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

using model chemistry: CCSD/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/6-31G*
 hartrees
Energy at 0K-549.467246
Energy at 298.15K-549.469129
HF Energy-548.352272
Nuclear repulsion energy335.249787
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/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' 1990 1879 172.64      
2 A' 1422 1343 93.44      
3 A' 1338 1264 289.89      
4 A' 1160 1096 273.66      
5 A' 827 781 5.75      
6 A' 694 656 51.33      
7 A' 599 566 1.91      
8 A' 429 405 2.53      
9 A' 392 371 0.07      
10 A' 229 216 3.78      
11 A" 1289 1217 268.89      
12 A" 768 725 13.09      
13 A" 516 487 9.74      
14 A" 238 225 6.32      
15 A" 47 45 0.58      

Unscaled Zero Point Vibrational Energy (zpe) 5969.4 cm-1
Scaled (by 0.9443) Zero Point Vibrational Energy (zpe) 5636.9 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 CCSD/6-31G*
ABC
0.12633 0.08325 0.06860

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.077 0.581 0.000
C2 -0.308 -0.901 0.000
O3 -1.408 -1.345 0.000
F4 -1.015 1.342 0.000
F5 0.807 0.856 1.089
F6 0.807 0.856 -1.089
F7 0.807 -1.644 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 F4 F5 F6 F7
C11.53062.43181.33131.34011.34012.3418
C21.53061.18692.35212.34832.34831.3400
O32.43181.18692.71593.30723.30722.2356
F41.33132.35212.71592.17812.17813.4987
F51.34012.34833.30722.17812.17892.7270
F61.34012.34833.30722.17812.17892.7270
F72.34181.34002.23563.49872.72702.7270

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 126.520 C1 C2 F7 109.156
C2 C1 F4 110.351 C2 C1 F5 109.599
C2 C1 F6 109.599 O3 C2 F7 124.324
F4 C1 F5 109.244 F4 C1 F6 109.244
F5 C1 F6 108.776
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability