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

using model chemistry: CCD/6-31G

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/6-31G
 hartrees
Energy at 0K-475.172987
Energy at 298.15K-475.176885
Nuclear repulsion energy264.458019
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/6-31G
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' 3104 2978 4.57      
2 A' 1560 1496 4.07      
3 A' 1463 1404 6.93      
4 A' 1328 1274 130.87      
5 A' 1206 1158 205.21      
6 A' 1067 1024 48.36      
7 A' 817 784 24.39      
8 A' 624 599 39.37      
9 A' 514 493 17.45      
10 A' 389 374 1.97      
11 A' 211 202 4.98      
12 A" 3170 3041 6.59      
13 A" 1344 1290 117.75      
14 A" 1199 1151 42.98      
15 A" 1009 968 56.57      
16 A" 495 475 5.86      
17 A" 342 328 2.30      
18 A" 112 107 9.45      

Unscaled Zero Point Vibrational Energy (zpe) 9976.5 cm-1
Scaled (by 0.9595) Zero Point Vibrational Energy (zpe) 9572.5 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/6-31G
ABC
0.16610 0.08870 0.08775

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.350 0.199 0.000
C2 -1.166 0.259 0.000
F3 0.851 1.506 0.000
F4 0.851 -0.449 1.125
F5 0.851 -0.449 -1.125
F6 -1.671 -1.085 0.000
H7 -1.515 0.771 0.903
H8 -1.515 0.771 -0.903

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 H7 H8
C11.51771.39941.39101.39102.39472.14982.1498
C21.51772.37162.41542.41541.43531.09571.0957
F31.39942.37162.25482.25483.61562.63652.6365
F41.39102.41542.25482.24952.83402.67073.3463
F51.39102.41542.25482.24952.83403.34632.6707
F62.39471.43533.61562.83402.83402.07052.0705
H72.14981.09572.63652.67073.34632.07051.8070
H82.14981.09572.63653.34632.67072.07051.8070

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 108.345 C1 C2 H7 109.636
C1 C2 H8 109.636 C2 C1 F3 108.711
C2 C1 F4 112.206 C2 C1 F5 112.206
F3 C1 F4 107.809 F3 C1 F5 107.809
F4 C1 F5 107.918 F6 C2 H7 109.044
F6 C2 H8 109.044 H7 C2 H8 111.085
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability