- InChI
- InChI=1S/CH3NO2.H3N/c2-1(3)4;/h2H2,(H,3,4);1H3
- InChI Key
- BVCZEBOGSOYJJT-UHFFFAOYSA-N
- Formula
- CH6N2O2
- SMILES
- NC(=O)[O-].[NH4+]
- Molecular Weight1
- 78.07
- CAS
- 1111-78-0
- Other Names
-
- Ammonium carbamate
- Ammonium carbaminate
- Carbamic acid, ammonium salt
- Cp,solid : Solid phase heat capacity (J/mol×K).
- ΔfH°gas : Enthalpy of formation at standard conditions (kJ/mol).
- ΔvapH : Enthalpy of vaporization at a given temperature (kJ/mol).
- IE : Ionization energy (eV).
- log10WS : Log10 of Water solubility in mol/l.
- Pvap : Vapor pressure (kPa).
- Tboil : Normal Boiling Point Temperature (K).
- Tfus : Normal melting (fusion) point (K).
- 1: Molecular weight from the IUPAC atomic weights tables.
Physical Properties
| Property | Value | Unit | Source |
|---|---|---|---|
| ΔfH°gas | -511.19 | kJ/mol | Relay (1.0) Calculated Property |
| IE | 11.25 | eV | Relay (1.0) Calculated Property |
| log10WS | 0.61 | Relay (1.0) Calculated Property | |
| Tboil | 362.76 | K | Relay (1.0) Calculated Property |
| Tfus | 424.88 | K | Relay (1.0) Calculated Property |
Cheméo can also estimate Critical Temperature, Critical Pressure, Critical Volume, Enthalpy of vaporization at standard conditions, Standard Gibbs free energy of formation, Acentric Factor 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 | 131.00 | J/mol×K | 295.50 | NIST |
| ΔvapH | 54.10 | kJ/mol | 289.00 | NIST |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [0.14; 98.72] | kPa | [247.05; 331.45] |
The Yaws Handbook of Vapor Pressure
|
| Equation | ln(Pvp) = A + B/(T + C) | |||
| Coefficient A | 2.17555e+01 | |||
| Coefficient B | -5.22158e+03 | |||
| Coefficient C | -2.72200e+01 | |||
| Temperature range, min. | 247.05 | |||
| Temperature range, max. | 331.45 | |||
| Pvap | 0.14 | kPa | 247.05 | Calculated Property |
| Pvap | 0.36 | kPa | 256.43 | Calculated Property |
| Pvap | 0.88 | kPa | 265.81 | Calculated Property |
| Pvap | 2.01 | kPa | 275.18 | Calculated Property |
| Pvap | 4.33 | kPa | 284.56 | Calculated Property |
| Pvap | 8.83 | kPa | 293.94 | Calculated Property |
| Pvap | 17.17 | kPa | 303.32 | Calculated Property |
| Pvap | 31.97 | kPa | 312.69 | Calculated Property |
| Pvap | 57.19 | kPa | 322.07 | Calculated Property |
| Pvap | 98.72 | kPa | 331.45 | Calculated Property |
Similar Compounds
Find more compounds similar to Carbamic acid, monoammonium salt.
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
- The Yaws Handbook of Vapor Pressure
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.