- InChI
- InChI=1S/C2H2O4.2H2O/c3-1(4)2(5)6;;/h(H,3,4)(H,5,6);2*1H2
- InChI Key
- GEVPUGOOGXGPIO-UHFFFAOYSA-N
- Formula
- C2H2O4.H4O2
- SMILES
- O.O.O=C(O)C(=O)O
- Molecular Weight1
- 126.07
- CAS
- 6153-56-6
- Other Names
-
- Ethanedioic acid, dihydrate
- Oxalic acid
- Oxalic acid dihydrate
- Ethanedioic acid
- ω : Acentric Factor.
- ΔcH°solid : Standard solid enthalpy of combustion (kJ/mol).
- ΔfG° : Standard Gibbs free energy of formation (kJ/mol).
- ΔfH°gas : Enthalpy of formation at standard conditions (kJ/mol).
- ΔvapH° : Enthalpy of vaporization at standard conditions (kJ/mol).
- IE : Ionization energy (eV).
- log10WS : Log10 of Water solubility in mol/l.
- 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.
Cheméo is a service of Céondo GmbH, since 2007, we provide simulation, modelling and software development services for the industry.
Do not hesitate to contact us for your projects.
Physical Properties
| Property | Value | Unit | Source |
|---|---|---|---|
| ω | 0.7988 | Relay (1.0) Calculated Property | |
| ΔcH°solid | -217.70 | kJ/mol | NIST |
| ΔfG° | -766.24 | kJ/mol | Relay (1.0-beta) Calculated Property |
| ΔfH°gas | -1001.93 | kJ/mol | Relay (1.0) Calculated Property |
| ΔvapH° | 94.81 | kJ/mol | Relay (1.0) Calculated Property |
| IE | 12.08 | eV | Relay (1.0) Calculated Property |
| log10WS | 0.25 | Relay (1.0) Calculated Property | |
| Pc | 16089.73 | kPa | Relay (1.0-beta) Calculated Property |
| Tboil | 560.64 | K | Relay (1.0) Calculated Property |
| Tc | 798.04 | K | Relay (1.0) Calculated Property |
| Tfus | 427.55 | K | Relay (1.0) Calculated Property |
| Vc | 0.169 | m3/kmol | Relay (1.0) Calculated Property |
Similar Compounds
Find more compounds similar to Ethanedioic acid, hydrate (1:2).
Sources
- Cheméo Relay (1.0)
- Cheméo Relay (1.0, beta) Beta: served but experimental, data-limited and below our cross-validation release bar; the Joback value is recommended where available.
- 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.
These property values are available through the Cheméo API. A free account gives you an access key.