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All results from a given calculation for CF3CHO (trifluoroacetaldehyde)

using model chemistry: MP2=FULL/cc-pVTZ

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/cc-pVTZ
 hartrees
Energy at 0K-451.024448
Energy at 298.15K-451.026937
HF Energy-449.657763
Nuclear repulsion energy253.551286
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/cc-pVTZ
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' 3051 2897 43.28      
2 A' 1814 1722 52.52      
3 A' 1435 1362 33.41      
4 A' 1360 1291 138.64      
5 A' 1242 1180 207.79      
6 A' 868 824 35.22      
7 A' 722 685 33.62      
8 A' 540 513 15.37      
9 A' 441 419 4.00      
10 A' 257 244 5.77      
11 A" 1221 1159 285.65      
12 A" 1006 955 13.00      
13 A" 543 515 1.32      
14 A" 320 304 0.89      
15 A" 76 72 12.44      

Unscaled Zero Point Vibrational Energy (zpe) 7447.6 cm-1
Scaled (by 0.9494) Zero Point Vibrational Energy (zpe) 7070.8 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/cc-pVTZ
ABC
0.18388 0.10029 0.09858

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.018 0.359 0.000
C2 0.500 -1.087 0.000
O3 -0.251 -2.024 0.000
F4 -1.298 0.453 0.000
F5 0.500 0.981 1.081
F6 0.500 0.981 -1.081
H7 1.590 -1.178 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 F4 F5 F6 H7
C11.52432.39881.31881.33671.33672.1994
C21.52431.20112.36662.33322.33321.0944
O32.39881.20112.68903.28083.28082.0264
F41.31882.36662.68902.16292.16293.3167
F51.33672.33323.28082.16292.16162.6496
F61.33672.33323.28082.16292.16162.6496
H72.19941.09442.02643.31672.64962.6496

picture of trifluoroacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 122.877 C1 C2 H7 113.231
C2 C1 F4 112.490 C2 C1 F5 109.099
C2 C1 F6 109.099 O3 C2 H7 123.892
F4 C1 F5 109.071 F4 C1 F6 109.071
F5 C1 F6 107.905
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability