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

using model chemistry: wB97X-D/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 wB97X-D/6-31+G**
 hartrees
Energy at 0K-190.163303
Energy at 298.15K-190.166921
HF Energy-190.163303
Nuclear repulsion energy75.198802
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 wB97X-D/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' 3205 3052 7.95      
2 A' 3082 2935 15.94      
3 A' 1493 1422 10.76      
4 A' 1457 1388 2.74      
5 A' 1284 1222 14.64      
6 A' 1200 1143 0.37      
7 A' 962 916 16.47      
8 A' 509 485 6.19      
9 A" 3187 3035 11.21      
10 A" 1482 1412 10.94      
11 A" 1131 1077 0.61      
12 A" 116 111 0.26      

Unscaled Zero Point Vibrational Energy (zpe) 9554.6 cm-1
Scaled (by 0.9523) Zero Point Vibrational Energy (zpe) 9098.8 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 wB97X-D/6-31+G**
ABC
1.77482 0.38096 0.33387

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.996 -0.474 0.000
O2 0.000 0.556 0.000
O3 -1.213 0.066 0.000
H4 1.959 0.039 0.000
H5 0.884 -1.086 0.898
H6 0.884 -1.086 -0.898

Atom - Atom Distances (Å)
  C1 O2 O3 H4 H5 H6
C11.43272.27431.09131.09221.0922
O21.43271.30802.02632.06932.0693
O32.27431.30803.17252.55552.5555
H41.09132.02633.17251.79671.7967
H51.09222.06932.55551.79671.7954
H61.09222.06932.55551.79671.7954

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 112.079 O2 C1 H4 106.009
O2 C1 H5 109.343 O2 C1 H6 109.343
H4 C1 H5 110.741 H4 C1 H6 110.741
H5 C1 H6 110.547
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.287      
2 O -0.058      
3 O -0.191      
4 H 0.174      
5 H 0.181      
6 H 0.181      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.694 -1.255 0.000 2.972
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.748 -0.429 0.000
y -0.429 -18.186 0.000
z 0.000 0.000 -16.995
Traceless
 xyz
x -0.158 -0.429 0.000
y -0.429 -0.814 0.000
z 0.000 0.000 0.972
Polar
3z2-r21.944
x2-y20.437
xy-0.429
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.524 0.028 0.000
y 0.028 2.899 0.000
z 0.000 0.000 2.656


<r2> (average value of r2) Å2
<r2> 41.902
(<r2>)1/2 6.473