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

using model chemistry: HSEh1PBE/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A"
Energy calculated at HSEh1PBE/6-31+G**
 hartrees
Energy at 0K-190.036083
Energy at 298.15K-190.039726
HF Energy-190.036083
Nuclear repulsion energy75.224372
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 HSEh1PBE/6-31+G**
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' 3200 3056 6.76      
2 A' 3080 2941 15.02      
3 A' 1488 1420 12.61      
4 A' 1448 1383 0.73      
5 A' 1256 1199 12.94      
6 A' 1187 1133 0.22      
7 A' 956 912 14.31      
8 A' 502 479 6.05      
9 A" 3185 3041 9.94      
10 A" 1476 1409 11.09      
11 A" 1134 1082 0.46      
12 A" 138 132 0.26      

Unscaled Zero Point Vibrational Energy (zpe) 9524.0 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 9093.6 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 HSEh1PBE/6-31+G**
ABC
1.77641 0.38126 0.33413

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.994 -0.477 0.000
O2 0.000 0.562 0.000
O3 -1.209 0.063 0.000
H4 1.955 0.038 0.000
H5 0.875 -1.087 0.898
H6 0.875 -1.087 -0.898

Atom - Atom Distances (Å)
  C1 O2 O3 H4 H5 H6
C11.43762.26741.09101.09201.0920
O21.43761.30762.02422.07142.0714
O32.26741.30763.16402.54382.5438
H41.09102.02423.16401.79971.7997
H51.09202.07142.54381.79971.7965
H61.09202.07142.54381.79971.7965

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 111.284 O2 C1 H4 105.535
O2 C1 H5 109.180 O2 C1 H6 109.180
H4 C1 H5 111.051 H4 C1 H6 111.051
H5 C1 H6 110.687
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability