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

using model chemistry: CCSD(T)/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCSD(T)/6-31G*
 hartrees
Energy at 0K-549.498237
Energy at 298.15K-549.500062
HF Energy-548.350538
Nuclear repulsion energy334.341849
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 CCSD(T)/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' 1946 1872        
2 A' 1396 1343        
3 A' 1317 1267        
4 A' 1137 1094        
5 A' 812 781        
6 A' 683 657        
7 A' 591 569        
8 A' 422 406        
9 A' 387 372        
10 A' 225 216        
11 A" 1267 1219        
12 A" 752 724        
13 A" 509 489        
14 A" 234 225        
15 A" 46 45        

Unscaled Zero Point Vibrational Energy (zpe) 5862.1 cm-1
Scaled (by 0.9621) Zero Point Vibrational Energy (zpe) 5640.0 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 CCSD(T)/6-31G*
ABC
0.12550 0.08292 0.06827

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.077 0.582 0.000
C2 -0.310 -0.901 0.000
O3 -1.416 -1.347 0.000
F4 -1.016 1.347 0.000
F5 0.810 0.856 1.092
F6 0.810 0.856 -1.092
F7 0.810 -1.648 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 F4 F5 F6 F7
C11.53282.43891.33481.34351.34352.3463
C21.53281.19182.35642.35292.35291.3461
O32.43891.19182.72323.31643.31642.2459
F41.33482.35642.72322.18392.18393.5073
F51.34352.35293.31642.18392.18472.7312
F61.34352.35293.31642.18392.18472.7312
F72.34631.34612.24593.50732.73122.7312

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 126.607 C1 C2 F7 109.009
C2 C1 F4 110.326 C2 C1 F5 109.597
C2 C1 F6 109.597 O3 C2 F7 124.384
F4 C1 F5 109.254 F4 C1 F6 109.254
F5 C1 F6 108.788
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability