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

using model chemistry: MP2=FULL/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=FULL/cc-pVTZ
 hartrees
Energy at 0K-252.761613
Energy at 298.15K-252.765188
HF Energy-251.895531
Nuclear repulsion energy119.153971
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=FULL/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' 3236 3072 1.29      
2 A' 3124 2966 0.09      
3 A' 1914 1817 236.05      
4 A' 1497 1421 13.43      
5 A' 1420 1348 43.73      
6 A' 1229 1167 199.29      
7 A' 1024 972 29.92      
8 A' 860 816 58.72      
9 A' 611 580 18.36      
10 A' 421 400 0.06      
11 A" 3195 3033 0.41      
12 A" 1507 1431 8.01      
13 A" 1080 1025 8.25      
14 A" 585 555 4.87      
15 A" 141 134 0.08      

Unscaled Zero Point Vibrational Energy (zpe) 10921.3 cm-1
Scaled (by 0.9494) Zero Point Vibrational Energy (zpe) 10368.7 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=FULL/cc-pVTZ
ABC
0.36837 0.32796 0.17918

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/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 -0.872 0.000
O3 0.128 1.363 0.000
F4 -1.234 -0.374 0.000
H5 2.019 -0.419 0.000
H6 0.911 -1.499 0.875
H7 0.911 -1.499 -0.875

Atom - Atom Distances (Å)
  C1 C2 O3 F4 H5 H6 H7
C11.48301.18511.35482.10772.10512.1051
C21.48302.41432.32731.07941.08361.0836
O31.18512.41432.20792.59873.09363.0936
F41.35482.32732.20793.25332.57502.5750
H52.10771.07942.59873.25331.77721.7772
H62.10511.08363.09362.57501.77721.7497
H72.10511.08363.09362.57501.77721.7497

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 109.684 C1 C2 H6 109.223
C1 C2 H7 109.223 C2 C1 O3 129.282
C2 C1 F4 110.108 O3 C1 F4 120.609
H5 C2 H6 110.500 H5 C2 H7 110.500
H6 C2 H7 107.670
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability