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

using model chemistry: CCSD(T)=FULL/aug-cc-pVDZ

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/aug-cc-pVDZ
 hartrees
Energy at 0K-302.435622
Energy at 298.15K 
HF Energy-301.527210
Nuclear repulsion energy161.736022
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/aug-cc-pVDZ
Rotational Constants (cm-1) from geometry optimized at CCSD(T)=FULL/aug-cc-pVDZ
See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)=FULL/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.758 -0.755 0.000
C2 0.000 0.582 0.000
O3 -0.152 -1.818 0.000
O4 -0.581 1.647 0.000
O5 1.343 0.448 0.000
H6 -1.865 -0.676 0.000
H7 1.533 -0.510 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 O5 H6 H7
C11.53651.22302.40902.42111.11022.3035
C21.53652.40411.21381.34972.24941.8819
O31.22302.40413.49152.71502.05852.1328
O42.40901.21383.49152.26702.65463.0204
O52.42111.34972.71502.26703.39950.9772
H61.11022.24942.05852.65463.39953.4019
H72.30351.88192.13283.02040.97723.4019

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 113.883
C2 C1 O3 120.781 C2 C1 H6 115.458
C2 O5 H7 106.854 O3 C1 H6 123.761
O4 C2 O5 124.255
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability