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

using model chemistry: B2PLYP=FULL/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A"
Energy calculated at B2PLYP=FULL/6-31G*
 hartrees
Energy at 0K-190.031828
Energy at 298.15K-190.035466
HF Energy-189.872716
Nuclear repulsion energy74.703289
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 B2PLYP=FULL/6-31G*
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' 3224 3057 9.94      
2 A' 3112 2952 14.77      
3 A' 1534 1455 7.47      
4 A' 1480 1404 2.15      
5 A' 1244 1180 11.98      
6 A' 1188 1127 1.34      
7 A' 943 895 16.72      
8 A' 496 470 6.66      
9 A" 3213 3048 13.88      
10 A" 1523 1445 6.53      
11 A" 1156 1096 0.61      
12 A" 140 133 0.15      

Unscaled Zero Point Vibrational Energy (zpe) 9626.8 cm-1
Scaled (by 0.9484) Zero Point Vibrational Energy (zpe) 9130.1 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 B2PLYP=FULL/6-31G*
ABC
1.72287 0.37887 0.33029

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.000 -0.470 0.000
O2 0.000 0.564 0.000
O3 -1.217 0.054 0.000
H4 1.962 0.043 0.000
H5 0.887 -1.083 0.896
H6 0.887 -1.083 -0.896

Atom - Atom Distances (Å)
  C1 O2 O3 H4 H5 H6
C11.43832.27811.09041.09121.0912
O21.43831.31942.03012.07402.0740
O32.27811.31943.17922.55422.5542
H41.09042.03013.17921.79591.7959
H51.09122.07402.55421.79591.7913
H61.09122.07402.55421.79591.7913

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 111.329 O2 C1 H4 105.981
O2 C1 H5 109.392 O2 C1 H6 109.392
H4 C1 H5 110.819 H4 C1 H6 110.819
H5 C1 H6 110.332
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability