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All results from a given calculation for CF3CHO (trifluoroacetaldehyde)

using model chemistry: CBS-Q

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CBS-Q
 hartrees
Energy at 0K-451.088045
Energy at 298.15K-451.081690
HF Energy-449.473131
Nuclear repulsion energy256.404521
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 CBS-Q
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' 3214 3214 46.25      
2 A' 2079 2079 127.77      
3 A' 1540 1540 77.47      
4 A' 1477 1477 200.55      
5 A' 1361 1361 257.76      
6 A' 930 930 46.02      
7 A' 776 776 52.83      
8 A' 581 581 22.68      
9 A' 476 476 4.93      
10 A' 278 278 8.47      
11 A" 1361 1361 352.75      
12 A" 1095 1095 18.64      
13 A" 585 585 3.64      
14 A" 346 346 0.90      
15 A" 86 86 18.03      

Unscaled Zero Point Vibrational Energy (zpe) 8092.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8092.7 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 CBS-Q
ABC
0.18195 0.09919 0.09752

See section I.F.4 to change rotational constant units
Geometric Data calculated at CBS-Q

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.020 0.356 0.000
C2 0.493 -1.097 0.000
O3 -0.255 -2.002 0.000
F4 -1.278 0.460 0.000
F5 0.493 0.974 1.064
F6 0.493 0.974 -1.064
H7 1.581 -1.210 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 F4 F5 F6 H7
C11.52892.37441.30251.31841.31842.2113
C21.52891.17412.35902.32862.32861.0931
O32.37441.17412.66643.24793.24791.9991
F41.30252.35902.66642.12982.12983.3112
F51.31842.32863.24792.12982.12902.6617
F61.31842.32863.24792.12982.12902.6617
H72.21131.09311.99913.31122.66172.6617

picture of trifluoroacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 122.368 C1 C2 H7 113.961
C2 C1 F4 112.605 C2 C1 F5 109.516
C2 C1 F6 109.516 O3 C2 H7 123.671
F4 C1 F5 108.698 F4 C1 F6 108.698
F5 C1 F6 107.680
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability