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All results from a given calculation for CH3OO (methylperoxy radical)

using model chemistry: MP2=FULL/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A"
Energy calculated at MP2=FULL/cc-pVTZ
 hartrees
Energy at 0K-189.932728
Energy at 298.15K-189.936384
HF Energy-189.278380
Nuclear repulsion energy75.809848
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 MP2=FULL/cc-pVTZ
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' 3230 3066 4.64      
2 A' 3125 2967 17.49      
3 A' 1522 1445 14.28      
4 A' 1475 1400 0.12      
5 A' 1294 1229 85.83      
6 A' 1209 1148 1.77      
7 A' 970 921 16.74      
8 A' 509 483 7.34      
9 A" 3222 3059 8.25      
10 A" 1511 1434 8.71      
11 A" 1157 1098 0.77      
12 A" 129 122 0.13      

Unscaled Zero Point Vibrational Energy (zpe) 9675.9 cm-1
Scaled (by 0.9494) Zero Point Vibrational Energy (zpe) 9186.3 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 MP2=FULL/cc-pVTZ
ABC
1.77672 0.38912 0.33977

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.982 -0.486 0.000
O2 0.000 0.566 0.000
O3 -1.193 0.069 0.000
H4 1.942 0.011 0.000
H5 0.854 -1.086 0.890
H6 0.854 -1.086 -0.890

Atom - Atom Distances (Å)
  C1 O2 O3 H4 H5 H6
C11.43852.24381.08121.08141.0814
O21.43851.29212.02002.06212.0621
O32.24381.29213.13532.51332.5133
H41.08122.02003.13531.78301.7830
H51.08142.06212.51331.78301.7805
H61.08142.06212.51331.78301.7805

picture of methylperoxy radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O2 O3 110.398 O2 C1 H4 105.708
O2 C1 H5 109.009 O2 C1 H6 109.009
H4 C1 H5 111.066 H4 C1 H6 111.066
H5 C1 H6 110.817
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability