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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-475.600867
Energy at 298.15K-475.604947
Nuclear repulsion energy272.097645
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' 3125 2958 11.42      
2 A' 1559 1476 5.88      
3 A' 1514 1433 28.86      
4 A' 1375 1301 150.41      
5 A' 1277 1209 249.77      
6 A' 1161 1099 75.03      
7 A' 875 828 18.24      
8 A' 676 640 33.76      
9 A' 556 526 10.68      
10 A' 417 395 0.84      
11 A' 219 207 3.38      
12 A" 3190 3019 14.13      
13 A" 1383 1309 169.48      
14 A" 1256 1188 42.68      
15 A" 1027 972 49.85      
16 A" 537 508 3.29      
17 A" 360 341 1.37      
18 A" 114 108 5.87      

Unscaled Zero Point Vibrational Energy (zpe) 10309.7 cm-1
Scaled (by 0.9465) Zero Point Vibrational Energy (zpe) 9758.1 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
0.17737 0.09348 0.09229

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 0.355 0.197 0.000
C2 -1.155 0.239 0.000
F3 0.832 1.458 0.000
F4 0.832 -0.430 1.085
F5 0.832 -0.430 -1.085
F6 -1.629 -1.057 0.000
H7 -1.498 0.760 0.898
H8 -1.498 0.760 -0.898

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 H7 H8
C11.51061.34791.34111.34112.34692.13532.1353
C21.51062.33102.36072.36071.37941.09411.0941
F31.34792.33102.17792.17793.51822.59302.5930
F41.34112.36072.17792.17002.76132.62353.2836
F51.34112.36072.17792.17002.76133.28362.6235
F62.34691.37943.51822.76132.76132.03122.0312
H72.13531.09412.59302.62353.28362.03121.7968
H82.13531.09412.59303.28362.62352.03121.7968

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 108.513 C1 C2 H7 109.078
C1 C2 H8 109.078 C2 C1 F3 109.138
C2 C1 F4 111.614 C2 C1 F5 111.614
F3 C1 F4 108.175 F3 C1 F5 108.175
F4 C1 F5 108.007 F6 C2 H7 109.873
F6 C2 H8 109.873 H7 C2 H8 110.390
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability