- InChI
- InChI=1S/C4H9NO2/c1-2-3(5)4(6)7/h3H,2,5H2,1H3,(H,6,7)
- InChI Key
- QWCKQJZIFLGMSD-UHFFFAOYSA-N
- Formula
- C4H9NO2
- SMILES
- CCC(N)C(=O)O
- Molecular Weight1
- 103.12
- CAS
- 2835-81-6
- Other Names
-
- (±)-2-aminobutyric acid
- 2-Aminobutyric acid
- 2-Aminobutyric acid, dl
- Aminobutyric acid,-2-
- Butanoic acid, 2-amino-
- Butanoic acid, 2-amino-, (.+/-.)-
- Butyric acid, 2-amino-, DL-
- Butyric acid, dl-2-amino-, beta-form
- Butyrine
- DL-2-Aminobutanoic acid
- NSC 3251
- alpha-Aminobutyric acid
- dl-2-Amino-n-butyric acid
- dl-«alpha»-Amino-n-butyric acid
- «alpha»-Aminobutyric acid
- ΔcH°solid : Standard solid enthalpy of combustion (kJ/mol).
- Cp,gas : Ideal gas 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 a given temperature (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).
- 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 | -2254.00 ± 1.10 | kJ/mol | NIST |
| ΔfG° | -218.93 | kJ/mol | Joback Calculated Property |
| ΔfH°gas | -362.19 | kJ/mol | Joback Calculated Property |
| ΔfH°solid | -605.80 ± 1.10 | kJ/mol | NIST |
| ΔfusH° | 13.48 | kJ/mol | Joback Calculated Property |
| ΔvapH° | 58.18 | kJ/mol | Joback Calculated Property |
| log10WS | 0.31 | Aq. Sol... | |
| logPoct/wat | -0.192 | Crippen Calculated Property | |
| McVol | 84.640 | ml/mol | McGowan Calculated Property |
| Pc | 5235.81 | kPa | Joback Calculated Property |
| Tboil | 509.06 | K | Joback Calculated Property |
| Tc | 698.51 | K | Joback Calculated Property |
| Tfus | 313.85 | K | Joback Calculated Property |
| Vc | 0.307 | m3/kmol | Joback Calculated Property |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [190.62; 229.60] | J/mol×K | [509.06; 698.51] | 
|
| Cp,gas | 190.62 | J/mol×K | 509.06 | Joback Calculated Property |
| Cp,gas | 197.96 | J/mol×K | 540.64 | Joback Calculated Property |
| Cp,gas | 204.95 | J/mol×K | 572.21 | Joback Calculated Property |
| Cp,gas | 211.60 | J/mol×K | 603.79 | Joback Calculated Property |
| Cp,gas | 217.92 | J/mol×K | 635.36 | Joback Calculated Property |
| Cp,gas | 223.92 | J/mol×K | 666.94 | Joback Calculated Property |
| Cp,gas | 229.60 | J/mol×K | 698.51 | Joback Calculated Property |
| ΔsubH | [132.00; 132.00] | kJ/mol | [409.00; 409.00] |
|
| ΔsubH | 132.00 | kJ/mol | 409.00 | NIST |
| ΔsubH | 132.00 ± 2.00 | kJ/mol | 409.00 | NIST |
Similar Compounds
Find more compounds similar to dl-2-Aminobutyric acid.
Sources
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