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All results from a given calculation for CF3CHO (trifluoroacetaldehyde)

using model chemistry: MP2=FULL/STO-3G

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/STO-3G
 hartrees
Energy at 0K-443.541494
Energy at 298.15K-443.543286
HF Energy-443.313379
Nuclear repulsion energy241.463313
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/STO-3G
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' 3311 2943 21.36      
2 A' 1725 1534 13.42      
3 A' 1480 1316 43.07      
4 A' 1379 1225 41.89      
5 A' 1239 1101 67.89      
6 A' 843 750 4.75      
7 A' 664 590 25.86      
8 A' 485 431 11.34      
9 A' 400 356 3.14      
10 A' 204 181 1.99      
11 A" 1370 1218 94.17      
12 A" 906 806 0.61      
13 A" 480 427 3.44      
14 A" 286 254 0.37      
15 A" 34 30 4.18      

Unscaled Zero Point Vibrational Energy (zpe) 7403.3 cm-1
Scaled (by 0.8889) Zero Point Vibrational Energy (zpe) 6580.8 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/STO-3G
ABC
0.16946 0.08995 0.08853

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.037 0.385 0.000
C2 0.522 -1.163 0.000
O3 -0.278 -2.137 0.000
F4 -1.350 0.470 0.000
F5 0.522 1.045 1.127
F6 0.522 1.045 -1.127
H7 1.639 -1.273 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 F4 F5 F6 H7
C11.62172.54141.38971.39311.39312.3060
C21.62171.26062.48422.47872.47871.1232
O32.54141.26062.81933.46933.46932.1032
F41.38972.48422.81932.25942.25943.4610
F51.39312.47873.46932.25942.25332.8094
F61.39312.47873.46932.25942.25332.8094
H72.30601.12322.10323.46102.80942.8094

picture of trifluoroacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 123.216 C1 C2 H7 113.042
C2 C1 F4 110.931 C2 C1 F5 110.374
C2 C1 F6 110.374 O3 C2 H7 123.741
F4 C1 F5 108.567 F4 C1 F6 108.567
F5 C1 F6 107.944
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability