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All results from a given calculation for CF3CHO (trifluoroacetaldehyde)

using model chemistry: G2

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at G2
 hartrees
Energy at 0K-451.056835
Energy at 298.15K-451.050388
HF Energy-449.485173
Nuclear repulsion energy256.098208
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 HF/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' 3241 3054 43.46      
2 A' 2079 1959 113.44      
3 A' 1549 1459 72.19      
4 A' 1489 1403 178.08      
5 A' 1372 1293 235.90      
6 A' 935 881 46.34      
7 A' 771 727 51.62      
8 A' 577 543 21.37      
9 A' 474 447 4.63      
10 A' 282 266 8.37      
11 A" 1373 1294 328.25      
12 A" 1099 1036 15.52      
13 A" 577 544 3.47      
14 A" 346 326 1.01      
15 A" 83 78 17.69      

Unscaled Zero Point Vibrational Energy (zpe) 8123.8 cm-1
Scaled (by 0.9422) Zero Point Vibrational Energy (zpe) 7654.2 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/6-31G*
ABC
0.18062 0.09929 0.09767

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.023 0.358 0.000
C2 0.506 -1.089 0.000
O3 -0.267 -2.026 0.000
F4 -1.307 0.444 0.000
F5 0.506 0.988 1.091
F6 0.506 0.988 -1.091
H7 1.604 -1.197 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 F4 F5 F6 H7
C11.52552.40211.33331.34961.34962.2172
C21.52551.21522.37482.34652.34651.1031
O32.40211.21522.68073.29813.29812.0469
F41.33332.37482.68072.18532.18533.3419
F51.34962.34653.29812.18532.18262.6777
F61.34962.34653.29812.18532.18262.6777
H72.21721.10312.04693.34192.67772.6777

picture of trifluoroacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 122.272 C1 C2 H7 114.004
C2 C1 F4 112.556 C2 C1 F5 109.415
C2 C1 F6 109.415 O3 C2 H7 123.723
F4 C1 F5 108.793 F4 C1 F6 108.793
F5 C1 F6 107.751
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability