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

using model chemistry: MP2/SDD

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/SDD
 hartrees
Energy at 0K-252.160713
Energy at 298.15K-252.164082
HF Energy-251.735981
Nuclear repulsion energy113.979470
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/SDD
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' 3192 3081 6.97      
2 A' 3058 2952 2.08      
3 A' 1758 1697 187.32      
4 A' 1522 1469 23.50      
5 A' 1464 1414 27.94      
6 A' 1174 1133 114.40      
7 A' 982 948 74.03      
8 A' 715 690 128.70      
9 A' 532 514 19.00      
10 A' 387 373 2.06      
11 A" 3164 3054 4.19      
12 A" 1518 1465 15.07      
13 A" 1109 1071 8.70      
14 A" 528 510 8.16      
15 A" 139 134 0.23      

Unscaled Zero Point Vibrational Energy (zpe) 10621.5 cm-1
Scaled (by 0.9653) Zero Point Vibrational Energy (zpe) 10252.9 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/SDD
ABC
0.33085 0.30474 0.16356

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.207 0.000
C2 1.233 -0.678 0.000
O3 -0.145 1.425 0.000
F4 -1.201 -0.652 0.000
H5 2.137 -0.054 0.000
H6 1.214 -1.325 0.891
H7 1.214 -1.325 -0.891

Atom - Atom Distances (Å)
  C1 C2 O3 F4 H5 H6 H7
C11.51791.22601.47672.15302.14812.1481
C21.51792.51392.43361.09871.10111.1011
O31.22602.51392.33032.71903.19363.1936
F41.47672.43362.33033.39092.65992.6599
H52.15301.09872.71903.39091.80591.8059
H62.14811.10113.19362.65991.80591.7822
H72.14811.10113.19362.65991.80591.7822

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 109.701 C1 C2 H6 109.173
C1 C2 H7 109.173 C2 C1 O3 132.459
C2 C1 F4 108.705 O3 C1 F4 118.836
H5 C2 H6 110.354 H5 C2 H7 110.354
H6 C2 H7 108.050
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability