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All results from a given calculation for CF3CHO (trifluoroacetaldehyde)

using model chemistry: MP2=FULL/6-31+G**

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/6-31+G**
 hartrees
Energy at 0K-450.481477
Energy at 298.15K-450.483860
HF Energy-449.496905
Nuclear repulsion energy250.821426
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/6-31+G**
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' 3103 2914 33.23      
2 A' 1789 1680 53.08      
3 A' 1429 1343 27.55      
4 A' 1342 1261 128.92      
5 A' 1215 1141 234.23      
6 A' 851 799 44.53      
7 A' 698 655 32.15      
8 A' 522 490 17.54      
9 A' 428 402 4.80      
10 A' 257 241 5.80      
11 A" 1187 1115 313.39      
12 A" 983 924 15.02      
13 A" 522 490 1.44      
14 A" 317 298 1.18      
15 A" 66 62 14.33      

Unscaled Zero Point Vibrational Energy (zpe) 7354.5 cm-1
Scaled (by 0.9392) Zero Point Vibrational Energy (zpe) 6907.4 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/6-31+G**
ABC
0.17936 0.09845 0.09684

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.020 0.356 0.000
C2 0.507 -1.096 0.000
O3 -0.261 -2.038 0.000
F4 -1.312 0.457 0.000
F5 0.507 0.990 1.095
F6 0.507 0.990 -1.095
H7 1.600 -1.197 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 F4 F5 F6 H7
C11.53132.41061.33621.35571.35572.2154
C21.53131.21562.39162.35572.35571.0979
O32.41061.21562.70733.31023.31022.0425
F41.33622.39162.70732.18932.18933.3491
F51.35572.35573.31022.18932.19032.6788
F61.35572.35573.31022.18932.19032.6788
H72.21541.09792.04253.34912.67882.6788

picture of trifluoroacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 122.286 C1 C2 H7 113.812
C2 C1 F4 112.853 C2 C1 F5 109.216
C2 C1 F6 109.216 O3 C2 H7 123.902
F4 C1 F5 108.831 F4 C1 F6 108.831
F5 C1 F6 107.765
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability