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

using model chemistry: CCSD/aug-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 CCSD/aug-cc-pVTZ
 hartrees
Energy at 0K-252.736052
Energy at 298.15K-252.739620
HF Energy-251.899485
Nuclear repulsion energy119.040432
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/aug-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' 3199 3057 2.56      
2 A' 3084 2948 0.38      
3 A' 1938 1853 287.01      
4 A' 1496 1430 12.22      
5 A' 1434 1371 35.55      
6 A' 1241 1186 210.47      
7 A' 1033 987 32.86      
8 A' 866 828 51.40      
9 A' 612 585 21.06      
10 A' 418 400 0.04      
11 A" 3156 3017 1.59      
12 A" 1505 1438 7.15      
13 A" 1093 1045 7.54      
14 A" 583 557 7.09      
15 A" 134 128 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 10896.0 cm-1
Scaled (by 0.9558) Zero Point Vibrational Energy (zpe) 10414.4 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/aug-cc-pVTZ
ABC
0.37059 0.32448 0.17873

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.185 0.000
C2 1.040 -0.887 0.000
O3 0.135 1.359 0.000
F4 -1.239 -0.355 0.000
H5 2.027 -0.437 0.000
H6 0.907 -1.515 0.880
H7 0.907 -1.515 -0.880

Atom - Atom Distances (Å)
  C1 C2 O3 F4 H5 H6 H7
C11.49291.18241.35212.12042.11772.1177
C21.49292.42162.34031.08491.08941.0894
O31.18242.42162.19752.60943.10343.1034
F41.35212.34032.19753.26762.59312.5931
H52.12041.08492.60943.26761.78641.7864
H62.11771.08943.10342.59311.78641.7601
H72.11771.08943.10342.59311.78641.7601

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 109.663 C1 C2 H6 109.188
C1 C2 H7 109.188 C2 C1 O3 129.322
C2 C1 F4 110.590 O3 C1 F4 120.088
H5 C2 H6 110.493 H5 C2 H7 110.493
H6 C2 H7 107.775
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability