- InChI
- InChI=1S/C2H3FO2/c3-1-2(4)5/h1H2,(H,4,5)
- InChI Key
- QEWYKACRFQMRMB-UHFFFAOYSA-N
- Formula
- C2H3FO2
- SMILES
- O=C(O)CF
- Molecular Weight1
- 78.04
- CAS
- 144-49-0
- Other Names
-
- 2-Fluoroacetic acid
- Acetic acid, 2-fluoro-
- Acetic acid, fluoro-
- Acide-monofluoracetique
- Acido monofluoroacetio
- CH2FCOOH
- CYMONIC ACID
- Fluoroethanoic acid
- Gifblaar poison
- HFA
- MONOFLUOROACETIC ACID
- Monofluorazijnzuur
- Monofluoressigsaure
- UN 2642
- PAff : Proton affinity (kJ/mol).
- BasG : Gas basicity (kJ/mol).
- ΔcH°liquid : Standard liquid 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).
- 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).
- Pvap : Vapor 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 |
|---|---|---|---|
| PAff | 765.40 | kJ/mol | NIST |
| BasG | 734.50 | kJ/mol | NIST |
| ΔcH°liquid | -714.84 | kJ/mol | NIST |
| ΔfG° | -494.59 | kJ/mol | Joback Calculated Property |
| ΔfH°gas | -545.53 | kJ/mol | Joback Calculated Property |
| ΔfusH° | 9.70 | kJ/mol | Joback Calculated Property |
| ΔvapH° | 42.65 | kJ/mol | Joback Calculated Property |
| log10WS | 0.39 | Crippen Calculated Property | |
| logPoct/wat | 0.040 | Crippen Calculated Property | |
| McVol | 48.250 | ml/mol | McGowan Calculated Property |
| Pc | 5917.16 | kPa | Joback Calculated Property |
| Tboil | 390.48 | K | Joback Calculated Property |
| Tc | 557.09 | K | Joback Calculated Property |
| Tfus | 308.45 | K | KDB |
| Vc | 0.191 | m3/kmol | Joback Calculated Property |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [86.32; 105.87] | J/mol×K | [390.48; 557.09] | 
|
| Cp,gas | 86.32 | J/mol×K | 390.48 | Joback Calculated Property |
| Cp,gas | 89.91 | J/mol×K | 418.25 | Joback Calculated Property |
| Cp,gas | 93.37 | J/mol×K | 446.02 | Joback Calculated Property |
| Cp,gas | 96.69 | J/mol×K | 473.78 | Joback Calculated Property |
| Cp,gas | 99.88 | J/mol×K | 501.55 | Joback Calculated Property |
| Cp,gas | 102.94 | J/mol×K | 529.32 | Joback Calculated Property |
| Cp,gas | 105.87 | J/mol×K | 557.09 | Joback Calculated Property |
| ΔvapH | [52.30; 53.60] | kJ/mol | [368.00; 368.00] |
|
| ΔvapH | 52.30 | kJ/mol | 368.00 | NIST |
| ΔvapH | 53.60 | kJ/mol | 368.00 | NIST |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [0.57; 110.54] | kPa | [323.15; 443.15] |
KDB Vap...
|
| Equation | ln(Pvp) = A + B/T + C*ln(T) + D*T^2 | |||
| Coefficient A | -2.91428e+01 | |||
| Coefficient B | -3.99864e+03 | |||
| Coefficient C | 7.15500e+00 | |||
| Coefficient D | -3.71975e-06 | |||
| Temperature range, min. | 323.15 | |||
| Temperature range, max. | 443.15 | |||
| Pvap | 0.57 | kPa | 323.15 | Calculated Property |
| Pvap | 1.20 | kPa | 336.48 | Calculated Property |
| Pvap | 2.41 | kPa | 349.82 | Calculated Property |
| Pvap | 4.63 | kPa | 363.15 | Calculated Property |
| Pvap | 8.54 | kPa | 376.48 | Calculated Property |
| Pvap | 15.16 | kPa | 389.82 | Calculated Property |
| Pvap | 26.03 | kPa | 403.15 | Calculated Property |
| Pvap | 43.33 | kPa | 416.48 | Calculated Property |
| Pvap | 70.12 | kPa | 429.82 | Calculated Property |
| Pvap | 110.54 | kPa | 443.15 | Calculated Property |
Similar Compounds
Find more compounds similar to Fluoroacetic acid.
Sources
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