- InChI
- InChI=1S/C4H6N4O3/c5-3(10)6-1-2(9)8-4(11)7-1/h1H,(H3,5,6,10)(H2,7,8,9,11)
- InChI Key
- POJWUDADGALRAB-UHFFFAOYSA-N
- Formula
- C4H6N4O3
- SMILES
- NC(=O)NC1NC(=O)NC1=O
- Molecular Weight1
- 158.12
- CAS
- 97-59-6
- Other Names
-
- 2,5-Dioxo-4-imidazolidinyl-urea
- 2,5-Imidazolidinedione, 4-ureido-
- 5-Ureidohydantoin
- 5-Ureidohydrantoin
- AVC/Dienestrolcream
- Alantan
- Allantol
- Cordianine
- Fancol TOIN
- Glyoxyldiureid
- Glyoxyldiureide
- Glyoxylic diureide
- Hydantoin, 5-ureido-
- NSC 7606
- Psoralon
- Sebical
- Septalan
- Urea, (2,5-dioxo-4-imidazolidinyl)-
- Urea, N-(2,5-dioxo-4-imidazolidinyl)-
- ΔcH°solid : Standard solid enthalpy of combustion (kJ/mol).
- Cp,gas : Ideal gas heat capacity (J/mol×K).
- Cp,solid : Solid phase heat capacity (J/mol×K).
- ΔfH°solid : Solid phase enthalpy of formation at standard conditions (kJ/mol).
- ΔfusH° : Enthalpy of fusion 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).
- S°solid,1 bar : Solid phase molar entropy at standard conditions (J/mol×K).
- 1: Molecular weight from the IUPAC atomic weights tables.
Physical Properties
| Property | Value | Unit | Source |
|---|---|---|---|
| ΔcH°solid | [-1714.00; -1708.90] | kJ/mol |
|
| ΔcH°solid | -1714.00 ± 0.67 | kJ/mol | NIST |
| ΔcH°solid | -1708.90 | kJ/mol | NIST |
| ΔfH°solid | -717.56 ± 0.71 | kJ/mol | NIST |
| ΔfusH° | 30.15 | kJ/mol | Joback Calculated Property |
| log10WS | [-1.60; -1.60] |
|
|
| log10WS | -1.60 | Aq. Solubility Prediction | |
| log10WS | -1.60 | Estimated Solubility | |
| logPoct/wat | -2.180 | Crippen Calculated Property | |
| McVol | 100.990 | ml/mol | McGowan Calculated Property |
| S°solid,1 bar | 195.00 | J/mol×K | NIST |
Cheméo can also estimate Normal Boiling Point Temperature, Normal melting (fusion) point, Critical Temperature, Critical Pressure, Critical Volume, Enthalpy of formation at standard conditions, Enthalpy of vaporization at standard conditions, Standard Gibbs free energy of formation, Acentric Factor, Ionization energy 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,gas | [281.16; 329.91] | J/mol×K | [715.71; 981.27] |
|
| Cp,gas | 281.16 | J/mol×K | 715.71 | Joback Calculated Property |
| Cp,gas | 292.08 | J/mol×K | 759.97 | Joback Calculated Property |
| Cp,gas | 302.02 | J/mol×K | 804.23 | Joback Calculated Property |
| Cp,gas | 310.88 | J/mol×K | 848.49 | Joback Calculated Property |
| Cp,gas | 318.55 | J/mol×K | 892.75 | Joback Calculated Property |
| Cp,gas | 324.93 | J/mol×K | 937.01 | Joback Calculated Property |
| Cp,gas | 329.91 | J/mol×K | 981.27 | Joback Calculated Property |
| Cp,solid | 179.95 | J/mol×K | 296.60 | NIST |
Similar Compounds
Find more compounds similar to Allantoin.
Sources
- 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.
- Crippen Method
- Joback Method
- Aqueous Solubility Prediction Method
- Estimated Solubility Method
- McGowan Method
- 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.
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