- InChI
- InChI=1S/C8H6O4.2H3N/c9-7(10)5-2-1-3-6(4-5)8(11)12;;/h1-4H,(H,9,10)(H,11,12);2*1H3
- InChI Key
- IPRCVFMLNWMMLD-UHFFFAOYSA-N
- Formula
- C8H12N2O4
- SMILES
-
O=C([O-])c1cccc(C(=O)[O-])c1.[
NH4+].[NH4+] - Molecular Weight1
- 200.19
- CAS
- 18996-38-8
- Cp,solid : Solid phase heat capacity (J/mol×K).
- ΔfH°gas : Enthalpy of formation at standard conditions (kJ/mol).
- ΔvapH° : Enthalpy of vaporization at standard conditions (kJ/mol).
- IE : Ionization energy (eV).
- Pc : Critical Pressure (kPa).
- Tboil : Normal Boiling Point Temperature (K).
- Tc : Critical Temperature (K).
- Tfus : Normal melting (fusion) point (K).
- 1: Molecular weight from the IUPAC atomic weights tables.
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Physical Properties
| Property | Value | Unit | Source |
|---|---|---|---|
| ΔfH°gas | -673.85 | kJ/mol | Relay (1.0) Calculated Property |
| ΔvapH° | 86.63 | kJ/mol | Relay (1.0) Calculated Property |
| IE | 9.84 | eV | Relay (1.0) Calculated Property |
| Pc | 3392.15 | kPa | Relay (1.0-beta) Calculated Property |
| Tboil | 550.47 | K | Relay (1.0) Calculated Property |
| Tc | 693.60 | K | Relay (1.0) Calculated Property |
| Tfus | 495.42 | K | Relay (1.0) Calculated Property |
Cheméo can also estimate Critical Volume, Standard Gibbs free energy of formation, Acentric Factor, Log10 of Water solubility in mol/l for this compound, but they fall outside the models' validated range, so they are not shown here. Open the prediction tool to compute them on demand.
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,solid | 285.30 | J/mol×K | 323.00 | NIST |
Similar Compounds
Find more compounds similar to Ammonium m-phthalate.
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
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