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All results from a given calculation for CF3CHO (trifluoroacetaldehyde)

using model chemistry: CCD/6-31G(2df,p)

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(2df,p)
 hartrees
Energy at 0K-450.700902
Energy at 298.15K-450.703404
HF Energy-449.512909
Nuclear repulsion energy254.337593
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(2df,p)
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' 3052 2891 36.50      
2 A' 1905 1804 57.87      
3 A' 1449 1372 53.37      
4 A' 1395 1321 134.56      
5 A' 1288 1220 171.57      
6 A' 883 837 30.17      
7 A' 731 692 37.85      
8 A' 545 517 15.95      
9 A' 447 424 3.64      
10 A' 256 243 6.15      
11 A" 1289 1221 260.73      
12 A" 1009 956 5.31      
13 A" 548 519 1.98      
14 A" 316 299 0.86      
15 A" 76 72 12.28      

Unscaled Zero Point Vibrational Energy (zpe) 7594.6 cm-1
Scaled (by 0.9472) Zero Point Vibrational Energy (zpe) 7193.6 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 CCD/6-31G(2df,p)
ABC
0.18581 0.10075 0.09894

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.021 0.363 0.000
C2 0.499 -1.093 0.000
O3 -0.260 -2.016 0.000
F4 -1.290 0.449 0.000
F5 0.499 0.982 1.074
F6 0.499 0.982 -1.074
H7 1.596 -1.196 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 F4 F5 F6 H7
C11.53292.39591.31351.32841.32842.2164
C21.53291.19462.36192.33652.33651.1021
O32.39591.19462.67203.27363.27362.0291
F41.31352.36192.67202.15332.15333.3220
F51.32842.33653.27362.15332.14812.6646
F61.32842.33653.27362.15332.14812.6646
H72.21641.10212.02913.32202.66462.6646

picture of trifluoroacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 122.414 C1 C2 H7 113.511
C2 C1 F4 111.926 C2 C1 F5 109.280
C2 C1 F6 109.280 O3 C2 H7 124.075
F4 C1 F5 109.183 F4 C1 F6 109.183
F5 C1 F6 107.902
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability