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

using model chemistry: B3LYPultrafine/aug-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 B3LYPultrafine/aug-cc-pVTZ
 hartrees
Energy at 0K-190.297725
Energy at 298.15K-190.301342
HF Energy-190.297725
Nuclear repulsion energy74.832311
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 B3LYPultrafine/aug-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' 3150 3048 7.45      
2 A' 3050 2951 14.41      
3 A' 1483 1435 9.55      
4 A' 1442 1395 1.58      
5 A' 1216 1176 9.60      
6 A' 1149 1112 2.09      
7 A' 912 882 13.08      
8 A' 490 474 6.47      
9 A" 3137 3036 10.15      
10 A" 1473 1425 10.34      
11 A" 1127 1091 0.81      
12 A" 133 129 0.08      

Unscaled Zero Point Vibrational Energy (zpe) 9381.6 cm-1
Scaled (by 0.9675) Zero Point Vibrational Energy (zpe) 9076.7 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 B3LYPultrafine/aug-cc-pVTZ
ABC
1.76566 0.37632 0.32982

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.003 -0.474 0.000
O2 0.000 0.555 0.000
O3 -1.221 0.068 0.000
H4 1.964 0.036 0.000
H5 0.894 -1.086 0.894
H6 0.894 -1.086 -0.894

Atom - Atom Distances (Å)
  C1 O2 O3 H4 H5 H6
C11.43732.28971.08821.08861.0886
O21.43731.31482.03162.07162.0716
O32.28971.31483.18582.57032.5703
H41.08822.03163.18581.79001.7900
H51.08862.07162.57031.79001.7874
H61.08862.07162.57031.79001.7874

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 112.533 O2 C1 H4 106.288
O2 C1 H5 109.426 O2 C1 H6 109.426
H4 C1 H5 110.625 H4 C1 H6 110.625
H5 C1 H6 110.357
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability