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All results from a given calculation for CH3CO (Acetyl radical)

using model chemistry: CCSD/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at CCSD/6-31G
 hartrees
Energy at 0K-152.534796
Energy at 298.15K 
HF Energy-152.219669
Nuclear repulsion energy61.616720
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/6-31G
Rotational Constants (cm-1) from geometry optimized at CCSD/6-31G
ABC
2.74479 0.31800 0.30126

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.002 -0.652 0.000
C2 0.000 0.501 0.000
O3 1.223 0.459 0.000
H4 -0.483 -1.626 0.000
H5 -1.644 -0.572 0.890
H6 -1.644 -0.572 -0.890

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6
C11.52802.48671.10291.10071.1007
C21.52801.22342.18112.15582.1558
O32.48671.22342.69373.17393.1739
H41.10292.18112.69371.80311.8031
H51.10072.15583.17391.80311.7806
H61.10072.15583.17391.80311.7806

picture of Acetyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 128.991 C2 C1 H4 110.974
C2 C1 H5 109.104 C2 C1 H6 109.104
H4 C1 H5 109.819 H4 C1 H6 109.819
H5 C1 H6 107.960
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability