- InChI
- InChI=1S/C2H2O3/c3-1-2(4)5/h1H,(H,4,5)
- InChI Key
- HHLFWLYXYJOTON-UHFFFAOYSA-N
- Formula
- C2H2O3
- SMILES
- O=CC(=O)O
- Molecular Weight1
- 74.04
- CAS
- 298-12-4
- Other Names
-
- Glyoxylic acid
- «alpha»-Ketoacetic acid
- Formic acid, formyl-
- Formylformic acid
- Glyoxalic acid
- Oxalaldehydic acid
- Oxoacetic acid
- Oxoethanoic acid
- OCHCOOH
- Kyselina glyoxylova
- Acetic acid, 2-oxo-
- NSC 27785
- Cp,gas : Ideal gas heat capacity (J/mol×K).
- η : Dynamic viscosity (Pa×s).
- ΔfG° : Standard Gibbs free energy of formation (kJ/mol).
- ΔfH°gas : 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).
- 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 |
|---|---|---|---|
| ΔfG° | -399.30 | kJ/mol | Joback Calculated Property |
| ΔfH°gas | -435.00 | kJ/mol | Joback Calculated Property |
| ΔfusH° | 8.91 | kJ/mol | Joback Calculated Property |
| ΔvapH° | 50.19 | kJ/mol | Joback Calculated Property |
| log10WS | 0.96 | Crippen Calculated Property | |
| logPoct/wat | -0.730 | Crippen Calculated Property | |
| McVol | 48.050 | ml/mol | McGowan Calculated Property |
| Pc | 7169.69 | kPa | Joback Calculated Property |
| Tboil | 439.87 | K | Joback Calculated Property |
| Tc | 622.82 | K | Joback Calculated Property |
| Tfus | 265.05 | K | Joback Calculated Property |
| Vc | 0.190 | m3/kmol | Joback Calculated Property |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [85.39; 101.60] | J/mol×K | [439.87; 622.82] | 
|
| Cp,gas | 85.39 | J/mol×K | 439.87 | Joback Calculated Property |
| Cp,gas | 88.43 | J/mol×K | 470.36 | Joback Calculated Property |
| Cp,gas | 91.33 | J/mol×K | 500.85 | Joback Calculated Property |
| Cp,gas | 94.10 | J/mol×K | 531.35 | Joback Calculated Property |
| Cp,gas | 96.73 | J/mol×K | 561.84 | Joback Calculated Property |
| Cp,gas | 99.23 | J/mol×K | 592.33 | Joback Calculated Property |
| Cp,gas | 101.60 | J/mol×K | 622.82 | Joback Calculated Property |
| η | [0.0003434; 0.0184573] | Pa×s | [265.05; 439.87] |
|
| η | 0.0184573 | Pa×s | 265.05 | Joback Calculated Property |
| η | 0.0068384 | Pa×s | 294.19 | Joback Calculated Property |
| η | 0.0030301 | Pa×s | 323.32 | Joback Calculated Property |
| η | 0.0015361 | Pa×s | 352.46 | Joback Calculated Property |
| η | 0.0008638 | Pa×s | 381.60 | Joback Calculated Property |
| η | 0.0005271 | Pa×s | 410.73 | Joback Calculated Property |
| η | 0.0003434 | Pa×s | 439.87 | Joback Calculated Property |
Similar Compounds
Find more compounds similar to Acetic acid, oxo-.
Sources
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