- InChI
- InChI=1S/C3F4/c4-2-1-3(5,6)7
- InChI Key
- JOZGZOAPSZHDKX-UHFFFAOYSA-N
- Formula
- C3F4
- SMILES
- FC#CC(F)(F)F
- Molecular Weight1
- 112.03
- CAS
- 20174-11-2
- Other Names
-
- Perfluoro(methylacetylene)
- Propyne, tetrafluoro-
- Tetrafluoropropyne
- 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 |
|---|---|---|---|
| ΔfG° | -599.22 | kJ/mol | Joback Calculated Property |
| ΔfH°gas | -626.14 | kJ/mol | Joback Calculated Property |
| ΔfusH° | 11.55 | kJ/mol | Joback Calculated Property |
| ΔvapH° | 19.86 | kJ/mol | Joback Calculated Property |
| log10WS | -1.88 | Crippen Calculated Property | |
| logPoct/wat | 1.479 | Crippen Calculated Property | |
| McVol | 51.610 | ml/mol | McGowan Calculated Property |
| Pc | 4403.25 | kPa | Joback Calculated Property |
| Tboil | 270.89 | K | Joback Calculated Property |
| Tc | 427.18 | K | Joback Calculated Property |
| Tfus | 234.45 | K | Joback Calculated Property |
| Vc | 0.227 | m3/kmol | Joback Calculated Property |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [83.18; 106.57] | J/mol×K | [270.89; 427.18] | 
|
| Cp,gas | 83.18 | J/mol×K | 270.89 | Joback Calculated Property |
| Cp,gas | 87.72 | J/mol×K | 296.94 | Joback Calculated Property |
| Cp,gas | 91.98 | J/mol×K | 322.99 | Joback Calculated Property |
| Cp,gas | 95.99 | J/mol×K | 349.04 | Joback Calculated Property |
| Cp,gas | 99.75 | J/mol×K | 375.08 | Joback Calculated Property |
| Cp,gas | 103.27 | J/mol×K | 401.13 | Joback Calculated Property |
| Cp,gas | 106.57 | J/mol×K | 427.18 | Joback Calculated Property |
| ΔvapH | 18.80 | kJ/mol | 198.50 | NIST |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [1.33; 202.68] | kPa | [156.05; 239.13] |
The Yaw...
|
| Equation | ln(Pvp) = A + B/(T + C) | |||
| Coefficient A | 1.47481e+01 | |||
| Coefficient B | -2.25653e+03 | |||
| Temperature range, min. | 156.05 | |||
| Temperature range, max. | 239.13 | |||
| Pvap | 1.33 | kPa | 156.05 | Calculated Property |
| Pvap | 2.99 | kPa | 165.28 | Calculated Property |
| Pvap | 6.16 | kPa | 174.51 | Calculated Property |
| Pvap | 11.79 | kPa | 183.74 | Calculated Property |
| Pvap | 21.21 | kPa | 192.97 | Calculated Property |
| Pvap | 36.18 | kPa | 202.21 | Calculated Property |
| Pvap | 58.89 | kPa | 211.44 | Calculated Property |
| Pvap | 92.03 | kPa | 220.67 | Calculated Property |
| Pvap | 138.76 | kPa | 229.90 | Calculated Property |
| Pvap | 202.68 | kPa | 239.13 | Calculated Property |
Similar Compounds
Find more compounds similar to 1-Propyne, 1,3,3,3-tetrafluoro-.
Sources
- Crippen Method
- Crippen Method
- Joback Method
- McGowan Method
- NIST Webbook
- The Yaws Handbook of Vapor Pressure
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