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All results from a given calculation for CH3CF2Cl (1-Chloro-1,1-Difluoroethane)

using model chemistry: MP4/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP4/6-31G*
 hartrees
Energy at 0K-736.631249
Energy at 298.15K-736.635605
HF Energy-735.841275
Nuclear repulsion energy244.356369
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 MP4/6-31G*
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' 3186 3042        
2 A' 3093 2954        
3 A' 1526 1457        
4 A' 1465 1399        
5 A' 1274 1216        
6 A' 1181 1128        
7 A' 933 891        
8 A' 685 654        
9 A' 535 511        
10 A' 436 416        
11 A' 306 292        
12 A" 3199 3055        
13 A" 1525 1456        
14 A" 1260 1203        
15 A" 1007 962        
16 A" 430 410        
17 A" 337 322        
18 A" 272 259        

Unscaled Zero Point Vibrational Energy (zpe) 11325.0 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 10813.1 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 MP4/6-31G*
ABC
0.17287 0.10633 0.10419

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.342 0.006 0.000
C2 -0.816 1.435 0.000
Cl3 1.438 -0.130 0.000
F4 -0.816 -0.653 1.095
F5 -0.816 -0.653 -1.095
H6 -1.912 1.424 0.000
H7 -0.452 1.948 0.895
H8 -0.452 1.948 -0.895

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 F5 H6 H7 H8
C11.50561.78531.36271.36272.11542.14132.1413
C21.50562.74382.35752.35751.09581.09381.0938
Cl31.78532.74382.55992.55993.69262.94822.9482
F41.36272.35752.55992.18912.59092.63403.2948
F51.36272.35752.55992.18912.59093.29482.6340
H62.11541.09583.69262.59092.59091.79021.7902
H72.14131.09382.94822.63403.29481.79021.7899
H82.14131.09382.94823.29482.63401.79021.7899

picture of 1-Chloro-1,1-Difluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H6 107.779 C1 C2 H7 109.917
C1 C2 H8 109.917 C2 C1 Cl3 112.702
C2 C1 F4 110.454 C2 C1 F5 110.454
Cl3 C1 F4 108.070 Cl3 C1 F5 108.070
F4 C1 F5 106.876 H6 C2 H7 109.694
H6 C2 H8 109.694 H7 C2 H8 109.811
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability