v8.3 pure component data Compiled value
Tfus	294.72	K	NCMS SOLV-DB
Tfus	294.75	K	NIST
Tfus	294.72 ± 0.10	K	NIST
Tfus	294.40 ± 0.60	K	NIST
Ttriple	294.35	K	ChemSep v8.3 pure component data Compiled value
UQi	6.93		ChemSep v8.3 pure component data Compiled value
URi	7.33		ChemSep v8.3 pure component data Compiled value
Vc	[0.446; 0.472]	m3/kmol
Vc	0.446	m3/kmol	PSRK revision IV (2005), critical constants and acentric factors of 1000 components Compiled value
Vc	0.472	m3/kmol	ChemSep v8.3 pure component data Compiled value
Zc	0.2020000		ChemSep v8.3 pure component data Compiled value
Zra	0.25		ChemSep v8.3 pure component data Compiled value

Cheméo can also estimate Log10 of Water solubility in mol/l for this compound, but it falls outside the models' validated range, so it is not shown here. Open the prediction tool to compute it on demand.

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,liquid	389.00	J/mol×K	298.15	NIST
η	[0.0379400; 0.6136000]	Pa×s	[298.15; 343.15]
η	0.6136000	Pa×s	298.15	NCMS SOLV-DB
η	0.3982000	Pa×s	303.15	Density, Viscosity, and Performances of Carbon Dioxide Capture in 16 Absorbents of Amine + Ionic Liquid + H2O, Ionic Liquid + H2O, and Amine + H2O Systems
η	0.1959000	Pa×s	313.15	Density, Viscosity, and Performances of Carbon Dioxide Capture in 16 Absorbents of Amine + Ionic Liquid + H2O, Ionic Liquid + H2O, and Amine + H2O Systems
η	0.1036000	Pa×s	323.15	Density, Viscosity, and Performances of Carbon Dioxide Capture in 16 Absorbents of Amine + Ionic Liquid + H2O, Ionic Liquid + H2O, and Amine + H2O Systems
η	0.0608100	Pa×s	333.15	Density, Viscosity, and Performances of Carbon Dioxide Capture in 16 Absorbents of Amine + Ionic Liquid + H2O, Ionic Liquid + H2O, and Amine + H2O Systems
η	0.0379400	Pa×s	343.15	Density, Viscosity, and Performances of Carbon Dioxide Capture in 16 Absorbents of Amine + Ionic Liquid + H2O, Ionic Liquid + H2O, and Amine + H2O Systems
εr	[24.80; 28.11]		[303.15; 328.15]
εr	28.11		303.15	Dielectric Constants of Aqueous Diisopropanolamine, Diethanolamine, N-Methyldiethanolamine, Triethanolamine, and 2-Amino-2-methyl-1-propanol Solutions
εr	27.41		308.15	Dielectric Constants of Aqueous Diisopropanolamine, Diethanolamine, N-Methyldiethanolamine, Triethanolamine, and 2-Amino-2-methyl-1-propanol Solutions
εr	26.73		313.15	Dielectric Constants of Aqueous Diisopropanolamine, Diethanolamine, N-Methyldiethanolamine, Triethanolamine, and 2-Amino-2-methyl-1-propanol Solutions
εr	26.07		318.15	Dielectric Constants of Aqueous Diisopropanolamine, Diethanolamine, N-Methyldiethanolamine, Triethanolamine, and 2-Amino-2-methyl-1-propanol Solutions
εr	25.41		323.15	Dielectric Constants of Aqueous Diisopropanolamine, Diethanolamine, N-Methyldiethanolamine, Triethanolamine, and 2-Amino-2-methyl-1-propanol Solutions
εr	24.80		328.15	Dielectric Constants of Aqueous Diisopropanolamine, Diethanolamine, N-Methyldiethanolamine, Triethanolamine, and 2-Amino-2-methyl-1-propanol Solutions
ΔvapH	79.30	kJ/mol	551.00	NIST
Pvap	[4.79e-07; 0.51]	kPa	[298.15; 465.00]
Pvap	4.79e-07	kPa	298.15	NCMS SOLV-DB
Pvap	8.35e-04	kPa	365.00	Thermogravimetric measurement of the equilibrium vapour pressure: Application to water and triethanolamine
Pvap	2.13e-03	kPa	375.00	Thermogravimetric measurement of the equilibrium vapour pressure: Application to water and triethanolamine
Pvap	5.00e-03	kPa	385.00	Thermogravimetric measurement of the equilibrium vapour pressure: Application to water and triethanolamine
Pvap	0.01	kPa	395.00	Thermogravimetric measurement of the equilibrium vapour pressure: Application to water and triethanolamine
Pvap	0.02	kPa	405.00	Thermogravimetric measurement of the equilibrium vapour pressure: Application to water and triethanolamine
Pvap	0.04	kPa	415.00	Thermogravimetric measurement of the equilibrium vapour pressure: Application to water and triethanolamine
Pvap	0.08	kPa	425.00	Thermogravimetric measurement of the equilibrium vapour pressure: Application to water and triethanolamine
Pvap	0.13	kPa	435.00	Thermogravimetric measurement of the equilibrium vapour pressure: Application to water and triethanolamine
Pvap	0.22	kPa	445.00	Thermogravimetric measurement of the equilibrium vapour pressure: Application to water and triethanolamine
Pvap	0.34	kPa	455.00	Thermogravimetric measurement of the equilibrium vapour pressure: Application to water and triethanolamine
Pvap	0.51	kPa	465.00	Thermogravimetric measurement of the equilibrium vapour pressure: Application to water and triethanolamine
n0	[1.48300; 1.48320]		[298.15; 298.15]
n0	1.48320		298.15	Density, Speed of Sound, Refractive Index, and Viscosity of 1-Amino-2-Propanol {or Bis(2-hydroxypropyl)amine} + Triethanolamine + Water from T = (288.15 to 333.15) K
n0	1.48300		298.15	NCMS SOLV-DB
ρl	[1101.50; 1124.30]	kg/m3	[293.15; 333.15]
ρl	1124.30	kg/m3	293.15	Density and Viscosity for Binary Mixtures of Diethylene Glycol Monobutyl Ether with Monoethanolamine, Diethanolamine, and Triethanolamine from (293.15 to 333.15) K
ρl	1120.99	kg/m3	298.15	Densities and Viscosities of Aqueous Ternary Mixtures of 2-(Methylamino)ethanol and 2-(Ethylamino)ethanol with Diethanolamine, Triethanolamine, N-Methyldiethanolamine, or 2-Amino-1-methyl-1-propanol from 298.15 to 323.15 K
ρl	1118.21	kg/m3	303.15	Densities and Viscosities of Aqueous Ternary Mixtures of 2-(Methylamino)ethanol and 2-(Ethylamino)ethanol with Diethanolamine, Triethanolamine, N-Methyldiethanolamine, or 2-Amino-1-methyl-1-propanol from 298.15 to 323.15 K
ρl	1118.50	kg/m3	303.15	Density and Viscosity for Binary Mixtures of Diethylene Glycol Monobutyl Ether with Monoethanolamine, Diethanolamine, and Triethanolamine from (293.15 to 333.15) K
ρl	1115.38	kg/m3	308.15	Densities and Viscosities of Aqueous Ternary Mixtures of 2-(Methylamino)ethanol and 2-(Ethylamino)ethanol with Diethanolamine, Triethanolamine, N-Methyldiethanolamine, or 2-Amino-1-methyl-1-propanol from 298.15 to 323.15 K
ρl	1112.57	kg/m3	313.15	Densities and Viscosities of Aqueous Ternary Mixtures of 2-(Methylamino)ethanol and 2-(Ethylamino)ethanol with Diethanolamine, Triethanolamine, N-Methyldiethanolamine, or 2-Amino-1-methyl-1-propanol from 298.15 to 323.15 K
ρl	1112.80	kg/m3	313.15	Density and Viscosity for Binary Mixtures of Diethylene Glycol Monobutyl Ether with Monoethanolamine, Diethanolamine, and Triethanolamine from (293.15 to 333.15) K
ρl	1109.78	kg/m3	318.15	Densities and Viscosities of Aqueous Ternary Mixtures of 2-(Methylamino)ethanol and 2-(Ethylamino)ethanol with Diethanolamine, Triethanolamine, N-Methyldiethanolamine, or 2-Amino-1-methyl-1-propanol from 298.15 to 323.15 K
ρl	1106.93	kg/m3	323.15	Densities and Viscosities of Aqueous Ternary Mixtures of 2-(Methylamino)ethanol and 2-(Ethylamino)ethanol with Diethanolamine, Triethanolamine, N-Methyldiethanolamine, or 2-Amino-1-methyl-1-propanol from 298.15 to 323.15 K
ρl	1107.10	kg/m3	323.15	Density and Viscosity for Binary Mixtures of Diethylene Glycol Monobutyl Ether with Monoethanolamine, Diethanolamine, and Triethanolamine from (293.15 to 333.15) K
ρl	1101.50	kg/m3	333.15	Density and Viscosity for Binary Mixtures of Diethylene Glycol Monobutyl Ether with Monoethanolamine, Diethanolamine, and Triethanolamine from (293.15 to 333.15) K
csound,fluid	[1570.58; 1631.10]	m/s	[288.15; 323.15]
csound,fluid	1631.10	m/s	288.15	Density, Speed of Sound, and Isentropic Compressibility of Triethanolamine (or N-Methyldiethanolamine) + Water + Ethanol Solutions from t = (15 to 50) deg C
csound,fluid	1617.81	m/s	293.15	Density, Speed of Sound, Isentropic Compressibility, and Excess Volume of Binary Mixtures of 1-Amino-2-propanol or 3-Amino-1-propanol with 2-Amino-2-methyl-1-propanol, Diethanolamine, or Triethanolamine from (293.15 to 323.15) K
csound,fluid	1626.90	m/s	293.15	Density, Speed of Sound, Viscosity, Surface Tension, and Excess Volume of N-Ethyl-2-pyrrolidone + Ethanolamine (or Diethanolamine or Triethanolamine) from T = (293.15 to 323.15) K
csound,fluid	1623.90	m/s	293.15	Density, Speed of Sound, and Isentropic Compressibility of Triethanolamine (or N-Methyldiethanolamine) + Water + Ethanol Solutions from t = (15 to 50) deg C
csound,fluid	1614.50	m/s	298.15	Density, Speed of Sound, and Isentropic Compressibility of Triethanolamine (or N-Methyldiethanolamine) + Water + Ethanol Solutions from t = (15 to 50) deg C
csound,fluid	1610.51	m/s	298.15	Density, Speed of Sound, Isentropic Compressibility, and Excess Volume of Binary Mixtures of 1-Amino-2-propanol or 3-Amino-1-propanol with 2-Amino-2-methyl-1-propanol, Diethanolamine, or Triethanolamine from (293.15 to 323.15) K
csound,fluid	1610.51	m/s	298.15	Density, Speed of Sound, Isentropic Compressibility, and Excess Volume of (Monoethanolamine + 2-Amino-2-methyl-1-propanol), (Monoethanolamine + Triethanolamine), and (Monoethanolamine + N-Methyldiethanolamine) at Temperatures from (293.15 to 323.15) K
csound,fluid	1604.50	m/s	303.15	Density, Speed of Sound, and Isentropic Compressibility of Triethanolamine (or N-Methyldiethanolamine) + Water + Ethanol Solutions from t = (15 to 50) deg C
csound,fluid	1600.52	m/s	303.15	Density, Speed of Sound, Isentropic Compressibility, and Excess Volume of Binary Mixtures of 1-Amino-2-propanol or 3-Amino-1-propanol with 2-Amino-2-methyl-1-propanol, Diethanolamine, or Triethanolamine from (293.15 to 323.15) K
csound,fluid	1605.30	m/s	303.15	Density, Speed of Sound, Viscosity, Surface Tension, and Excess Volume of N-Ethyl-2-pyrrolidone + Ethanolamine (or Diethanolamine or Triethanolamine) from T = (293.15 to 323.15) K
csound,fluid	1600.52	m/s	303.15	Density, Speed of Sound, Isentropic Compressibility, and Excess Volume of (Monoethanolamine + 2-Amino-2-methyl-1-propanol), (Monoethanolamine + Triethanolamine), and (Monoethanolamine + N-Methyldiethanolamine) at Temperatures from (293.15 to 323.15) K
csound,fluid	1595.45	m/s	308.15	Density, Speed of Sound, Isentropic Compressibility, and Excess Volume of (Monoethanolamine + 2-Amino-2-methyl-1-propanol), (Monoethanolamine + Triethanolamine), and (Monoethanolamine + N-Methyldiethanolamine) at Temperatures from (293.15 to 323.15) K
csound,fluid	1595.45	m/s	308.15	Density, Speed of Sound, Isentropic Compressibility, and Excess Volume of Binary Mixtures of 1-Amino-2-propanol or 3-Amino-1-propanol with 2-Amino-2-methyl-1-propanol, Diethanolamine, or Triethanolamine from (293.15 to 323.15) K
csound,fluid	1595.50	m/s	308.15	Density, Speed of Sound, and Isentropic Compressibility of Triethanolamine (or N-Methyldiethanolamine) + Water + Ethanol Solutions from t = (15 to 50) deg C
csound,fluid	1586.99	m/s	313.15	Density, Speed of Sound, Isentropic Compressibility, and Excess Volume of (Monoethanolamine + 2-Amino-2-methyl-1-propanol), (Monoethanolamine + Triethanolamine), and (Monoethanolamine + N-Methyldiethanolamine) at Temperatures from (293.15 to 323.15) K
csound,fluid	1587.00	m/s	313.15	Density, Speed of Sound, and Isentropic Compressibility of Triethanolamine (or N-Methyldiethanolamine) + Water + Ethanol Solutions from t = (15 to 50) deg C
csound,fluid	1587.80	m/s	313.15	Density, Speed of Sound, Viscosity, Surface Tension, and Excess Volume of N-Ethyl-2-pyrrolidone + Ethanolamine (or Diethanolamine or Triethanolamine) from T = (293.15 to 323.15) K
csound,fluid	1586.99	m/s	313.15	Density, Speed of Sound, Isentropic Compressibility, and Excess Volume of Binary Mixtures of 1-Amino-2-propanol or 3-Amino-1-propanol with 2-Amino-2-methyl-1-propanol, Diethanolamine, or Triethanolamine from (293.15 to 323.15) K
csound,fluid	1578.75	m/s	318.15	Density, Speed of Sound, Isentropic Compressibility, and Excess Volume of (Monoethanolamine + 2-Amino-2-methyl-1-propanol), (Monoethanolamine + Triethanolamine), and (Monoethanolamine + N-Methyldiethanolamine) at Temperatures from (293.15 to 323.15) K
csound,fluid	1578.80	m/s	318.15	Density, Speed of Sound, and Isentropic Compressibility of Triethanolamine (or N-Methyldiethanolamine) + Water + Ethanol Solutions from t = (15 to 50) deg C
csound,fluid	1578.75	m/s	318.15	Density, Speed of Sound, Isentropic Compressibility, and Excess Volume of Binary Mixtures of 1-Amino-2-propanol or 3-Amino-1-propanol with 2-Amino-2-methyl-1-propanol, Diethanolamine, or Triethanolamine from (293.15 to 323.15) K
csound,fluid	1571.90	m/s	323.15	Density, Speed of Sound, Viscosity, Surface Tension, and Excess Volume of N-Ethyl-2-pyrrolidone + Ethanolamine (or Diethanolamine or Triethanolamine) from T = (293.15 to 323.15) K
csound,fluid	1570.58	m/s	323.15	Density, Speed of Sound, Isentropic Compressibility, and Excess Volume of (Monoethanolamine + 2-Amino-2-methyl-1-propanol), (Monoethanolamine + Triethanolamine), and (Monoethanolamine + N-Methyldiethanolamine) at Temperatures from (293.15 to 323.15) K
csound,fluid	1570.60	m/s	323.15	Density, Speed of Sound, and Isentropic Compressibility of Triethanolamine (or N-Methyldiethanolamine) + Water + Ethanol Solutions from t = (15 to 50) deg C
csound,fluid	1570.58	m/s	323.15	Density, Speed of Sound, Isentropic Compressibility, and Excess Volume of Binary Mixtures of 1-Amino-2-propanol or 3-Amino-1-propanol with 2-Amino-2-methyl-1-propanol, Diethanolamine, or Triethanolamine from (293.15 to 323.15) K
γ	[0.04; 0.05]	N/m	[288.15; 343.15]
γ	0.05	N/m	288.15	Surface Tension of Binary Mixtures of N-Methyldiethanolamine and Triethanolamine with Ethanol
γ	0.05	N/m	293.15	Density, speed of sound, viscosity, refractive index and surface tension of N-methyl-2-pyrrolidone + diethanolamine (or triethanolamine) from T = (293.15 to 323.15) K
γ	0.05	N/m	293.15	Surface Tension of Binary Mixtures of N-Methyldiethanolamine and Triethanolamine with Ethanol
γ	0.05	N/m	298.15	Density, speed of sound, viscosity, refractive index and surface tension of N-methyl-2-pyrrolidone + diethanolamine (or triethanolamine) from T = (293.15 to 323.15) K
γ	0.05	N/m	298.15	Surface Tension of Binary Mixtures of N-Methyldiethanolamine and Triethanolamine with Ethanol
γ	0.05	N/m	298.15	NCMS SOLV-DB
γ	0.05	N/m	303.15	Density, speed of sound, viscosity, refractive index and surface tension of N-methyl-2-pyrrolidone + diethanolamine (or triethanolamine) from T = (293.15 to 323.15) K
γ	0.05	N/m	303.15	Surface Tension of Binary Mixtures of N-Methyldiethanolamine and Triethanolamine with Ethanol
γ	0.05	N/m	303.15	Densities, Viscosities, and Surface Tensions of Aqueous Mixtures of Sulfolane + Triethanolamine and Sulfolane + Diisopropanolamine
γ	0.04	N/m	308.15	Surface Tension of Binary Mixtures of N-Methyldiethanolamine and Triethanolamine with Ethanol
γ	0.05	N/m	313.15	Density, speed of sound, viscosity, refractive index and surface tension of N-methyl-2-pyrrolidone + diethanolamine (or triethanolamine) from T = (293.15 to 323.15) K
γ	0.04	N/m	313.15	Surface Tension of Binary Mixtures of N-Methyldiethanolamine and Triethanolamine with Ethanol
γ	0.04	N/m	313.15	Densities, Viscosities, and Surface Tensions of Aqueous Mixtures of Sulfolane + Triethanolamine and Sulfolane + Diisopropanolamine
γ	0.04	N/m	323.15	Density, speed of sound, viscosity, refractive index and surface tension of N-methyl-2-pyrrolidone + diethanolamine (or triethanolamine) from T = (293.15 to 323.15) K
γ	0.04	N/m	323.15	Densities, Viscosities, and Surface Tensions of Aqueous Mixtures of Sulfolane + Triethanolamine and Sulfolane + Diisopropanolamine
γ	0.04	N/m	333.15	Densities, Viscosities, and Surface Tensions of Aqueous Mixtures of Sulfolane + Triethanolamine and Sulfolane + Diisopropanolamine
γ	0.04	N/m	343.15	Densities, Viscosities, and Surface Tensions of Aqueous Mixtures of Sulfolane + Triethanolamine and Sulfolane + Diisopropanolamine

Pressure Dependent Properties

Property	Value	Unit	Pressure (kPa)	Source
Tboilr	464.70	K	0.70	NIST

Correlations

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[183.60; 456.78]	J/mol×K	[273.00; 1200.15]	ChemSep v8.3 pure component data Compiled value
Equation			Y = A + exp(B/T + C + D·T + E·T²) Y is Cp,gas in J/mol×K, T in K
Coefficient A			1.14870e+02
Coefficient B			-6.16040e+02
Coefficient C			6.60124e+00
Coefficient D			-4.80740e-04
Coefficient E			2.24640e-07
Temperature range, min.			273.00
Temperature range, max.			1200.15
Cp,gas	183.60	J/mol×K	273.00	Calculated Property
Cp,gas	238.08	J/mol×K	376.02	Calculated Property
Cp,gas	284.99	J/mol×K	479.03	Calculated Property
Cp,gas	323.20	J/mol×K	582.05	Calculated Property
Cp,gas	354.26	J/mol×K	685.07	Calculated Property
Cp,gas	380.00	J/mol×K	788.08	Calculated Property
Cp,gas	401.99	J/mol×K	891.10	Calculated Property
Cp,gas	421.50	J/mol×K	994.12	Calculated Property
Cp,gas	439.51	J/mol×K	1097.13	Calculated Property
Cp,gas	456.78	J/mol×K	1200.15	Calculated Property

Property	Value	Unit	Temperature (K)	Source
Cp,liquid	[352.82; 459.25]	J/mol×K	[293.15; 633.15]	ChemSep v8.3 pure component data Compiled value
Equation			Y = A + exp(B/T + C + D·T + E·T²) Y is Cp,liquid in J/mol×K, T in K
Coefficient A			2.85560e+02
Coefficient B			3.13350e+02
Coefficient C			-5.56755e-01
Coefficient D			1.63740e-02
Coefficient E			-1.28420e-05
Temperature range, min.			293.15
Temperature range, max.			633.15
Cp,liquid	352.82	J/mol×K	293.15	Calculated Property
Cp,liquid	367.20	J/mol×K	330.93	Calculated Property
Cp,liquid	383.51	J/mol×K	368.71	Calculated Property
Cp,liquid	400.92	J/mol×K	406.48	Calculated Property
Cp,liquid	418.29	J/mol×K	444.26	Calculated Property
Cp,liquid	434.30	J/mol×K	482.04	Calculated Property
Cp,liquid	447.54	J/mol×K	519.82	Calculated Property
Cp,liquid	456.71	J/mol×K	557.59	Calculated Property
Cp,liquid	460.79	J/mol×K	595.37	Calculated Property
Cp,liquid	459.25	J/mol×K	633.15	Calculated Property

Property	Value	Unit	Temperature (K)	Source
η	[0.7771586; 0.0001903]	Pa×s	[293.15; 617.68]	ChemSep v8.3 pure component data Compiled value
Equation			Y = exp(A + B/T + C·ln(T) + D·T^E) Y is η in Pa×s, T in K
Coefficient A			3.36050e+01
Coefficient B			4.39970e+03
Coefficient C			-8.92030e+00
Coefficient D			2.10380e-05
Coefficient E			2.00000e+00
Temperature range, min.			293.15
Temperature range, max.			617.68
η	0.7771586	Pa×s	293.15	Calculated Property
η	0.0855456	Pa×s	329.21	Calculated Property
η	0.0153236	Pa×s	365.27	Calculated Property
η	0.0040104	Pa×s	401.33	Calculated Property
η	0.0014245	Pa×s	437.39	Calculated Property
η	0.0006518	Pa×s	473.44	Calculated Property
η	0.0003698	Pa×s	509.50	Calculated Property
η	0.0002528	Pa×s	545.56	Calculated Property
η	0.0002037	Pa×s	581.62	Calculated Property
η	0.0001903	Pa×s	617.68	Calculated Property

Property	Value	Unit	Temperature (K)	Source
ΔvapH	[106.12; 42.18]	kJ/mol	[294.35; 772.10]	ChemSep v8.3 pure component data Compiled value
Equation			Y = A·(1 − Tr)^(B + C·Tr + D·Tr² + E·Tr³), Tr = T/Tc Y is ΔvapH in kJ/mol, T in K
Coefficient A			1.35487e+02
Coefficient B			3.43894e-01
Coefficient C			9.61738e-01
Coefficient D			-1.46629e+00
Coefficient E			4.42687e-01
Critical temperature, Tc (K)			7.87000e+02
Temperature range, min.			294.35
Temperature range, max.			772.10
ΔvapH	106.12	kJ/mol	294.35	Calculated Property
ΔvapH	100.04	kJ/mol	347.43	Calculated Property
ΔvapH	94.14	kJ/mol	400.52	Calculated Property
ΔvapH	88.50	kJ/mol	453.60	Calculated Property
ΔvapH	83.11	kJ/mol	506.68	Calculated Property
ΔvapH	77.91	kJ/mol	559.77	Calculated Property
ΔvapH	72.70	kJ/mol	612.85	Calculated Property
ΔvapH	67.02	kJ/mol	665.93	Calculated Property
ΔvapH	59.47	kJ/mol	719.02	Calculated Property
ΔvapH	42.18	kJ/mol	772.10	Calculated Property

Property	Value	Unit	Temperature (K)	Source
Pvap	[9.06e-08; 2736.05]	kPa	[294.35; 772.10]	ChemSep v8.3 pure component data Compiled value
Equation			Y = exp(A + B/T + C·ln(T) + D·T^E) Y is Pvap in kPa, T in K
Coefficient A			2.76852e+02
Coefficient B			-2.46720e+04
Coefficient C			-3.70480e+01
Coefficient D			1.56890e-05
Coefficient E			2.00000e+00
Temperature range, min.			294.35
Temperature range, max.			772.10
Pvap	9.06e-08	kPa	294.35	Calculated Property
Pvap	1.21e-04	kPa	347.43	Calculated Property
Pvap	0.01	kPa	400.52	Calculated Property
Pvap	0.39	kPa	453.60	Calculated Property
Pvap	4.29	kPa	506.68	Calculated Property
Pvap	26.33	kPa	559.77	Calculated Property
Pvap	110.88	kPa	612.85	Calculated Property
Pvap	366.86	kPa	665.93	Calculated Property
Pvap	1045.47	kPa	719.02	Calculated Property
Pvap	2736.05	kPa	772.10	Calculated Property
Pvap	[2.81e-07; 2423.48]	kPa	[294.35; 787.00]	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			2.11675e+02
Coefficient B			-2.09292e+04
Coefficient C			-2.75376e+01
Coefficient D			1.02336e-05
Coefficient E			0.00000e+00
Temperature range, min.			294.35
Temperature range, max.			787.00
Pvap	2.81e-07	kPa	294.35	Calculated Property
Pvap	2.55e-04	kPa	349.09	Calculated Property
Pvap	0.02	kPa	403.83	Calculated Property
Pvap	0.57	kPa	458.57	Calculated Property
Pvap	5.70	kPa	513.31	Calculated Property
Pvap	32.59	kPa	568.04	Calculated Property
Pvap	128.53	kPa	622.78	Calculated Property
Pvap	395.35	kPa	677.52	Calculated Property
Pvap	1031.90	kPa	732.26	Calculated Property
Pvap	2423.48	kPa	787.00	Calculated Property
Pvap	[8.72; 46.12]	kPa	[525.90; 578.80]	NIST
Equation			ln(Y) = A + B/(T + C) Y is Pvap in kPa, T in K
Coefficient A			2.11665e+01
Coefficient B			-1.04627e+04
Coefficient C			2.47490e+01
Reference			McDonald, Shrader, et al., 1959, 2
Comment			Coefficents calculated by NIST from author's data.
Temperature range, min.			525.90
Temperature range, max.			578.80
Pvap	8.72	kPa	525.90	Calculated Property
Pvap	10.66	kPa	531.78	Calculated Property
Pvap	12.97	kPa	537.66	Calculated Property
Pvap	15.73	kPa	543.53	Calculated Property
Pvap	18.99	kPa	549.41	Calculated Property
Pvap	22.84	kPa	555.29	Calculated Property
Pvap	27.37	kPa	561.17	Calculated Property
Pvap	32.68	kPa	567.04	Calculated Property
Pvap	38.89	kPa	572.92	Calculated Property
Pvap	46.12	kPa	578.80	Calculated Property
Pvap	[8.72; 46.12]	kPa	[525.90; 578.80]	NIST
Equation			ln(Y) = A + B/(T + C) Y is Pvap in kPa, T in K
Coefficient A			2.11665e+01
Coefficient B			-1.04627e+04
Coefficient C			2.47490e+01
Reference			McDonald, Shrader, et al., 1959
Comment			Coefficents calculated by NIST from author's data.
Temperature range, min.			525.90
Temperature range, max.			578.80
Pvap	8.72	kPa	525.90	Calculated Property
Pvap	10.66	kPa	531.78	Calculated Property
Pvap	12.97	kPa	537.66	Calculated Property
Pvap	15.73	kPa	543.53	Calculated Property
Pvap	18.99	kPa	549.41	Calculated Property
Pvap	22.84	kPa	555.29	Calculated Property
Pvap	27.37	kPa	561.17	Calculated Property
Pvap	32.68	kPa	567.04	Calculated Property
Pvap	38.89	kPa	572.92	Calculated Property
Pvap	46.12	kPa	578.80	Calculated Property

Property	Value	Unit	Temperature (K)	Source
ρl	[1133.45; 506.37]	kg/m3	[283.15; 772.10]	ChemSep v8.3 pure component data Compiled value
Equation			Y = A / B^(1 + (1 − T/C)^D) Y is ρl in kg/m3, T in K
Coefficient A			4.31721e+00
Coefficient B			5.80140e-02
Coefficient C			7.87000e+02
Coefficient D			9.96320e-02
Temperature range, min.			283.15
Temperature range, max.			772.10
ρl	1133.45	kg/m3	283.15	Calculated Property
ρl	1099.09	kg/m3	337.48	Calculated Property
ρl	1062.00	kg/m3	391.81	Calculated Property
ρl	1021.50	kg/m3	446.13	Calculated Property
ρl	976.63	kg/m3	500.46	Calculated Property
ρl	925.88	kg/m3	554.79	Calculated Property
ρl	866.69	kg/m3	609.12	Calculated Property
ρl	794.05	kg/m3	663.44	Calculated Property
ρl	695.32	kg/m3	717.77	Calculated Property
ρl	506.37	kg/m3	772.10	Calculated Property

Property	Value	Unit	Temperature (K)	Source
γ	[0.05; 6.54e-06]	N/m	[294.35; 787.00]	ChemSep v8.3 pure component data Compiled value
Equation			Y = A + exp(B/T + C + D·T + E·T²) Y is γ in N/m, T in K
Coefficient A			-1.51321e-01
Coefficient B			4.93716e+01
Coefficient C			-1.69798e+00
Coefficient D			-2.92780e-04
Coefficient E			-3.65658e-08
Temperature range, min.			294.35
Temperature range, max.			787.00
γ	0.05	N/m	294.35	Calculated Property
γ	0.04	N/m	349.09	Calculated Property
γ	0.03	N/m	403.83	Calculated Property
γ	0.03	N/m	458.57	Calculated Property
γ	0.02	N/m	513.31	Calculated Property
γ	0.02	N/m	568.04	Calculated Property
γ	0.01	N/m	622.78	Calculated Property
γ	0.01	N/m	677.52	Calculated Property
γ	0.00	N/m	732.26	Calculated Property
γ	6.54e-06	N/m	787.00	Calculated Property

Property	Value	Unit	Temperature (K)	Source
λgas	[0.01; 0.07]	W/m×K	[294.35; 1000.00]	ChemSep v8.3 pure component data Compiled value
Equation			Y = A·T^B / (1 + C/T + D/T²) Y is λgas in W/m×K, T in K
Coefficient A			4.38430e-02
Coefficient B			3.83950e-01
Coefficient C			6.68140e+03
Coefficient D			1.20250e+06
Temperature range, min.			294.35
Temperature range, max.			1000.00
λgas	0.01	W/m×K	294.35	Calculated Property
λgas	0.02	W/m×K	372.76	Calculated Property
λgas	0.02	W/m×K	451.16	Calculated Property
λgas	0.03	W/m×K	529.57	Calculated Property
λgas	0.03	W/m×K	607.97	Calculated Property
λgas	0.04	W/m×K	686.38	Calculated Property
λgas	0.05	W/m×K	764.78	Calculated Property
λgas	0.05	W/m×K	843.19	Calculated Property
λgas	0.06	W/m×K	921.59	Calculated Property
λgas	0.07	W/m×K	1000.00	Calculated Property

Property	Value	Unit	Temperature (K)	Source
λliquid	[0.20; 0.10]	W/m×K	[294.35; 723.15]	ChemSep v8.3 pure component data Compiled value
Equation			Y = A + exp(B/T + C + D·T + E·T²) Y is λliquid in W/m×K, T in K
Coefficient A			-7.68630e-01
Coefficient B			2.61100e+01
Coefficient C			-3.37400e-01
Coefficient D			1.08470e-03
Coefficient E			-1.19370e-06
Temperature range, min.			294.35
Temperature range, max.			723.15
λliquid	0.20	W/m×K	294.35	Calculated Property
λliquid	0.20	W/m×K	341.99	Calculated Property
λliquid	0.20	W/m×K	389.64	Calculated Property
λliquid	0.20	W/m×K	437.28	Calculated Property
λliquid	0.19	W/m×K	484.93	Calculated Property
λliquid	0.18	W/m×K	532.57	Calculated Property
λliquid	0.17	W/m×K	580.22	Calculated Property
λliquid	0.15	W/m×K	627.86	Calculated Property
λliquid	0.13	W/m×K	675.51	Calculated Property
λliquid	0.10	W/m×K	723.15	Calculated Property

Similar Compounds

Find more compounds similar to Triethanolamine.

Mixtures

• Choline chloride + Triethanolamine
• Triethanolamine + Water
• n-Hexane + Triethanolamine
• n-Hexane + Choline chloride + Triethanolamine
• Benzene + Triethanolamine
• Benzene + Choline chloride + Triethanolamine
• Thiophene + Triethanolamine
• Choline chloride + Thiophene + Triethanolamine
• Carbon dioxide + Triethanolamine + Water
• 2-Pyrrolidinone, 1-methyl- + Triethanolamine
• Ethanol + Triethanolamine
• Ethanol + Triethanolamine + Water
• Triethanolamine + Ethanol, 2-(methylamino)- + Water
• Ethanol, 2-(ethylamino)- + Triethanolamine + Water
• Choline chloride + Triethanolamine + Cyclohexane
• Choline chloride + Hexadecane + Triethanolamine
• Triethanolamine + Water + Thiophene, tetrahydro-, 1,1-dioxide
• 2-Propanol, 1-amino- + Triethanolamine + Water
• Triethanolamine + 1-Propanol, 3-amino-
• 2-Propanol, 2-methyl- + Triethanolamine

Find more mixtures with Triethanolamine.

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).
• IUPAC Vapor-Liquid Critical Properties of Elements and Compounds, part 11 ChEDL chemicals 1.5.2, from Ambrose, D.; Tsonopoulos, C.; Nikitin, E. D. Vapor-Liquid Critical Properties of Elements and Compounds. 11. Organic Compounds Containing B + O; Halogens + N, + O, + O + S, + S, + Si; N + O; and O + S, + Si. J. Chem. Eng. Data 2009, 54, 669-689.
• 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.
• ChemSep v8.3 pure component data Converted from ChemSep v8.3 pure component data, H. Kooijman and R. Taylor (2021, 2022), Artistic License 2.0; see how the values differ.
• Crippen Method
• Density, transport properties and electrochemical potential windows for the 2-hydroxy-N,N,N-trimethylethanaminium chlorides based ionic liquids at several temperatures
• Effective extraction of benzene and thiophene by novel deep eutectic solvents from hexane / aromatic mixture at different temperatures
• Solubility of CO2 in the solvent system (water + monoethanolamine + triethanolamine)
• Density, speed of sound, viscosity, refractive index and surface tension of N-methyl-2-pyrrolidone + diethanolamine (or triethanolamine) from T = (293.15 to 323.15) K
• Excess molar enthalpies for binary mixtures of different amines with water
• Density and viscosity measurements of aqueous amines at high pressures: DEA-water, DMAE-water and TEA-water mixtures
• CO2 absorption with aqueous tertiary amine solutions: Equilibrium solubility and thermodynamic modeling
• Thermogravimetric measurement of the equilibrium vapour pressure: Application to water and triethanolamine
• Liquid-Liquid Equilibria for Benzene/Thiophene + Cyclohexane/Hexadecane + Deep Eutectic Solvents: Data and Correlation
• Surface Tension of aqueous vinary mixtures of 1-amino-2-propanol and 3-amino-1-propanol, and aqueous ternary mixtures of these amines with diethanolamine, triethanolamine, and 2-amino-2-methyl-1-propanol from (298.15 to 323.15) K
• Mutual Diffusion Coefficients of Some Aqueous Alkanolamines Solutions
• Densities and Viscosities of Aqueous Ternary Mixtures of 2-(Methylamino)ethanol and 2-(Ethylamino)ethanol with Diethanolamine, Triethanolamine, N-Methyldiethanolamine, or 2-Amino-1-methyl-1-propanol from 298.15 to 323.15 K
• Density, Viscosity, and Performances of Carbon Dioxide Capture in 16 Absorbents of Amine + Ionic Liquid + H2O, Ionic Liquid + H2O, and Amine + H2O Systems
• Effect of 2,2',2''-Nitrilotrisethanol on the Vapor-Liquid Equilibria of the Ethanol + Water System at Atmospheric Pressure
• Densities, Viscosities, and Surface Tensions of Aqueous Mixtures of Sulfolane + Triethanolamine and Sulfolane + Diisopropanolamine
• Density, Speed of Sound, Refractive Index, and Viscosity of 1-Amino-2-Propanol {or Bis(2-hydroxypropyl)amine} + Triethanolamine + Water from T = (288.15 to 333.15) K
• Enthalpy of Solution of Carbon Dioxide in Aqueous Solutions of Triethanolamine at Temperatures of 322.5 K and 372.9 K and Pressures up to 5 MPa
• Density, Speed of Sound, Viscosity, Surface Tension, and Excess Volume of N-Ethyl-2-pyrrolidone + Ethanolamine (or Diethanolamine or Triethanolamine) from T = (293.15 to 323.15) K
• Density and Viscosity for Binary Mixtures of Diethylene Glycol Monobutyl Ether with Monoethanolamine, Diethanolamine, and Triethanolamine from (293.15 to 333.15) K
• Bubble Point Determination for CO2 + Ethanol + Alkanolamines (Monoethanolamine, Diethanolamine, or Triethanolamine) at High Pressures
• Isobaric Vapor Liquid Equilibrium of tert-Butyl Alcohol + Water + Triethanolamine-Based Ionic Liquid Ternary Systems at 101.3 kPa
• Dielectric Constants of Aqueous Diisopropanolamine, Diethanolamine, N-Methyldiethanolamine, Triethanolamine, and 2-Amino-2-methyl-1-propanol Solutions
• Density and Speed of Sound of Binary Mixtures of N-Methyldiethanolamine and Triethanolamine with Ethanol
• Surface Tension of Aqueous Binary Mixtures of 2-(Methylamino)ethanol and 2-(Ethylamino)ethanol and Aqueous Ternary Mixtures of These Amines with Triethanolamine or N-Methyldiethanolamine from (293.15 to 323.15) K
• Surface Tension of Binary Mixtures of N-Methyldiethanolamine and Triethanolamine with Ethanol
• Density, Speed of Sound, and Isentropic Compressibility of Triethanolamine (or N-Methyldiethanolamine) + Water + Ethanol Solutions from t = (15 to 50) deg C
• Density, Speed of Sound, Isentropic Compressibility, and Excess Volume of (Monoethanolamine + 2-Amino-2-methyl-1-propanol), (Monoethanolamine + Triethanolamine), and (Monoethanolamine + N-Methyldiethanolamine) at Temperatures from (293.15 to 323.15) K
• Density, Speed of Sound, Isentropic Compressibility, and Excess Volume of Binary Mixtures of 1-Amino-2-propanol or 3-Amino-1-propanol with 2-Amino-2-methyl-1-propanol, Diethanolamine, or Triethanolamine from (293.15 to 323.15) K
• Excess Molar Enthalpies of (Water + Alkanolamine) Systems and Some Thermodynamic Calculations
• Joback Method
• KDB
• McGowan Method
• NIST Webbook
• NCMS SOLV-DB

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