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

using model chemistry: QCISD/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 QCISD/cc-pVTZ
 hartrees
Energy at 0K-252.720223
Energy at 298.15K-252.723793
HF Energy-251.895876
Nuclear repulsion energy119.029449
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/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 3.15      
2 A' 3085 2948 0.62      
3 A' 1936 1849 265.61      
4 A' 1491 1425 11.51      
5 A' 1427 1364 40.82      
6 A' 1248 1192 205.68      
7 A' 1030 984 29.75      
8 A' 869 830 42.42      
9 A' 613 586 20.64      
10 A' 418 400 0.03      
11 A" 3157 3017 2.36      
12 A" 1500 1433 6.91      
13 A" 1087 1039 7.84      
14 A" 583 557 6.60      
15 A" 136 130 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 10888.8 cm-1
Scaled (by 0.9555) Zero Point Vibrational Energy (zpe) 10404.2 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/cc-pVTZ
ABC
0.37011 0.32469 0.17867

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.186 0.000
C2 1.032 -0.894 0.000
O3 0.146 1.360 0.000
F4 -1.242 -0.348 0.000
H5 2.023 -0.453 0.000
H6 0.896 -1.522 0.879
H7 0.896 -1.522 -0.879

Atom - Atom Distances (Å)
  C1 C2 O3 F4 H5 H6 H7
C11.49371.18341.35162.12152.11922.1192
C21.49372.42202.33871.08451.08881.0888
O31.18342.42202.20062.60983.10503.1050
F41.35162.33872.20063.26662.59262.5926
H52.12151.08452.60983.26661.78481.7848
H62.11921.08883.10502.59261.78481.7581
H72.11921.08883.10502.59261.78481.7581

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 109.722 C1 C2 H6 109.293
C1 C2 H7 109.293 C2 C1 O3 129.206
C2 C1 F4 110.467 O3 C1 F4 120.327
H5 C2 H6 110.410 H5 C2 H7 110.410
H6 C2 H7 107.675
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability