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

using model chemistry: QCISD(T)=FULL/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at QCISD(T)=FULL/cc-pVDZ
 hartrees
Energy at 0K-549.615314
Energy at 298.15K-549.617199
HF Energy-548.381416
Nuclear repulsion energy334.574384
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 QCISD(T)=FULL/cc-pVDZ
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' 1938 1859        
2 A' 1383 1327        
3 A' 1300 1247        
4 A' 1119 1073        
5 A' 807 773        
6 A' 689 661        
7 A' 595 571        
8 A' 426 408        
9 A' 388 372        
10 A' 225 216        
11 A" 1250 1199        
12 A" 766 735        
13 A" 519 498        
14 A" 239 229        
15 A" 46 45        

Unscaled Zero Point Vibrational Energy (zpe) 5845.8 cm-1
Scaled (by 0.959) Zero Point Vibrational Energy (zpe) 5606.1 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 QCISD(T)=FULL/cc-pVDZ
ABC
0.12630 0.08264 0.06812

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)=FULL/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.078 0.584 0.000
C2 -0.308 -0.906 0.000
O3 -1.411 -1.351 0.000
F4 -1.015 1.342 0.000
F5 0.808 0.864 1.088
F6 0.808 0.864 -1.088
F7 0.808 -1.654 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 F4 F5 F6 F7
C11.53952.44171.33061.33981.33982.3539
C21.53951.18922.35732.35832.35831.3431
O32.44171.18922.72263.31843.31842.2391
F41.33062.35732.72262.17662.17663.5073
F51.33982.35833.31842.17662.17652.7425
F61.33982.35833.31842.17662.17652.7425
F72.35391.34312.23913.50732.74252.7425

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 126.500 C1 C2 F7 109.301
C2 C1 F4 110.227 C2 C1 F5 109.784
C2 C1 F6 109.784 O3 C2 F7 124.198
F4 C1 F5 109.194 F4 C1 F6 109.194
F5 C1 F6 108.629
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability