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All results from a given calculation for CH3COF (Acetyl fluoride)

using model chemistry: MP2/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes NULL 1A'
Energy calculated at MP2/cc-pVTZ
 hartrees
Energy at 0K-252.704710
Energy at 298.15K-252.708255
HF Energy-251.894963
Nuclear repulsion energy118.771368
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/cc-pVTZ
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' 3232 3069 1.43      
2 A' 3107 2950 0.13      
3 A' 1900 1804 232.89      
4 A' 1486 1411 13.05      
5 A' 1411 1340 41.74      
6 A' 1223 1161 199.32      
7 A' 1019 967 31.51      
8 A' 853 810 57.30      
9 A' 605 575 18.36      
10 A' 417 396 0.07      
11 A" 3191 3030 0.55      
12 A" 1496 1420 7.72      
13 A" 1075 1021 7.84      
14 A" 576 547 4.92      
15 A" 134 127 0.08      

Unscaled Zero Point Vibrational Energy (zpe) 10862.5 cm-1
Scaled (by 0.9495) Zero Point Vibrational Energy (zpe) 10313.9 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/cc-pVTZ
ABC
0.36637 0.32542 0.17798

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.186 0.000
C2 1.039 -0.883 0.000
O3 0.136 1.367 0.000
F4 -1.240 -0.367 0.000
H5 2.024 -0.434 0.000
H6 0.908 -1.511 0.877
H7 0.908 -1.511 -0.877

Atom - Atom Distances (Å)
  C1 C2 O3 F4 H5 H6 H7
C11.49031.18831.35782.11692.11542.1154
C21.49032.42352.33641.08291.08711.0871
O31.18832.42352.21332.60873.10593.1059
F41.35782.33642.21333.26492.58712.5871
H52.11691.08292.60873.26491.78231.7823
H62.11541.08713.10592.58711.78231.7544
H72.11541.08713.10592.58711.78231.7544

picture of Acetyl fluoride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 109.693 C1 C2 H6 109.320
C1 C2 H7 109.320 C2 C1 O3 129.235
C2 C1 F4 110.151 O3 C1 F4 120.614
H5 C2 H6 110.441 H5 C2 H7 110.441
H6 C2 H7 107.588
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability