- InChI
- InChI=1S/C5O2/c6-4-2-1-3-5-7
- InChI Key
- BKMBQDLZBSCFGV-UHFFFAOYSA-N
- Formula
- C5O2
- SMILES
- O=C=C=C=C=C=O
- Molecular Weight1
- 92.05
- CAS
- 51799-36-1
- Other Names
-
- Pentacarbon dioxide
- 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).
- ΔvapH : Enthalpy of vaporization at a given temperature (kJ/mol).
- 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 |
|---|---|---|---|
| ΔfG° | 235.72 | kJ/mol | Joback Calculated Property |
| ΔfH°gas | 283.77 | kJ/mol | Joback Calculated Property |
| ΔfusH° | 29.97 | kJ/mol | Joback Calculated Property |
| ΔvapH° | 40.42 | kJ/mol | Joback Calculated Property |
| log10WS | -9.27 | Crippen Calculated Property | |
| logPoct/wat | -0.329 | Crippen Calculated Property | |
| McVol | 67.250 | ml/mol | McGowan Calculated Property |
| Pc | 9764.25 | kPa | Joback Calculated Property |
| Tboil | 307.75 | K | Joback Calculated Property |
| Tc | 494.45 | K | Joback Calculated Property |
| Tfus | 215.56 | K | Joback Calculated Property |
| Vc | 0.270 | m3/kmol | Joback Calculated Property |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [114.55; 122.56] | J/mol×K | [307.75; 494.45] | 
|
| Cp,gas | 114.55 | J/mol×K | 307.75 | Joback Calculated Property |
| Cp,gas | 115.65 | J/mol×K | 338.87 | Joback Calculated Property |
| Cp,gas | 116.87 | J/mol×K | 369.98 | Joback Calculated Property |
| Cp,gas | 118.18 | J/mol×K | 401.10 | Joback Calculated Property |
| Cp,gas | 119.58 | J/mol×K | 432.21 | Joback Calculated Property |
| Cp,gas | 121.04 | J/mol×K | 463.33 | Joback Calculated Property |
| Cp,gas | 122.56 | J/mol×K | 494.45 | Joback Calculated Property |
| ΔvapH | 4.60 | kJ/mol | 229.50 | NIST |
Similar Compounds
Find more compounds similar to C5O2.
Sources
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