- InChI
- InChI=1S/C4H9NO2/c5-3-1-2-4(6)7/h1-3,5H2,(H,6,7)
- InChI Key
- BTCSSZJGUNDROE-UHFFFAOYSA-N
- Formula
- C4H9NO2
- SMILES
- NCCCC(=O)O
- Molecular Weight1
- 103.12
- CAS
- 56-12-2
- Other Names
-
- .gamma.-aminobutyric acid
- .omega.-aminobutyric acid
- 3-carboxypropylamine
- 4-Amino-n-butyric acid
- 4-aminobutanoic acid [GABA]
- 4-aminobutyric acid
- Aminalon
- Aminobutyric acid,-4-
- Butanoic acid, 4-amino-
- Butyric acid, 4-amino-
- DF 468
- GABA
- Gaballon
- Gamarex
- Gamastan
- Gammagee
- Gammalon
- Gammalone
- Gammar
- Gammasol
- Gamulin
- Globulin, immune human serum
- Immu-G
- Immuglobin
- Mielogen
- Mielomade
- NSC 27418
- Reanal
- piperidic acid
- piperidinic acid
- «gamma»-Amino-n-butyric acid
- «gamma»-Aminobutanoic acid
- «gamma»-Aminobutyric acid
- «omega»-Aminobutyric acid
- ΔcH°solid : Standard solid enthalpy of combustion (kJ/mol).
- Cp,gas : Ideal gas heat capacity (J/mol×K).
- Cp,solid : Solid phase heat capacity (J/mol×K).
- ΔfG° : Standard Gibbs free energy of formation (kJ/mol).
- ΔfH°gas : Enthalpy of formation at standard conditions (kJ/mol).
- ΔfH°solid : Solid phase enthalpy of formation at standard conditions (kJ/mol).
- ΔfusH° : Enthalpy of fusion at standard conditions (kJ/mol).
- ΔsubH° : Enthalpy of sublimation at standard conditions (kJ/mol).
- ΔsubH : Enthalpy of sublimation at a given temperature (kJ/mol).
- ΔvapH° : Enthalpy of vaporization at standard conditions (kJ/mol).
- ΔvapH : Enthalpy of vaporization at a given temperature (kJ/mol).
- IE : Ionization energy (eV).
- log10WS : Log10 of Water solubility in mol/l.
- logPoct/wat : Octanol/Water partition coefficient.
- McVol : McGowan's characteristic volume (ml/mol).
- Pc : Critical Pressure (kPa).
- Tboil : Normal Boiling Point Temperature (K).
- Tc : Critical Temperature (K).
- Tfus : Normal melting (fusion) point (K).
- Vc : Critical Volume (m3/kmol).
- 1: Molecular weight from the IUPAC atomic weights tables.
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Physical Properties
| Property | Value | Unit | Source |
|---|---|---|---|
| ΔcH°solid | [-2282.40; -2279.23] | kJ/mol |
|
| ΔcH°solid | -2280.00 ± 4.70 | kJ/mol | NIST |
| ΔcH°solid | -2279.23 ± 0.11 | kJ/mol | NIST |
| ΔcH°solid | -2282.40 ± 0.84 | kJ/mol | NIST |
| ΔfG° | -216.49 | kJ/mol | Joback Calculated Property |
| ΔfH°gas | -441.00 ± 2.00 | kJ/mol | NIST |
| ΔfH°solid | [-581.10; -561.00] | kJ/mol |
|
| ΔfH°solid | -561.00 ± 4.70 | kJ/mol | NIST |
| ΔfH°solid | -581.10 ± 0.30 | kJ/mol | NIST |
| ΔfusH° | 17.00 | kJ/mol | Joback Calculated Property |
| ΔsubH° | 140.00 ± 2.00 | kJ/mol | NIST |
| ΔvapH° | 58.56 | kJ/mol | Joback Calculated Property |
| IE | [8.70; 9.60] | eV |
|
| IE | 8.70 | eV | NIST |
| IE | 9.60 | eV | NIST |
| log10WS | -0.03 | Crippen Calculated Property | |
| logPoct/wat | -0.190 | Crippen Calculated Property | |
| McVol | 84.640 | ml/mol | McGowan Calculated Property |
| Pc | 5175.72 | kPa | Joback Calculated Property |
| Tboil | 509.50 | K | Joback Calculated Property |
| Tc | 695.04 | K | Joback Calculated Property |
| Tfus | 328.85 | K | Joback Calculated Property |
| Vc | 0.314 | m3/kmol | Joback Calculated Property |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [190.29; 228.27] | J/mol×K | [509.50; 695.04] |
|
| Cp,gas | 190.29 | J/mol×K | 509.50 | Joback Calculated Property |
| Cp,gas | 197.41 | J/mol×K | 540.42 | Joback Calculated Property |
| Cp,gas | 204.20 | J/mol×K | 571.35 | Joback Calculated Property |
| Cp,gas | 210.68 | J/mol×K | 602.27 | Joback Calculated Property |
| Cp,gas | 216.84 | J/mol×K | 633.19 | Joback Calculated Property |
| Cp,gas | 222.70 | J/mol×K | 664.11 | Joback Calculated Property |
| Cp,gas | 228.27 | J/mol×K | 695.04 | Joback Calculated Property |
| Cp,solid | [133.60; 146.40] | J/mol×K | [298.00; 298.15] |
|
| Cp,solid | 133.60 | J/mol×K | 298.00 | NIST |
| Cp,solid | 146.40 | J/mol×K | 298.15 | NIST |
| ΔsubH | [138.90; 140.00] | kJ/mol | [395.00; 467.50] |
|
| ΔsubH | 140.00 ± 2.00 | kJ/mol | 395.00 | NIST |
| ΔsubH | 138.90 ± 0.60 | kJ/mol | 395.50 | NIST |
| ΔsubH | 139.00 ± 4.00 | kJ/mol | 467.50 | NIST |
| ΔvapH | 87.00 ± 2.00 | kJ/mol | 496.50 | NIST |
Similar Compounds
Find more compounds similar to 4-Aminobutanoic acid.
Mixtures
- 4-Aminobutanoic acid + Water
- 4-Aminobutanoic acid + sodium chloride + Water
- 4-Aminobutanoic acid + caffeine + Water
- 4-Aminobutanoic acid + Methyl Alcohol
- 4-Aminobutanoic acid + Formamide
- 4-Aminobutanoic acid + Propylene Glycol
- 4-Aminobutanoic acid + 1,3-Propanediol
- 4-Aminobutanoic acid + Methyl Alcohol + Water
- 4-Aminobutanoic acid + Ethanol + Methyl Alcohol
- 4-Aminobutanoic acid + 1-Propanol + Methyl Alcohol
- 4-Aminobutanoic acid + Isopropyl Alcohol + Methyl Alcohol
- 4-Aminobutanoic acid + Acetic acid, sodium salt + Water
- 4-Aminobutanoic acid + magnesium di(acetate) + Water
Sources
- Crippen Method
- Crippen Method
- Ultrasonic Studies of 4-Aminobutyric Acid in Aqueous Metformin Hydrochloride Solutions at Different Temperatures
- Osmotic and activity coefficients of alpha, omega-amino acids in aqueous solutions at 298.15 K
- The vapour pressures over saturated aqueous solutions of DL-2-aminobutyric acid, 4-aminobutyric acid, sodium-D-gluconate, sodium hippurate, and potassium magnesium-L-aspartate
- Effect of temperature on the dilution enthalpies of alpha,omega-amino acids in aqueous solutions
- Studies on molecular interactions of some neurotransmitters in water using volumetric and compressibility measurements at T = (278.15, 288.15 and 298.15) K
- Determination and correlation of solubility and thermodynamics of mixing of 4-aminobutyric acid in mono-solvents and binary solvent mixtures
- The structure and diffusion behaviour of the neurotransmitter gamma-aminobutyric acid (GABA) in neutral aqueous solutions
- Effect of temperature on the partial molar volumes, partial molar compressibility and viscosity B-coefficients of DL-4-aminobutyric acid in water and in aqueous sodium chloride solutions
- Enthalpic interactions between some amino acids and cyclohexanone in aqueous solutions at 298.15K
- Measurement and Correlation of Solubility of -Aminobutyric Acid in Different Binary Solvents
- Partial Molar Volumes, Partial Molar Compressibilities, and Viscosities of alpha,w-Amino Acids in Water and in Aqueous Solutions of Sodium Chloride over a Temperature Range of 293.2-333.2 K
- Effect of Caffeine on the Physicochemical Properties of Neurotransmitter GABA: Thermodynamic and Theoretical Approach
- Volumetric Properties of Some a,w-Aminocarboxylic Acids in Aqueous Sodium Acetate and Magnesium Acetate Solutions at T = (288.15 to 318.15) K
- Binary Diffusion Coefficients of Aqueous Phenylalanine, Tyrosine Isomers, and Aminobutyric Acids at Infinitesimal Concentration and Temperatures from (293.2 to 333.2) K
- Binary Diffusion Coefficients of Aqueous Straight-Chain Amino Acids at Infinitesimal Concentration and Temperatures from (298.2 to 333.2) K
- Joback Method
- McGowan Method
- NIST Webbook
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