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Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology |
| You are here: Experimental > One molecule all properties | |
| Other names |
|---|
| Ethane, 1,1,1,2,2-pentafluoro-; Ethane, pentafluoro-; |
| INChI | INChIKey | SMILES | IUPAC name |
|---|---|---|---|
| InChI=1S/C2HF5/c3-1(4)2(5,6)7/h1H | GTLACDSXYULKMZ-UHFFFAOYSA-N | FC(F)(F)C(F)F | Ethane, 1,1,1,2,2-pentafluoro- |
| State | Conformation |
|---|---|
| 1A' | CS |
| Property | Value | Uncertainty | units | Reference | Comment |
|---|
| Mode Number | Symmetry | Frequency | Intensity | Comment | Description | ||||
|---|---|---|---|---|---|---|---|---|---|
| Fundamental(cm-1) | Harmonic(cm-1) | Reference | (km mol-1) | unc. | Reference | ||||
| 1 | A' | 3002 | 1996Elt/Gui:111-126 | CH stretch | |||||
| 2 | A' | 1392 | CH bend | ||||||
| 3 | A' | 1310 | CF3 a-str | ||||||
| 4 | A' | 1199 | CF3 s-stretch | ||||||
| 5 | A' | 1142 | CF2 s-str | ||||||
| 6 | A' | 868 | CC stretch | ||||||
| 7 | A' | 727 | CF2 wag | ||||||
| 8 | A' | 578 | CF2 sciss | ||||||
| 9 | A' | 523 | CF3 s-bend | ||||||
| 10 | A' | 364 | CF3 rock | ||||||
| 11 | A' | 250 | CF2 wag | ||||||
| 12 | A" | 1358 | CH bend | ||||||
| 13 | A" | 1225 | CF3 a-str | ||||||
| 14 | A" | 1146 | CF2 a-str | ||||||
| 15 | A" | 592 | CF3 a-bend | ||||||
| 16 | A" | 420 | CF3 rock | ||||||
| 17 | A" | 208 | CF2 twist | ||||||
| 18 | A" | 75 | torsion | ||||||
| A | B | C | reference | comment |
|---|---|---|---|---|
| 0.12312 | 0.08071 | 0.06691 | 1967Tip/Bri:1606 |
Product of moments of inertia ![]() | ||||
|---|---|---|---|---|
| 7204705 | amu3Å6 | 3.2990140173774E-113 | gm3 cm6 | |
Point Group Cs
| Description | Value | unc. | Connectivity | Reference | Comment | |||
|---|---|---|---|---|---|---|---|---|
| Atom 1 | Atom 2 | Atom 3 | Atom 4 | |||||
| Atom | x (Å) | y (Å) | z (Å) |
|---|
Bond descriptions
| Bond Type | Count |
|---|---|
| C-C | 1 |
| H-C | 1 |
| C-F | 5 |
| Atom 1 | Atom 2 |
|---|---|
| C1 | C2 |
| C1 | F3 |
| C1 | F4 |
| C1 | F5 |
| C2 | F6 |
| C2 | F7 |
| C2 | H8 |
| Energy (cm-1) | Degeneracy | reference | description |
|---|---|---|---|
| 0 | 1 | 1A' |
| Ionization Energy | I.E. unc. | vertical I.E. | v.I.E. unc. | reference |
|---|---|---|---|---|
| 13.600 | 0.500 | 1989Gri/Har:1575 |
| State | Config | State description | Conf description | Exp. min. | Dipole (Debye) | Reference | comment | Point Group | Components | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| x | y | z | total | dipole | quadrupole | ||||||||
| 1 | 1 | 1A' | Cs | True | 1.563 | 1991Mey/Mor:3860 | ± 0.005 DT | Cs | 2 | 3 | |||
| State | Config | State description | Conf description | Exp. min. | Quadrupole (D Å) | Reference | comment | Point Group | Components | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| xx | yy | zz | dipole | quadrupole | ||||||||
| 1 | 1 | 1A' | Cs | True | Cs | 2 | 3 | |||||
| alpha | unc. | Reference |
|---|---|---|
| 4.623 | 2015Tha/Wu:144302 |
| squib | reference | DOI |
|---|---|---|
| 1967Tip/Bri:1606 | AB Tipton, CO Britt, JE Boggs "Microwave Spectrum, Structure, and Barrier to Internal Rotation of Pentafluoroethane" J. Chem. Phys. 1967, 46(5) , 1606 | 10.1063/1.1840912 |
| 1989Gri/Har:1575 | WJ Griffiths, FM Harris "Double Ionization Energies of the Fluoroethane Molecules C2H5F, CH3CHF2, CH2FCHF2, CH3CF3, CHF2CF3 and C2F6 measured by Double-charge=transfer Spectroscopy" J. Chem. Soc. Faraday Trans 2, 1989, 85(9), 1575-1584 | 10.1039/F29898501575 |
| 1991Mey/Mor:3860 | CW Meyer, G Morrison "Dipole Moments of Seven Partially Halogenated Ethane Refrigerants" J. Phys. Chem. 1991, 95, 3860-3866 | 10.1021/j100162a077 |
| 1996Elt/Gui:111-126 | S Eltayeb, GA Guirgis, AR Fanning, JR Durig "Raman and Far-Infrared Spectra, Barriers to Internal Rotation and Ab Initio Calculations of CF3CF2X, where X = H, C1, Br, and I" J. RAMAN SPECT. 27, 111-126 (1996) | 10.1002/(SICI)1097-4555(199602)27:2<111::AID-JRS935>3.0.CO;2-Q |
| 2015Tha/Wu:144302 | AJ Thakkar, T Wu "How well do static electronic dipole polarizabilities from gas-phase experiments compare with density functional and MP2 computations?" J. Chem. Phys. 143, 144302 (2015) | 10.1063/1.4932594 |
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