- 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
- ω : Acentric Factor.
- 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).
- 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).
- 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 |
|---|---|---|---|
| ω | 0.5994 | Relay (1.0) Calculated Property | |
| 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 | -610.77 | kJ/mol | Relay (1.0) Calculated Property |
| ΔfusH° | 9.70 | kJ/mol | Joback Calculated Property |
| ΔvapH° | 52.55 | kJ/mol | Relay (1.0) Calculated Property |
| IE | 10.72 | eV | Relay (1.0) Calculated Property |
| log10WS | 1.01 | Relay (1.0) 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 | 437.42 | K | Relay (1.0) Calculated Property |
| Tc | 603.33 | K | Relay (1.0) Calculated Property |
| Tfus | 308.45 | K | KDB |
| Vc | 0.179 | m3/kmol | Relay (1.0) 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 Vapor Pressure Data
|
| 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
- KDB Vapor Pressure Data
- Cheméo Relay (1.0)
- Crippen Method
- Crippen Method
- Joback Method
- KDB
- McGowan Method
- NIST Webbook
Note: Cheméo is only indexing the data, follow the source links to retrieve the latest data. The source is also providing more information like the publication year, authors and more. Take the time to validate and double check the source of the data.