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

using model chemistry: CCSD=FULL/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes NULL 1A'
Energy calculated at CCSD=FULL/6-31G*
 hartrees
Energy at 0K-252.431310
Energy at 298.15K-252.434873
HF Energy-251.796005
Nuclear repulsion energy118.367877
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 CCSD=FULL/6-31G*
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' 3217 3055 3.47      
2 A' 3100 2945 0.66      
3 A' 1967 1868 238.64      
4 A' 1524 1447 11.95      
5 A' 1462 1389 45.23      
6 A' 1280 1216 202.15      
7 A' 1051 998 27.40      
8 A' 877 833 37.45      
9 A' 608 578 22.70      
10 A' 417 397 0.07      
11 A" 3175 3015 2.42      
12 A" 1525 1448 9.19      
13 A" 1106 1051 9.04      
14 A" 578 549 7.66      
15 A" 144 137 0.10      

Unscaled Zero Point Vibrational Energy (zpe) 11015.7 cm-1
Scaled (by 0.9498) Zero Point Vibrational Energy (zpe) 10462.7 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 CCSD=FULL/6-31G*
ABC
0.36442 0.32281 0.17684

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD=FULL/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.186 0.000
C2 1.033 -0.897 0.000
O3 0.152 1.368 0.000
F4 -1.249 -0.352 0.000
H5 2.030 -0.453 0.000
H6 0.898 -1.528 0.884
H7 0.898 -1.528 -0.884

Atom - Atom Distances (Å)
  C1 C2 O3 F4 H5 H6 H7
C11.49671.19161.36002.12772.12772.1277
C21.49672.43002.34681.09071.09491.0949
O31.19162.43002.21832.61523.11873.1187
F41.36002.34682.21833.28042.60342.6034
H52.12771.09072.61523.28041.79401.7940
H62.12771.09493.11872.60341.79401.7683
H72.12771.09493.11872.60341.79401.7683

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 109.639 C1 C2 H6 109.395
C1 C2 H7 109.395 C2 C1 O3 129.003
C2 C1 F4 110.376 O3 C1 F4 120.621
H5 C2 H6 110.336 H5 C2 H7 110.336
H6 C2 H7 107.708
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability