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All results from a given calculation for CF3CHO (trifluoroacetaldehyde)

using model chemistry: MP2=FULL/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 MP2=FULL/6-31G**
 hartrees
Energy at 0K-450.444992
Energy at 298.15K-450.447408
HF Energy-449.481748
Nuclear repulsion energy251.720187
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 MP2=FULL/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' 3095 2892 47.34      
2 A' 1809 1690 40.31      
3 A' 1443 1348 31.09      
4 A' 1373 1283 135.53      
5 A' 1260 1177 204.03      
6 A' 867 810 40.52      
7 A' 708 661 33.19      
8 A' 530 495 16.41      
9 A' 434 406 4.31      
10 A' 259 242 6.25      
11 A" 1245 1163 281.13      
12 A" 996 930 8.52      
13 A" 529 494 1.82      
14 A" 315 294 0.80      
15 A" 66 62 11.88      

Unscaled Zero Point Vibrational Energy (zpe) 7463.2 cm-1
Scaled (by 0.9344) Zero Point Vibrational Energy (zpe) 6973.6 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 MP2=FULL/6-31G**
ABC
0.18068 0.09929 0.09767

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.023 0.358 0.000
C2 0.506 -1.089 0.000
O3 -0.265 -2.027 0.000
F4 -1.307 0.445 0.000
F5 0.506 0.988 1.091
F6 0.506 0.988 -1.091
H7 1.600 -1.191 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 F4 F5 F6 H7
C11.52522.40261.33341.34941.34942.2102
C21.52521.21482.37462.34622.34621.0985
O32.40261.21482.68223.29833.29832.0440
F41.33342.37462.68222.18512.18513.3355
F51.34942.34623.29832.18512.18252.6715
F61.34942.34623.29832.18512.18252.6715
H72.21021.09852.04403.33552.67152.6715

picture of trifluoroacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 122.127 C1 C2 H7 113.800
C2 C1 F4 112.165 C2 C1 F5 109.258
C2 C1 F6 109.258 O3 C2 H7 124.073
F4 C1 F5 109.066 F4 C1 F6 109.066
F5 C1 F6 107.933
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability