- InChI
- InChI=1S/C3H7NO2/c1-2(4)3(5)6/h2H,4H2,1H3,(H,5,6)
- InChI Key
- QNAYBMKLOCPYGJ-UHFFFAOYSA-N
- Formula
- C3H7NO2
- SMILES
- CC(N)C(=O)O
- Molecular Weight1
- 89.09
- CAS
- 302-72-7
- Other Names
-
- (.+/-.)-Alanine
- ALANINE, «alpha»
- Alanine, DL-
- DL-«alpha»-Alanine
- dl-2-aminopropanoic acid
- dl-«alpha»-Aminopropionic 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).
- ΔvapH° : Enthalpy of vaporization at standard conditions (kJ/mol).
- 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).
- S°solid,1 bar : Solid phase molar entropy at standard conditions (J/mol×K).
- 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 | [-1633.60; -1602.00] | kJ/mol |
|
| ΔcH°solid | -1602.00 ± 2.90 | kJ/mol | NIST |
| ΔcH°solid | -1617.30 ± 0.59 | kJ/mol | NIST |
| ΔcH°solid | -1623.40 ± 0.20 | kJ/mol | NIST |
| ΔcH°solid | -1633.60 | kJ/mol | NIST |
| ΔfG° | -227.35 | kJ/mol | Joback Calculated Property |
| ΔfH°gas | -341.55 | kJ/mol | Joback Calculated Property |
| ΔfH°solid | [-578.90; -563.63] | kJ/mol |
|
| ΔfH°solid | -578.90 ± 2.90 | kJ/mol | NIST |
| ΔfH°solid | -563.63 ± 0.59 | kJ/mol | NIST |
| ΔfusH° | 10.89 | kJ/mol | Joback Calculated Property |
| ΔvapH° | 55.95 | kJ/mol | Joback Calculated Property |
| log10WS | 0.28 | Crippen Calculated Property | |
| logPoct/wat | -0.582 | Crippen Calculated Property | |
| McVol | 70.550 | ml/mol | McGowan Calculated Property |
| Pc | 6046.69 | kPa | Joback Calculated Property |
| S°solid,1 bar | 132.20 | J/mol×K | NIST |
| Tboil | 486.18 | K | Joback Calculated Property |
| Tc | 677.88 | K | Joback Calculated Property |
| Tfus | 563.50 | K | Thermop... |
| Vc | 0.252 | m3/kmol | Joback Calculated Property |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [151.30; 183.73] | J/mol×K | [486.18; 677.88] |
|
| Cp,gas | 151.30 | J/mol×K | 486.18 | Joback Calculated Property |
| Cp,gas | 157.40 | J/mol×K | 518.13 | Joback Calculated Property |
| Cp,gas | 163.22 | J/mol×K | 550.08 | Joback Calculated Property |
| Cp,gas | 168.75 | J/mol×K | 582.03 | Joback Calculated Property |
| Cp,gas | 174.01 | J/mol×K | 613.98 | Joback Calculated Property |
| Cp,gas | 179.00 | J/mol×K | 645.93 | Joback Calculated Property |
| Cp,gas | 183.73 | J/mol×K | 677.88 | Joback Calculated Property |
| Cp,solid | [113.80; 121.71] | J/mol×K | [297.50; 298.15] |
|
| Cp,solid | 121.71 | J/mol×K | 297.50 | NIST |
| Cp,solid | 114.00 | J/mol×K | 298.00 | NIST |
| Cp,solid | 113.80 | J/mol×K | 298.00 | NIST |
| Cp,solid | 121.60 | J/mol×K | 298.15 | NIST |
Similar Compounds
Find more compounds similar to dl-Alanine.
Mixtures
- dl-Alanine + Water
- potassium chloride + dl-Alanine + Water
- Glucose + dl-Alanine + Water
- tetramethylammonium bromide + dl-Alanine + Water
- Tetraethylammonium bromide + dl-Alanine + Water
- 1,4-Butanediol + dl-Alanine + Water
- Ammonium sulfate + dl-Alanine + Water
- dl-Alanine + Water + Tetradonium Bromide
- D-Fructose + dl-Alanine + Water
- sodium chloride + dl-Alanine + Water
- lithium chloride + dl-Alanine + Water
- Sodium sulfate + dl-Alanine + Water
- sodium bromide + dl-Alanine + Water
- potassium bromide + dl-Alanine + Water
- 1,2-Ethanediol + Dimethyl Sulfoxide + dl-Alanine
- 1,2-Ethanediol + dl-Alanine
- Dimethyl Sulfoxide + dl-Alanine
- Zinc Chloride + dl-Alanine + Water
Sources
- Crippen Method
- Crippen Method
- Osmotic and activity coefficients of glycine, dl-a-alanine and dl-a-aminobutyric acid in aqueous solutions at temperatures between 288.15 and 303.15 K
- KCl effect on the solubility of five different amino acids in water
- Solubility of triclosan and iodopropynyl butylcarbamate in pure alkanols at several temperatures
- Volumetric properties of amino acids in aqueous solutions of ammonium based protic ionic liquids
- Effect of sodium caproate on the volumetric and viscometric properties of glycine, DL-alpha-alanine, and DL-alpha-amino-n-butyric acid in aqueous solutions
- Volumetric, viscometric, and refractive index behaviour of a-amino acids and their groups? contribution in aqueous D-glucose solution at different temperatures
- Interactions of some ex-amino acids with tetra-n-alkylammonium bromides in aqueous medium at different temperatures
- Volumetric, ultrasonic, and viscometric behaviour of glycine, DL-alanine, and L-valine in aqueous 1,4-butanediol solutions at different temperatures
- The effect of ammonium sulfate on the solubility of amino acids in water at (298.15 and 323.15) K
- Solubility of salicylic acid in pure alcohols at different temperatures
- Thermodynamics of the interactions of some amino acids and peptides with dodecyltrimethylammonium bromide and tetradecyltrimethylammonium bromide
- Effect of glycine, DL-alanine and DL-2-aminobutyric acid on the temperature of maximum density of water
- Volumetric and viscometric study of the ternary (dl-alanine/+d(-)-fructose + water) solution at different temperatures and atmospheric pressure
- Standard molar enthalpy of formation of Nd(Gly)2(Ala)3Cl3*2H2O(s)
- Solubility and Chemical Thermodynamics of d,l-Alanine and d,l-Serine in Aqueous NaCl and KCl Solutions
- Surface Tension of Glycine, Alanine, Aminobutyric Acid, Norvaline, and Norleucine in Water and in Aqueous Solutions of Strong Electrolytes at Temperatures from (293.15 to 313.15) K
- Solubility and Thermodynamics of Solute-Solvent Interactions of Some Amino Acids in Aqueous Sodium Bromide and Potassium Bromide Solutions
- Studies on the Diffusion Coefficients of Amino Acids in Aqueous Solutions
- Partial Molar Volumes and Viscosities of Some r-Amino Acids in Micellar Solutions of Sodium Caprylate
- Volumetric and Viscometric Studies of Some Amino Acids in Aqueous Solutions of Cadmium Chloride at T = (288.15 to 318.15) K and at Atmospheric Pressure
- Thermophysical Study of Several alpha- and beta-Amino Acid Derivatives by Differential Scanning Calorimetry (DSC)
- Excess Volume of Water in Hydrate Complexes of Some alpha-Amino Acids
- Water Activity in Aqueous Amino Acid Solutions Containing Ammonium Sulfate at 298.2 K
- Solubility and Solvation Thermodynamics of a Series of Homologous a-Amino Acids in Nonaqueous Binary Mixtures of Ethylene Glycol and Dimethyl Sulfoxide
- Study of Interactions between Amino Acids and Zinc Chloride in Aqueous Solutions through Volumetric Measurements at T ) (288.15 to 318.15) K
- Phase Equilibrium System of Cadmium Chloride + dl-Alanine + Water at 298.15 K and Standard Molar Enthalpy of Formation of Cd3(Ala)2Cl6*4H2O
- Joback Method
- McGowan Method
- NIST Webbook
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