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

using model chemistry: MP2/CEP-121G

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/CEP-121G
 hartrees
Energy at 0K-122.683103
Energy at 298.15K-122.684583
HF Energy-121.908027
Nuclear repulsion energy176.456920
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/CEP-121G
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' 1699 1658 131.81      
2 A' 1230 1200 106.87      
3 A' 1100 1074 240.70      
4 A' 951 928 274.32      
5 A' 695 679 12.04      
6 A' 594 580 44.43      
7 A' 525 513 3.41      
8 A' 378 369 4.79      
9 A' 352 344 0.03      
10 A' 215 210 6.04      
11 A" 1066 1041 260.38      
12 A" 679 663 15.44      
13 A" 444 434 12.83      
14 A" 228 223 8.47      
15 A" 48 47 0.08      

Unscaled Zero Point Vibrational Energy (zpe) 5102.3 cm-1
Scaled (by 0.976) Zero Point Vibrational Energy (zpe) 4979.9 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/CEP-121G
ABC
0.11473 0.07645 0.06295

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-121G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.079 0.584 0.000
C2 -0.343 -0.924 0.000
O3 -1.476 -1.397 0.000
F4 -1.056 1.414 0.000
F5 0.848 0.886 1.145
F6 0.848 0.886 -1.145
F7 0.848 -1.717 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 F4 F5 F6 F7
C11.56562.51871.40591.41171.41172.4261
C21.56561.22802.44352.45042.45041.4311
O32.51871.22802.84203.45323.45322.3460
F41.40592.44352.84202.28312.28313.6641
F51.41172.45043.45322.28312.29002.8440
F61.41172.45043.45322.28312.29002.8440
F72.42611.43112.34603.66412.84402.8440

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 128.326 C1 C2 F7 108.025
C2 C1 F4 110.519 C2 C1 F5 110.670
C2 C1 F6 110.670 O3 C2 F7 123.649
F4 C1 F5 108.247 F4 C1 F6 108.247
F5 C1 F6 108.402
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability