Chemical Properties of «alpha»-Aminoisobutanoic acid (CAS 62-57-7)

InChI

InChI=1S/C4H9NO2/c1-4(2,5)3(6)7/h5H2,1-2H3,(H,6,7)

InChI Key

FUOOLUPWFVMBKG-UHFFFAOYSA-N

Formula

C4H9NO2

SMILES

CC(C)(N)C(=O)O

Molecular Weight¹

103.12

CAS

62-57-7

Other Names

• .alpha.-aminoisobutanoic acid
• .alpha.-aminoisobutyric acid
• 2-amino-2-methylpropanoic acid
• 2-amino-2-methylpropionic acid
• 2-aminoisobutyric acid
• 2-methylalanine
• AIB
• NSC 16590
• Propionic acid, 2-amino-2-methyl-
• alanine, 2-methyl-
• aminoisobutyric acid
• propanoic acid, 2-amino-2-methyl-
• «alpha»,«alpha»-Dimethylglycine
• «alpha»-Aminoisobutyric acid
• «alpha»-Methylalanine

• 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_subH : Enthalpy of sublimation at a given temperature (kJ/mol).
• Δ_vapH° : Enthalpy of vaporization at standard conditions (kJ/mol).
• 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).
• T_boil : Normal Boiling Point Temperature (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
ΔcH°solid	[-2330.00; -2265.99]	kJ/mol
ΔcH°solid	-2265.99 ± 0.42	kJ/mol	NIST
ΔcH°solid	-2330.00 ± 2.00	kJ/mol	NIST
ΔfG°	-213.65	kJ/mol	Joback Calculated Property
ΔfH°gas	-365.66	kJ/mol	Joback Calculated Property
ΔfH°solid	[-594.28; -527.00]	kJ/mol
ΔfH°solid	-594.28 ± 0.48	kJ/mol	NIST
ΔfH°solid	-527.00 ± 2.00	kJ/mol	NIST
ΔfusH°	9.59	kJ/mol	Joback Calculated Property
ΔvapH°	57.27	kJ/mol	Joback Calculated Property
log10WS	-0.14		Crippen Calculated Property
logPoct/wat	-0.192		Crippen Calculated Property
McVol	84.640	ml/mol	McGowan Calculated Property
Pc	5320.16	kPa	Joback Calculated Property
Tboil	506.27	K	Joback Calculated Property
Tc	703.19	K	Joback Calculated Property
Tfus	331.27	K	Joback Calculated Property
Vc	0.302	m3/kmol	Joback Calculated Property

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[194.06; 233.76]	J/mol×K	[506.27; 703.19]
Cp,gas	194.06	J/mol×K	506.27	Joback Calculated Property
Cp,gas	201.81	J/mol×K	539.09	Joback Calculated Property
Cp,gas	209.08	J/mol×K	571.91	Joback Calculated Property
Cp,gas	215.88	J/mol×K	604.73	Joback Calculated Property
Cp,gas	222.24	J/mol×K	637.55	Joback Calculated Property
Cp,gas	228.19	J/mol×K	670.37	Joback Calculated Property
Cp,gas	233.76	J/mol×K	703.19	Joback Calculated Property
ΔsubH	[125.80; 134.20]	kJ/mol	[413.50; 455.00]
ΔsubH	134.20	kJ/mol	413.50	NIST
ΔsubH	125.80	kJ/mol	450.50	NIST
ΔsubH	129.50 ± 0.40	kJ/mol	455.00	NIST

Similar Compounds

Find more compounds similar to «alpha»-Aminoisobutanoic acid.

Mixtures

• «alpha»-Aminoisobutanoic acid + Water

Sources

• Crippen Method
• Crippen Method
• Binary Diffusion Coefficients of Aqueous Phenylalanine, Tyrosine Isomers, and Aminobutyric Acids at Infinitesimal Concentration and Temperatures from (293.2 to 333.2) K
• 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.