- InChI
- InChI=1S/CHO/c1-2/h1H/q+1
- InChI Key
- XPRMKTHGXOVKEH-UHFFFAOYSA-N
- Formula
- CHO+
- SMILES
- [CH3+]=O
- Molecular Weight1
- 29.02
- CAS
- 17030-74-9
- Other Names
-
- Formyl, unipositive ion
- Methylium, oxo-
- HCO
- HCO+
- Cp,gas : Ideal gas heat capacity (J/mol×K).
- η : Dynamic viscosity (Pa×s).
- 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).
- 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° | -240.91 | kJ/mol | Joback Calculated Property |
| ΔfH°gas | -255.77 | kJ/mol | Joback Calculated Property |
| ΔfusH° | 3.65 | kJ/mol | Joback Calculated Property |
| ΔvapH° | 23.58 | kJ/mol | Joback Calculated Property |
| log10WS | -4.21 | Crippen Calculated Property | |
| logPoct/wat | -0.028 | Crippen Calculated Property | |
| McVol | 28.670 | ml/mol | McGowan Calculated Property |
| Pc | 6932.88 | kPa | Joback Calculated Property |
| Tboil | 211.08 | K | Joback Calculated Property |
| Tc | 345.69 | K | Joback Calculated Property |
| Tfus | 119.48 | K | Joback Calculated Property |
| Vc | 0.118 | m3/kmol | Joback Calculated Property |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [25.97; 41.82] | J/mol×K | [211.08; 345.69] | 
|
| Cp,gas | 25.97 | J/mol×K | 211.08 | Joback Calculated Property |
| Cp,gas | 29.00 | J/mol×K | 233.52 | Joback Calculated Property |
| Cp,gas | 31.86 | J/mol×K | 255.95 | Joback Calculated Property |
| Cp,gas | 34.57 | J/mol×K | 278.39 | Joback Calculated Property |
| Cp,gas | 37.13 | J/mol×K | 300.82 | Joback Calculated Property |
| Cp,gas | 39.55 | J/mol×K | 323.26 | Joback Calculated Property |
| Cp,gas | 41.82 | J/mol×K | 345.69 | Joback Calculated Property |
| η | [0.0003853; 0.0037389] | Pa×s | [119.48; 211.08] |
|
| η | 0.0037389 | Pa×s | 119.48 | Joback Calculated Property |
| η | 0.0020656 | Pa×s | 134.75 | Joback Calculated Property |
| η | 0.0012877 | Pa×s | 150.01 | Joback Calculated Property |
| η | 0.0008760 | Pa×s | 165.28 | Joback Calculated Property |
| η | 0.0006360 | Pa×s | 180.55 | Joback Calculated Property |
| η | 0.0004854 | Pa×s | 195.81 | Joback Calculated Property |
| η | 0.0003853 | Pa×s | 211.08 | Joback Calculated Property |
Similar Compounds
Find more compounds similar to Formyl cation.
Sources
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