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All results from a given calculation for CF3CHO (trifluoroacetaldehyde)

using model chemistry: MP2/SDD

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/SDD
 hartrees
Energy at 0K-450.054323
Energy at 298.15K-450.056377
HF Energy-449.400391
Nuclear repulsion energy241.495447
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/SDD
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' 3100 2993 30.55      
2 A' 1577 1523 29.47      
3 A' 1398 1350 18.55      
4 A' 1219 1176 81.28      
5 A' 1079 1042 215.39      
6 A' 765 739 66.99      
7 A' 630 608 21.91      
8 A' 468 452 24.73      
9 A' 390 377 8.09      
10 A' 237 229 6.54      
11 A" 1066 1029 241.80      
12 A" 919 887 47.85      
13 A" 465 449 2.40      
14 A" 288 278 1.21      
15 A" 60 58 19.00      

Unscaled Zero Point Vibrational Energy (zpe) 6831.0 cm-1
Scaled (by 0.9653) Zero Point Vibrational Energy (zpe) 6593.9 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/SDD
ABC
0.16506 0.09167 0.09017

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.023 0.346 0.000
C2 0.527 -1.128 0.000
O3 -0.257 -2.109 0.000
F4 -1.372 0.476 0.000
F5 0.527 1.027 1.142
F6 0.527 1.027 -1.142
H7 1.627 -1.208 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 F4 F5 F6 H7
C11.55762.47071.40181.42191.42192.2331
C21.55761.25572.48632.43932.43931.1031
O32.47071.25572.81543.42863.42862.0887
F41.40182.48632.81542.28362.28363.4400
F51.42192.43933.42862.28362.28352.7406
F61.42192.43933.42862.28362.28352.7406
H72.23311.10312.08873.44002.74062.7406

picture of trifluoroacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 122.490 C1 C2 H7 113.015
C2 C1 F4 114.202 C2 C1 F5 109.821
C2 C1 F6 109.821 O3 C2 H7 124.496
F4 C1 F5 107.943 F4 C1 F6 107.943
F5 C1 F6 106.831
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability