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

using model chemistry: B3LYP/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A"
Energy calculated at B3LYP/Def2TZVPP
 hartrees
Energy at 0K-190.302540
Energy at 298.15K-190.306152
HF Energy-190.302540
Nuclear repulsion energy74.911005
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 B3LYP/Def2TZVPP
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' 3154 3036 8.63      
2 A' 3052 2938 14.06      
3 A' 1485 1429 9.15      
4 A' 1444 1390 1.27      
5 A' 1220 1174 9.94      
6 A' 1155 1112 1.82      
7 A' 915 881 13.16      
8 A' 492 474 6.83      
9 A" 3142 3024 11.92      
10 A" 1473 1418 9.37      
11 A" 1129 1087 0.67      
12 A" 132 127 0.10      

Unscaled Zero Point Vibrational Energy (zpe) 9396.7 cm-1
Scaled (by 0.9626) Zero Point Vibrational Energy (zpe) 9045.2 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 B3LYP/Def2TZVPP
ABC
1.76861 0.37721 0.33059

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.002 -0.474 0.000
O2 0.000 0.555 0.000
O3 -1.220 0.068 0.000
H4 1.964 0.035 0.000
H5 0.892 -1.087 0.894
H6 0.892 -1.087 -0.894

Atom - Atom Distances (Å)
  C1 O2 O3 H4 H5 H6
C11.43632.28661.08851.08881.0888
O21.43631.31342.03142.07142.0714
O32.28661.31343.18362.56782.5678
H41.08852.03143.18361.79001.7900
H51.08882.07142.56781.79001.7871
H61.08882.07142.56781.79001.7871

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 112.451 O2 C1 H4 106.326
O2 C1 H5 109.466 O2 C1 H6 109.466
H4 C1 H5 110.594 H4 C1 H6 110.594
H5 C1 H6 110.306
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.157      
2 O -0.042      
3 O -0.189      
4 H 0.123      
5 H 0.133      
6 H 0.133      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.534 -1.127 0.000 2.774
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.835 -0.408 0.000
y -0.408 -18.131 0.000
z 0.000 0.000 -17.032
Traceless
 xyz
x -0.253 -0.408 0.000
y -0.408 -0.697 0.000
z 0.000 0.000 0.950
Polar
3z2-r21.901
x2-y20.296
xy-0.408
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.676 -0.064 0.000
y -0.064 2.973 0.000
z 0.000 0.000 2.735


<r2> (average value of r2) Å2
<r2> 42.175
(<r2>)1/2 6.494