- InChI
- InChI=1S/C5H4N2/c6-7-5-3-1-2-4-5/h1-4H
- InChI Key
- UETCMNDFHMOYSP-UHFFFAOYSA-N
- Formula
- C5H4N2
- SMILES
- [N-]=[N+]=C1C=CC=C1
- Molecular Weight1
- 92.10
- CAS
- 1192-27-4
- Other Names
-
- 1,3-Cyclopentadiene,5-diazo-
- Cyclopentadiene, 5-diazo-
- Diazocyclopentadiene
- ω : Acentric Factor.
- 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.
- 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 | 0.2044 | Relay (1.0) Calculated Property | |
| ΔfG° | 333.67 | kJ/mol | Relay (1.0-beta) Calculated Property |
| ΔfH°gas | 395.07 | kJ/mol | Relay (1.0) Calculated Property |
| ΔvapH° | 40.53 | kJ/mol | Relay (1.0) Calculated Property |
| IE | [8.09; 8.33] | eV |
|
| IE | 8.09 ± 0.01 | eV | NIST |
| IE | 8.33 | eV | NIST |
| log10WS | -0.70 | Relay (1.0) Calculated Property | |
| logPoct/wat | 0.783 | Crippen Calculated Property | |
| McVol | 73.210 | ml/mol | McGowan Calculated Property |
| Pc | 4883.86 | kPa | Relay (1.0-beta) Calculated Property |
| Tboil | 407.86 | K | Relay (1.0) Calculated Property |
| Tc | 582.00 | K | Relay (1.0) Calculated Property |
| Tfus | 298.67 | K | Relay (1.0) Calculated Property |
| Vc | 0.237 | m3/kmol | Relay (1.0) Calculated Property |
Similar Compounds
Find more compounds similar to 5-Diazo-1,3-cyclopentadiene.
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
- McGowan Method
- NIST Webbook
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