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All results from a given calculation for CF3CHO (trifluoroacetaldehyde)

using model chemistry: MP2/TZVP

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/TZVP
 hartrees
Energy at 0K-450.727481
Energy at 298.15K-450.729932
HF Energy-449.653531
Nuclear repulsion energy252.145923
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/TZVP
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' 3057 2897 40.56      
2 A' 1791 1697 52.83      
3 A' 1438 1363 31.81      
4 A' 1338 1269 145.71      
5 A' 1228 1164 234.04      
6 A' 857 812 38.35      
7 A' 719 681 34.62      
8 A' 539 511 16.87      
9 A' 437 414 4.79      
10 A' 261 247 5.65      
11 A" 1201 1138 318.94      
12 A" 980 929 13.57      
13 A" 543 514 1.44      
14 A" 318 302 0.70      
15 A" 66 62 13.72      

Unscaled Zero Point Vibrational Energy (zpe) 7385.1 cm-1
Scaled (by 0.9479) Zero Point Vibrational Energy (zpe) 7000.3 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/TZVP
ABC
0.18227 0.09905 0.09742

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.021 0.360 0.000
C2 0.503 -1.100 0.000
O3 -0.261 -2.033 0.000
F4 -1.301 0.458 0.000
F5 0.503 0.988 1.086
F6 0.503 0.988 -1.086
H7 1.598 -1.202 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 F4 F5 F6 H7
C11.53772.41011.32571.34381.34382.2195
C21.53771.20562.38372.35392.35391.1000
O32.41011.20562.70023.30023.30022.0362
F41.32572.38372.70022.17102.17103.3407
F51.34382.35393.30022.17102.17222.6787
F61.34382.35393.30022.17102.17222.6787
H72.21951.10002.03623.34072.67872.6787

picture of trifluoroacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 122.469 C1 C2 H7 113.549
C2 C1 F4 112.496 C2 C1 F5 109.364
C2 C1 F6 109.364 O3 C2 H7 123.983
F4 C1 F5 108.830 F4 C1 F6 108.830
F5 C1 F6 107.846
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability