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

using model chemistry: QCISD/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 QCISD/aug-cc-pVTZ
 hartrees
Energy at 0K-252.738964
Energy at 298.15K-252.742525
HF Energy-251.899214
Nuclear repulsion energy118.914253
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/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' 3195 3075 2.70      
2 A' 3080 2964 0.44      
3 A' 1923 1850 283.41      
4 A' 1496 1440 12.35      
5 A' 1432 1379 33.47      
6 A' 1234 1188 206.62      
7 A' 1030 992 34.78      
8 A' 859 827 53.29      
9 A' 609 586 20.54      
10 A' 417 401 0.05      
11 A" 3153 3034 1.69      
12 A" 1504 1448 7.12      
13 A" 1091 1050 7.39      
14 A" 580 558 7.09      
15 A" 135 130 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 10868.7 cm-1
Scaled (by 0.9624) Zero Point Vibrational Energy (zpe) 10460.1 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/aug-cc-pVTZ
ABC
0.36959 0.32400 0.17836

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.185 0.000
C2 1.037 -0.891 0.000
O3 0.141 1.361 0.000
F4 -1.242 -0.352 0.000
H5 2.027 -0.446 0.000
H6 0.902 -1.519 0.880
H7 0.902 -1.519 -0.880

Atom - Atom Distances (Å)
  C1 C2 O3 F4 H5 H6 H7
C11.49431.18381.35342.12332.11952.1195
C21.49432.42322.34151.08541.08961.0896
O31.18382.42322.20162.61223.10583.1058
F41.35342.34152.20163.27042.59442.5944
H52.12331.08542.61223.27041.78641.7864
H62.11951.08963.10582.59441.78641.7599
H72.11951.08963.10582.59441.78641.7599

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 109.772 C1 C2 H6 109.223
C1 C2 H7 109.223 C2 C1 O3 129.233
C2 C1 F4 110.522 O3 C1 F4 120.245
H5 C2 H6 110.429 H5 C2 H7 110.429
H6 C2 H7 107.723
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability