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All results from a given calculation for CF3COF (trifluoroacetyl fluoride)

using model chemistry: MP2/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/3-21G*
 hartrees
Energy at 0K-546.136821
Energy at 298.15K-546.138541
HF Energy-545.351443
Nuclear repulsion energy329.229065
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 MP2/3-21G*
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' 1789 1702 98.08      
2 A' 1313 1249 248.49      
3 A' 1297 1234 37.86      
4 A' 1126 1071 227.47      
5 A' 771 733 2.11      
6 A' 661 629 48.12      
7 A' 574 546 4.19      
8 A' 413 393 3.88      
9 A' 375 356 0.14      
10 A' 211 201 5.47      
11 A" 1274 1212 219.19      
12 A" 742 706 6.11      
13 A" 495 470 13.06      
14 A" 227 216 6.63      
15 A" 39 37 0.18      

Unscaled Zero Point Vibrational Energy (zpe) 5653.5 cm-1
Scaled (by 0.9513) Zero Point Vibrational Energy (zpe) 5378.2 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 MP2/3-21G*
ABC
0.12043 0.08136 0.06656

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.080 0.579 0.000
C2 -0.321 -0.895 0.000
O3 -1.438 -1.367 0.000
F4 -1.049 1.348 0.000
F5 0.829 0.867 1.112
F6 0.829 0.867 -1.112
F7 0.829 -1.657 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 F4 F5 F6 F7
C11.52752.46811.36591.37131.37132.3581
C21.52751.21312.35842.38022.38021.3795
O32.46811.21312.74283.37203.37202.2861
F41.36592.35842.74282.23472.23473.5437
F51.37132.38023.37202.23472.22322.7584
F61.37132.38023.37202.23472.22322.7584
F72.35811.37952.28613.54372.75842.7584

picture of trifluoroacetyl fluoride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 128.094 C1 C2 F7 108.314
C2 C1 F4 109.066 C2 C1 F5 110.268
C2 C1 F6 110.268 O3 C2 F7 123.592
F4 C1 F5 109.457 F4 C1 F6 109.457
F5 C1 F6 108.309
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability