- InChI
- InChI=1S/C2H2O4.2H3N/c3-1(4)2(5)6;;/h(H,3,4)(H,5,6);2*1H3
- InChI Key
- VBIXEXWLHSRNKB-UHFFFAOYSA-N
- Formula
- C2H8N2O4
- SMILES
- N.N.O=C(O)C(=O)O
- Molecular Weight1
- 124.10
- CAS
- 1113-38-8
- Other Names
-
- Ammonium oxalate
- ω : Acentric Factor.
- 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).
- 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.
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Physical Properties
| Property | Value | Unit | Source |
|---|---|---|---|
| ω | 0.7521 | Relay (1.0) Calculated Property | |
| ΔfG° | -592.94 | kJ/mol | Relay (1.0-beta) Calculated Property |
| ΔfH°gas | -808.51 | kJ/mol | Relay (1.0) Calculated Property |
| ΔvapH° | 95.90 | kJ/mol | Relay (1.0) Calculated Property |
| IE | 10.33 | eV | Relay (1.0) Calculated Property |
| log10WS | 0.67 | Relay (1.0) Calculated Property | |
| Pc | 8893.33 | kPa | Relay (1.0-beta) Calculated Property |
| Tboil | 510.39 | K | Relay (1.0) Calculated Property |
| Tc | 713.32 | K | Relay (1.0) Calculated Property |
| Tfus | 493.93 | K | Relay (1.0) Calculated Property |
| Vc | 0.149 | m3/kmol | Relay (1.0) Calculated Property |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,solid | 211.70 | J/mol×K | 323.00 | NIST |
Similar Compounds
Find more compounds similar to diammonium oxalate.
Mixtures
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.
- Solubility Investigations in the (NH4)2C2O4-NH4VO3-H2O System from 313.15 to 363.15 K
- NIST Webbook
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