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All results from a given calculation for CF3CH2F (1,1,1,2-tetrafluoroethane)

using model chemistry: CCD/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/6-31+G**
 hartrees
Energy at 0K-475.654400
Energy at 298.15K-475.658477
Nuclear repulsion energy271.297214
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at CCD/6-31+G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3168 2985 11.36      
2 A' 1550 1460 6.77      
3 A' 1498 1411 17.44      
4 A' 1350 1272 140.98      
5 A' 1237 1166 277.49      
6 A' 1139 1073 95.92      
7 A' 861 811 20.37      
8 A' 668 630 36.08      
9 A' 549 517 10.53      
10 A' 414 390 0.85      
11 A' 222 209 3.67      
12 A" 3241 3054 6.62      
13 A" 1355 1277 158.43      
14 A" 1240 1169 78.81      
15 A" 1013 955 59.42      
16 A" 531 501 3.15      
17 A" 357 336 1.59      
18 A" 118 112 7.05      

Unscaled Zero Point Vibrational Energy (zpe) 10256.1 cm-1
Scaled (by 0.9423) Zero Point Vibrational Energy (zpe) 9664.4 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at CCD/6-31+G**
ABC
0.17653 0.09269 0.09146

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.357 0.194 0.000
C2 -1.157 0.244 0.000
F3 0.838 1.458 0.000
F4 0.838 -0.434 1.087
F5 0.838 -0.434 -1.087
F6 -1.648 -1.050 0.000
H7 -1.496 0.758 0.897
H8 -1.496 0.758 -0.897

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 H7 H8
C11.51491.35201.34441.34442.35942.13432.1343
C21.51492.33542.37092.37091.38351.08821.0882
F31.35202.33542.18152.18153.53092.59642.5964
F41.34442.37092.18152.17422.78222.62703.2869
F51.34442.37092.18152.17422.78223.28692.6270
F62.35941.38353.53092.78222.78222.02372.0237
H72.13431.08822.59642.62703.28692.02371.7949
H82.13431.08822.59643.28692.62702.02371.7949

picture of 1,1,1,2-tetrafluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 108.900 C1 C2 H7 109.052
C1 C2 H8 109.052 C2 C1 F3 108.966
C2 C1 F4 111.896 C2 C1 F5 111.896
F3 C1 F4 108.007 F3 C1 F5 108.007
F4 C1 F5 107.921 F6 C2 H7 109.340
F6 C2 H8 109.340 H7 C2 H8 111.123
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability