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

using model chemistry: BLYP/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A"
Energy calculated at BLYP/6-31G(2df,p)
 hartrees
Energy at 0K-190.192983
Energy at 298.15K-190.196513
HF Energy-190.192983
Nuclear repulsion energy73.796013
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 BLYP/6-31G(2df,p)
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' 3077 3060 11.89      
2 A' 2973 2957 13.16      
3 A' 1439 1431 5.29      
4 A' 1391 1383 1.81      
5 A' 1161 1155 3.74      
6 A' 1075 1070 1.41      
7 A' 837 832 5.27      
8 A' 469 466 6.35      
9 A" 3065 3049 14.25      
10 A" 1427 1419 6.02      
11 A" 1080 1074 0.42      
12 A" 124 123 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 9058.6 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 9008.7 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 BLYP/6-31G(2df,p)
ABC
1.69535 0.36809 0.32140

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.015 -0.482 0.000
O2 0.000 0.579 0.000
O3 -1.233 0.052 0.000
H4 1.983 0.038 0.000
H5 0.892 -1.096 0.903
H6 0.892 -1.096 -0.903

Atom - Atom Distances (Å)
  C1 O2 O3 H4 H5 H6
C11.46812.31051.09871.09901.0990
O21.46811.34042.05542.10122.1012
O32.31051.34043.21572.57832.5783
H41.09872.05543.21571.81431.8143
H51.09902.10122.57831.81431.8066
H61.09902.10122.57831.81431.8066

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 110.625 O2 C1 H4 105.502
O2 C1 H5 109.020 O2 C1 H6 109.020
H4 C1 H5 111.288 H4 C1 H6 111.288
H5 C1 H6 110.554
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.190      
2 O -0.017      
3 O -0.200      
4 H 0.129      
5 H 0.139      
6 H 0.139      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.363 -1.015 0.000 2.572
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.399 -0.331 0.000
y -0.331 -17.577 0.000
z 0.000 0.000 -16.697
Traceless
 xyz
x -0.262 -0.331 0.000
y -0.331 -0.529 0.000
z 0.000 0.000 0.791
Polar
3z2-r21.581
x2-y20.178
xy-0.331
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.415 -0.101 0.000
y -0.101 2.715 0.000
z 0.000 0.000 2.528


<r2> (average value of r2) Å2
<r2> 42.750
(<r2>)1/2 6.538