- InChI
- InChI=1S/C5H10N2/c1-2-5-3-4-6-7-5/h6H,2-4H2,1H3
- InChI Key
- WYAQEFBMDQTMID-UHFFFAOYSA-N
- Formula
- C5H10N2
- SMILES
- CCC1=NNCC1
- Molecular Weight1
- 98.15
- CAS
- 5920-29-6
- Other Names
-
- 3-Ethyl-«DELTA»[2]-pyrazoline
- 3-Ethyl-4,5-dihydro-1H-pyrazole
- ω : Acentric Factor.
- 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).
- ΔfusH° : Enthalpy of fusion 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 | 0.3755 | Relay (1.0) Calculated Property | |
| ΔfG° | 260.30 | kJ/mol | Joback Calculated Property |
| ΔfH°gas | 97.51 | kJ/mol | Relay (1.0) Calculated Property |
| ΔfusH° | 17.13 | kJ/mol | Joback Calculated Property |
| ΔvapH° | 50.17 | kJ/mol | Relay (1.0) Calculated Property |
| IE | 8.27 | eV | Relay (1.0) Calculated Property |
| log10WS | 0.34 | Relay (1.0) Calculated Property | |
| logPoct/wat | 0.746 | Crippen Calculated Property | |
| McVol | 86.110 | ml/mol | McGowan Calculated Property |
| Pc | 4835.95 | kPa | Joback Calculated Property |
| Tboil | 430.60 | K | Relay (1.0) Calculated Property |
| Tc | 673.49 | K | Relay (1.0) Calculated Property |
| Tfus | 276.05 | K | Relay (1.0) Calculated Property |
| Vc | 0.309 | m3/kmol | Relay (1.0) Calculated Property |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [174.61; 243.18] | J/mol×K | [440.14; 665.06] | 
|
| Cp,gas | 174.61 | J/mol×K | 440.14 | Joback Calculated Property |
| Cp,gas | 187.54 | J/mol×K | 477.63 | Joback Calculated Property |
| Cp,gas | 199.86 | J/mol×K | 515.11 | Joback Calculated Property |
| Cp,gas | 211.59 | J/mol×K | 552.60 | Joback Calculated Property |
| Cp,gas | 222.72 | J/mol×K | 590.09 | Joback Calculated Property |
| Cp,gas | 233.25 | J/mol×K | 627.57 | Joback Calculated Property |
| Cp,gas | 243.18 | J/mol×K | 665.06 | Joback Calculated Property |
Similar Compounds
Find more compounds similar to 1H-Pyrazole, 3-ethyl-4,5-dihydro-.
Sources
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