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All results from a given calculation for CF3CHO (trifluoroacetaldehyde)

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-450.421116
Energy at 298.15K-450.423558
HF Energy-449.481452
Nuclear repulsion energy252.236444
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' 3065 2901 38.30      
2 A' 1891 1790 47.43      
3 A' 1448 1371 46.82      
4 A' 1394 1319 144.59      
5 A' 1286 1217 191.27      
6 A' 876 830 39.71      
7 A' 717 679 37.62      
8 A' 537 508 17.54      
9 A' 441 418 4.46      
10 A' 263 249 6.44      
11 A" 1282 1213 287.57      
12 A" 995 941 4.64      
13 A" 535 507 2.25      
14 A" 319 302 0.97      
15 A" 66 63 13.19      

Unscaled Zero Point Vibrational Energy (zpe) 7557.2 cm-1
Scaled (by 0.9465) Zero Point Vibrational Energy (zpe) 7152.9 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
0.18162 0.09964 0.09795

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 0.024 0.358 0.000
C2 0.505 -1.094 0.000
O3 -0.266 -2.021 0.000
F4 -1.304 0.447 0.000
F5 0.505 0.987 1.088
F6 0.505 0.987 -1.088
H7 1.603 -1.208 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 F4 F5 F6 H7
C11.52912.39651.33061.34551.34552.2237
C21.52911.20632.37582.34782.34781.1042
O32.39651.20632.67713.29043.29042.0389
F41.33062.37582.67712.17852.17853.3448
F51.34552.34783.29042.17852.17522.6843
F61.34552.34783.29042.17852.17522.6843
H72.22371.10422.03893.34482.68432.6843

picture of trifluoroacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 121.914 C1 C2 H7 114.265
C2 C1 F4 112.176 C2 C1 F5 109.356
C2 C1 F6 109.356 O3 C2 H7 123.822
F4 C1 F5 108.993 F4 C1 F6 108.993
F5 C1 F6 107.870
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability