Chemical Properties of Tromethamine (CAS 77-86-1)

InChI

InChI=1S/C4H11NO3/c5-4(1-6,2-7)3-8/h6-8H,1-3,5H2

InChI Key

LENZDBCJOHFCAS-UHFFFAOYSA-N

Formula

C4H11NO3

SMILES

NC(CO)(CO)CO

Molecular Weight¹

121.14

CAS

77-86-1

Other Names

• 1,3-propanediol, 2-amino-2-(hydroxymethyl)-
• 2-(Hydroxymethyl)-2-amino-1,3-propanediol
• 2-Amino-2-(hydroxymethyl)propane-1,3-diol
• 2-Amino-2-hydroxymethylpropanediol
• 2-Amino-2-methylol-1,3-propanediol
• 2-amino-2-(hydroxymethyl)-1,3-propanediol
• Addex-Tham
• Aminotri(hydroxymethyl)methane
• Aminotrimethylolmethane
• Aminotris(hydroxymethyl)methane
• Apiroserum Tham
• Methanamine, 1,1,1-tris(hydroxymethyl)-
• Methylamine, 1,1,1-tris(hydroxymethyl)-
• NSC 6365
• Pehanorm
• TAM
• THAM
• Talatrol
• Tham-E
• Trigmo base
• Triladyl
• Trimethylolaminomethane
• Tris
• Tris (buffering agent)
• Tris (hydroxymethyl)aminoethane
• Tris amino
• Tris base
• Tris buffer
• Tris(hydroxymethyl)aminomethane
• Tris(hydroxymethyl)methylamine
• Tris, free base
• Tris-steril
• Trisamin
• Trisamine
• Trisaminol
• Trispuffer
• Trizma
• Trizma base
• Trometamol
• Trometamole
• Tromethamin
• Tromethane
• Tromethanmin
• Tutofusin tris
• tris(hydroxymethyl)methanamine
• trishydroxymethylaminomethane

• ω : Acentric Factor.
• Δ_cH°_solid : Standard solid enthalpy of combustion (kJ/mol).
• C_p,gas : Ideal gas heat capacity (J/mol×K).
• C_p,solid : Solid phase 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).
• 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.
• S°_{solid,1 bar} : Solid phase molar entropy at standard conditions (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).
• 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	0.8693		Relay (1.0) Calculated Property
ΔcH°solid	[-2428.27; -2426.41]	kJ/mol
ΔcH°solid	-2426.41 ± 0.73	kJ/mol	NIST
ΔcH°solid	-2428.27 ± 0.78	kJ/mol	NIST
ΔfG°	-358.37	kJ/mol	Joback Calculated Property
ΔfH°gas	-484.52	kJ/mol	Relay (1.0) Calculated Property
ΔfH°solid	-717.84 ± 0.82	kJ/mol	NIST
ΔfusH°	[33.48; 34.52]	kJ/mol
ΔfusH°	33.48	kJ/mol	Heat capacity measurement of organic thermal energy storage materials
ΔfusH°	34.52	kJ/mol	Thermal analysis of phase change materials in the temperature range 120.150 .C
ΔvapH°	90.04	kJ/mol	Relay (1.0) Calculated Property
IE	9.33	eV	Relay (1.0) Calculated Property
log10WS	-0.71		Relay (1.0) Calculated Property
logPoct/wat	-2.339		Crippen Calculated Property
McVol	94.810	ml/mol	McGowan Calculated Property
Pc	6400.00	kPa	Joback Calculated Property
Inp	[1645.00; 1645.00]
Inp	1645.00		NIST
Inp	1645.00		NIST
S°solid,1 bar	175.44	J/mol×K	NIST
Tboil	621.66	K	Relay (1.0) Calculated Property
Tc	823.53	K	Relay (1.0) Calculated Property
Tfus	440.70 ± 3.00	K	NIST
Ttriple	443.60 ± 0.10	K	NIST
Vc	0.330	m3/kmol	Relay (1.0) Calculated Property

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[261.58; 293.37]	J/mol×K	[636.76; 809.05]
Cp,gas	261.58	J/mol×K	636.76	Joback Calculated Property
Cp,gas	267.65	J/mol×K	665.47	Joback Calculated Property
Cp,gas	273.38	J/mol×K	694.19	Joback Calculated Property
Cp,gas	278.80	J/mol×K	722.90	Joback Calculated Property
Cp,gas	283.92	J/mol×K	751.62	Joback Calculated Property
Cp,gas	288.77	J/mol×K	780.33	Joback Calculated Property
Cp,gas	293.37	J/mol×K	809.05	Joback Calculated Property
Cp,solid	[167.19; 171.27]	J/mol×K	[298.15; 298.15]
Cp,solid	171.27	J/mol×K	298.15	NIST
Cp,solid	167.19	J/mol×K	298.15	NIST
ΔfusH	[2.41; 3.10]	kJ/mol	[443.60; 444.60]
ΔfusH	2.41	kJ/mol	443.60	NIST
ΔfusH	3.10	kJ/mol	444.60	NIST

Pressure Dependent Properties

Similar Compounds

Find more compounds similar to Tromethamine.

Mixtures

• Ethanol, 2,2'-oxybis- + Tromethamine + Water
• Triethylene glycol + Tromethamine + Water
• Tetraethylene glycol + Tromethamine + Water
• Propylene Glycol + Tromethamine + Water
• 2-Propanol, 2-methyl- + Tromethamine + Water
• 1-Propanol + Tromethamine + Water
• Isopropyl Alcohol + Tromethamine + Water
• Piperazine + Tromethamine + Water
• Tromethamine + Water
• Nitrous oxide + Tromethamine + Water
• Carbon dioxide + Tromethamine + Water
• Ethanol + Tromethamine + Water
• Tromethamine + Methyl Alcohol + Water
• Tromethamine + Methyl Alcohol
• 1-Propanol + Tromethamine + Methyl Alcohol
• 1-Propanol + Tromethamine
• potassium bromide + Tromethamine + Water
• potassium chloride + Tromethamine + Water
• sodium chloride + Tromethamine + Water

Sources

• Cheméo Relay (1.0)
• Crippen Method
• Crippen Method
• Physical Properties and Thermal Decomposition of Aqueous Solutions of 2-Amino-2-hydroxymethyl-1,3-propanediol (AHPD)
• solubility of carbon dioxide in aqueous solutions of 2-aimno-2-hydroxymethyl-1,3-propanediol
• Buffer interactions: Solubilities and transfer free energies of TRIS, TAPS, TAPSO, and TABS from water to aqueous ethanol solutions
• Heat capacity measurement of organic thermal energy storage materials
• Thermophysical property characterization of tris(hydroxymethyl)aminomethane
• Molar heat capacities of some aqueous 2-amino-2-hydroxymethyl-1,3-propanediol + glycol systems
• Thermophysical property characterization of ternary system containing {glycol (DEG/TEG/T4EG) + 2-amino-2-hydroxymethyl-1,3-propanediol + water}
• Isobaric vapour-liquid equilibrium of (tert-butanol + water) system with biological buffer TRIS at 101.3 kPa
• A green process for recovery of 1-propanol/2-propanol from their aqueous solutions: Experimental and MD simulation studies
• Thermal analysis of phase change materials in the temperature range 120.150 .C
• Physical Properties of Piperazine (PZ) Activated Aqueous Solutions of 2- Amino-2-hydroxymethyl-1, 3-propanediol (AHPD + PZ)
• Solubility Determination of Tris(hydroxymethyl)aminomethane in Water + Methanol Mixtures at Various Temperatures Using a Laser Monitoring Technique
• Solubility of Tris(hydroxymethyl)aminomethane in Water + 1-Propanol Mixtures at Various Temperatures
• Solubility of Tris(hydroxymethyl)aminomethane in Methanol + 1-Propanol Mixtures at Various Temperatures
• Physicochemical Properties of Aqueous Solutions of 2-Amino-2-hydroxymethyl-1,3-propanediol
• Buffers and Ionic Salts: Densities and Solubilities of Aqueous and Electrolyte Solutions of Tris(hydroxymethyl)aminomethane and N-Tris[hydroxymethyl]-4-amino-butanesulfonic Acid
• Joback Method
• McGowan Method
• NIST Webbook

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