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

using model chemistry: MP2/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 MP2/aug-cc-pVTZ
 hartrees
Energy at 0K-252.724798
Energy at 298.15K-252.728331
HF Energy-251.898130
Nuclear repulsion energy118.611820
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/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' 3227 3075 1.22      
2 A' 3100 2954 0.06      
3 A' 1883 1794 253.37      
4 A' 1491 1421 14.21      
5 A' 1416 1349 33.79      
6 A' 1206 1150 197.38      
7 A' 1018 970 37.32      
8 A' 840 800 73.89      
9 A' 598 570 18.21      
10 A' 415 396 0.09      
11 A" 3186 3036 0.23      
12 A" 1501 1430 7.95      
13 A" 1078 1028 7.22      
14 A" 572 545 5.36      
15 A" 133 127 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 10831.9 cm-1
Scaled (by 0.9529) Zero Point Vibrational Energy (zpe) 10321.7 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/aug-cc-pVTZ
ABC
0.36539 0.32465 0.17754

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.186 0.000
C2 1.049 -0.873 0.000
O3 0.122 1.369 0.000
F4 -1.238 -0.379 0.000
H5 2.030 -0.414 0.000
H6 0.923 -1.502 0.878
H7 0.923 -1.502 -0.878

Atom - Atom Distances (Å)
  C1 C2 O3 F4 H5 H6 H7
C11.49041.18921.36092.11682.11502.1150
C21.49042.42582.34021.08361.08801.0880
O31.18922.42582.21442.61113.10753.1075
F41.36092.34022.21443.26882.58952.5895
H52.11681.08362.61113.26881.78431.7843
H62.11501.08803.10752.58951.78431.7568
H72.11501.08803.10752.58951.78431.7568

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 109.642 C1 C2 H6 109.232
C1 C2 H7 109.232 C2 C1 O3 129.377
C2 C1 F4 110.235 O3 C1 F4 120.388
H5 C2 H6 110.507 H5 C2 H7 110.507
H6 C2 H7 107.682
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability