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All results from a given calculation for CHOCOOH (oxo acetic acid)

using model chemistry: CCSD(T)=FULL/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCSD(T)=FULL/TZVP
 hartrees
Energy at 0K-302.575550
Energy at 298.15K 
HF Energy-301.585842
Nuclear repulsion energy162.739810
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(T)=FULL/TZVP
Rotational Constants (cm-1) from geometry optimized at CCSD(T)=FULL/TZVP
See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)=FULL/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.753 -0.754 0.000
C2 0.000 0.581 0.000
O3 -0.151 -1.807 0.000
O4 -0.578 1.636 0.000
O5 1.335 0.448 0.000
H6 -1.849 -0.676 0.000
H7 1.522 -0.507 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 O5 H6 H7
C11.53341.21282.39722.40961.09882.2880
C21.53342.39351.20311.34162.23611.8706
O31.21282.39353.47012.70122.04022.1188
O42.39721.20313.47012.25222.63873.0003
O52.40961.34162.70122.25223.37670.9731
H61.09882.23612.04022.63873.37673.3748
H72.28801.87062.11883.00030.97313.3748

picture of oxo acetic acid state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O4 121.862 C1 C2 O5 113.717
C2 C1 O3 120.837 C2 C1 H6 115.326
C2 O5 H7 106.743 O3 C1 H6 123.837
O4 C2 O5 124.421
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability