- InChI
- InChI=1S/CH5N3/c2-1(3)4/h(H5,2,3,4)
- InChI Key
- ZRALSGWEFCBTJO-UHFFFAOYSA-N
- Formula
- CH5N3
- SMILES
- N=C(N)N
- Molecular Weight1
- 59.07
- CAS
- 113-00-8
- Other Names
-
- (NH2)2C=NH
- Aminoformamidine
- Aminomethanamidine
- Carbamamidine
- Carbamidine
- Guanidin
- Imidourea
- Iminourea
- ω : Acentric Factor.
- PAff : Proton affinity (kJ/mol).
- BasG : Gas basicity (kJ/mol).
- ΔcH°solid : Standard solid enthalpy of combustion (kJ/mol).
- Cp,gas : Ideal gas heat capacity (J/mol×K).
- ΔfG° : Standard Gibbs free energy of formation (kJ/mol).
- ΔfH°gas : Enthalpy of formation at standard conditions (kJ/mol).
- ΔfH°solid : Solid phase 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.
- logPoct/wat : Octanol/Water partition coefficient.
- McVol : McGowan's characteristic volume (ml/mol).
- 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 | 0.6345 | Relay (1.0) Calculated Property | |
| PAff | 986.30 | kJ/mol | NIST |
| BasG | 949.40 | kJ/mol | NIST |
| ΔcH°solid | -1052.10 ± 1.00 | kJ/mol | NIST |
| ΔfG° | 294.04 | kJ/mol | Joback Calculated Property |
| ΔfH°gas | -27.69 | kJ/mol | Relay (1.0) Calculated Property |
| ΔfH°solid | -56.00 ± 1.00 | kJ/mol | NIST |
| ΔvapH° | 52.45 | kJ/mol | Relay (1.0) Calculated Property |
| IE | 9.10 ± 0.05 | eV | NIST |
| log10WS | 0.74 | Relay (1.0) Calculated Property | |
| logPoct/wat | -1.161 | Crippen Calculated Property | |
| McVol | 50.590 | ml/mol | McGowan Calculated Property |
| Pc | 7297.56 | kPa | Relay (1.0-beta) Calculated Property |
| Tboil | 468.73 | K | Relay (1.0) Calculated Property |
| Tc | 703.30 | K | Relay (1.0) Calculated Property |
| Tfus | 414.15 | K | Determination and prediction of solubilities of active pharmaceutical ingredients in selected organic solvents |
| Vc | 0.183 | m3/kmol | Relay (1.0) Calculated Property |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [24.30; 100.28] | J/mol×K | [100.12; 451.68] | 
|
| Cp,gas | 24.30 | J/mol×K | 100.12 | Joback Calculated Property |
| Cp,gas | 24.30 | J/mol×K | 100.12 | Joback Calculated Property |
| Cp,gas | 24.30 | J/mol×K | 100.12 | Joback Calculated Property |
| Cp,gas | 24.30 | J/mol×K | 100.12 | Joback Calculated Property |
| Cp,gas | 24.30 | J/mol×K | 100.12 | Joback Calculated Property |
| Cp,gas | 24.30 | J/mol×K | 100.12 | Joback Calculated Property |
| Cp,gas | 100.28 | J/mol×K | 451.68 | Joback Calculated Property |
Similar Compounds
Find more compounds similar to Guanidine.
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.
- Crippen Method
- Crippen Method
- Determination and prediction of solubilities of active pharmaceutical ingredients in selected organic solvents
- Joback Method
- McGowan Method
- NIST Webbook
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