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All results from a given calculation for CH3OOCH3 (dimethylperoxide)

using model chemistry: MP3/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1Ag
Energy calculated at MP3/6-31+G**
 hartrees
Energy at 0K-229.524987
Energy at 298.15K 
HF Energy-228.835455
Nuclear repulsion energy134.176414
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 MP3/6-31+G**
Rotational Constants (cm-1) from geometry optimized at MP3/6-31+G**
ABC
1.05050 0.15447 0.14193

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/6-31+G**

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -0.436 0.572 0.000
O2 0.436 -0.572 0.000
C3 0.436 1.681 0.000
C4 -0.436 -1.681 0.000
H5 -0.217 2.549 0.000
H6 1.065 1.689 0.891
H7 1.065 1.689 -0.891
H8 0.217 -2.549 0.000
H9 -1.065 -1.689 0.891
H10 -1.065 -1.689 -0.891

Atom - Atom Distances (Å)
  O1 O2 C3 C4 H5 H6 H7 H8 H9 H10
O11.43801.41052.25251.98962.07272.07273.18862.51052.5105
O21.43802.25251.41053.18862.51052.51051.98962.07272.0727
C31.41052.25253.47251.08651.09081.09084.23573.79533.7953
C42.25251.41053.47254.23573.79533.79531.08651.09081.0908
H51.98963.18861.08654.23571.78231.78235.11704.41364.4136
H62.07272.51051.09083.79531.78231.78134.41363.99464.3738
H72.07272.51051.09083.79531.78231.78134.41364.37383.9946
H83.18861.98964.23571.08655.11704.41364.41361.78231.7823
H92.51052.07273.79531.09084.41363.99464.37381.78231.7813
H102.51052.07273.79531.09084.41364.37383.99461.78231.7813

picture of dimethylperoxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 O2 C4 104.510 O1 C3 H5 104.911
O1 C3 H6 111.286 O1 C3 H7 111.286
O2 O1 C3 104.510 O2 C4 H8 104.911
O2 C4 H9 111.286 O2 C4 H10 111.286
H5 C3 H6 109.895 H5 C3 H7 109.895
H6 C3 H7 109.483 H8 C4 H9 109.895
H8 C4 H10 109.895 H9 C4 H10 109.483
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability