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

using model chemistry: MP2/TZVP

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/TZVP
 hartrees
Energy at 0K-252.575964
Energy at 298.15K-252.579498
HF Energy-251.890592
Nuclear repulsion energy118.460061
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/TZVP
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' 3242 3073 2.12      
2 A' 3117 2954 0.41      
3 A' 1897 1798 240.79      
4 A' 1498 1420 12.94      
5 A' 1433 1358 33.14      
6 A' 1212 1149 202.21      
7 A' 1024 970 47.33      
8 A' 839 795 77.04      
9 A' 605 574 18.15      
10 A' 423 401 0.29      
11 A" 3204 3037 1.12      
12 A" 1498 1420 9.16      
13 A" 1084 1028 6.57      
14 A" 567 538 7.16      
15 A" 130 124 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 10887.2 cm-1
Scaled (by 0.9479) Zero Point Vibrational Energy (zpe) 10319.9 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/TZVP
ABC
0.36458 0.32350 0.17702

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.187 0.000
C2 1.060 -0.864 0.000
O3 0.108 1.371 0.000
F4 -1.238 -0.391 0.000
H5 2.038 -0.394 0.000
H6 0.942 -1.494 0.880
H7 0.942 -1.494 -0.880

Atom - Atom Distances (Å)
  C1 C2 O3 F4 H5 H6 H7
C11.49321.18861.36682.11942.11852.1185
C21.49322.42972.34701.08471.08851.0885
O31.18862.42972.21732.61583.11103.1110
F41.36682.34702.21733.27652.59722.5972
H52.11941.08472.61583.27651.78451.7845
H62.11851.08853.11102.59721.78451.7597
H72.11851.08853.11102.59721.78451.7597

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 109.576 C1 C2 H6 109.284
C1 C2 H7 109.284 C2 C1 O3 129.559
C2 C1 F4 110.218 O3 C1 F4 120.224
H5 C2 H6 110.401 H5 C2 H7 110.401
H6 C2 H7 107.863
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability