Experimental data for CHF2CH2F (Ethane, 1,1,2-trifluoro)
22 02 02 11 45
Other names |
1,1,2-Trifluoroethane;
|
INChI |
INChIKey |
SMILES |
IUPAC name |
InChI=1S/C2H3F3/c3-1-2(4)5/h2H,1H2 |
WGZYQOSEVSXDNI-UHFFFAOYSA-N |
FCC(F)F |
|
Enthalpy of formation (Hfg),
Entropy,
Integrated heat capacity (0 K to 298.15 K) (HH),
Heat Capacity (Cp)
Property |
Value |
Uncertainty |
units |
Reference |
Comment |
Hfg(298.15K)  |
-691.00 |
10.00 |
kJ mol-1 |
webbook |
|
Hfg(0K)  |
|
10.00 |
kJ mol-1 |
webbook |
|
Information can also be found for this species in the
NIST Chemistry Webbook
Vibrational levels (cm-1)
Mode Number |
Symmetry |
Frequency |
Intensity |
Comment |
Description |
Fundamental(cm-1) |
Harmonic(cm-1) |
Reference |
(km mol-1) |
unc. |
Reference |
1 |
A |
3005 |
|
2000McK:8995-9008 |
|
|
|
|
|
2 |
A |
2986 |
|
|
|
|
|
|
|
3 |
A |
2978 |
|
|
|
|
|
|
|
4 |
A |
1465 |
|
|
|
|
|
|
|
5 |
A |
1433 |
|
|
|
|
|
|
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6 |
A |
1373 |
|
|
|
|
|
|
|
7 |
A |
1319 |
|
|
|
|
|
|
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8 |
A |
1250 |
|
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|
|
|
|
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9 |
A |
1155 |
|
|
|
|
|
|
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10 |
A |
1125 |
|
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|
|
|
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11 |
A |
1100 |
|
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|
|
|
|
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12 |
A |
1076 |
|
|
|
|
|
|
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13 |
A |
905 |
|
|
|
|
|
|
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14 |
A |
577 |
|
|
|
|
|
|
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15 |
A |
476 |
|
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|
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16 |
A |
426 |
|
|
|
|
|
|
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17 |
A |
247 |
|
|
|
|
|
|
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18 |
A |
117 |
|
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|
|
|
|
|
vibrational zero-point energy: 11506.5 cm
-1 (from fundamental vibrations)
Calculated vibrational frequencies for
CHF
2CH
2F (Ethane, 1,1,2-trifluoro).
Geometric Data
Point Group C1
Internal coordinates
distances (r) in Å, angles (a) in degrees, dihedrals (d) in degrees
Description |
Value |
unc. |
Connectivity |
Reference |
Comment |
Atom 1 |
Atom 2 |
Atom 3 |
Atom 4 |
Cartesians
Atom - Atom Distances
Distances in Å
Calculated geometries
for CHF
2CH
2F (Ethane, 1,1,2-trifluoro).
Bond descriptions
Examples: C-C single bond, C=C, double bond, C#C triple bond, C:C aromatic bond
Bond Type |
Count |
C-C |
1 |
H-C |
3 |
C-F |
3 |
Connectivity
Atom 1 |
Atom 2 |
C1 |
C2 |
C1 |
F3 |
C1 |
H6 |
C1 |
H7 |
C2 |
F4 |
C2 |
F5 |
C2 |
H8 |
Electronic energy levels (cm-1)
Energy (cm-1) |
Degeneracy |
reference |
description |
0 |
1 |
|
1A |
Dipole, Quadrupole and Polarizability
Electric dipole moment
State |
Config |
State description |
Conf description |
Exp. min. |
Dipole (Debye) |
Reference |
comment |
Point Group |
Components |
x |
y |
z |
total |
dipole |
quadrupole |
1 |
1 |
1A |
C1 |
True |
|
|
|
1.580 |
NSRDS-NBS10 |
F3-C1-C2-H8 = 60 degrees MW |
C1 |
3 |
5 |
1 |
2 |
1A' |
Cs |
|
|
|
|
2.840 |
1991Mey/Mor:3860 |
all HCCF = 180 degrees DT |
Cs |
2 |
3 |
Experimental dipole measurement abbreviations: MW microwave; DT Dielectric with Temperature variation; DR Indirect (usually an upper limit); MB Molecular beam
Calculated electric dipole moments for
CHF
2CH
2F (Ethane, 1,1,2-trifluoro).
Electric quadrupole moment
State |
Config |
State description |
Conf description |
Exp. min. |
Quadrupole (D Å) |
Reference |
comment |
Point Group |
Components |
xx |
yy |
zz |
dipole |
quadrupole |
1 |
1 |
1A |
C1 |
True |
|
|
|
|
|
C1 |
3 |
5 |
1 |
2 |
1A' |
Cs |
|
|
|
|
|
|
Cs |
2 |
3 |
Calculated electric quadrupole moments for
CHF
2CH
2F (Ethane, 1,1,2-trifluoro).
References
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squib |
reference |
DOI |
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 |
2000McK:8995-9008 |
DC McKean "Quantum-Chemical Studies of Fluoroethanes: Vibrational Assignments, Isolated CH Stretching frequncies, Valence Force Constants, and Bond Length Relationships" J. Phys. Chem. A 2000, 104, 8995-9008 |
10.1021/jp001605k |
NSRDS-NBS10 |
R. D. Nelson Jr., D. R. Lide, A. A. Maryott "Selected Values of electric dipole moments for molecules in the gas phase" NSRDS-NBS10, 1967 |
10.6028/NBS.NSRDS.10 |
webbook |
NIST Chemistry Webbook (http://webbook.nist.gov/chemistry) |
10.18434/T4D303 |
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