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

using model chemistry: HF/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A"
Energy calculated at HF/aug-cc-pVDZ
 hartrees
Energy at 0K-189.233641
Energy at 298.15K-189.237436
HF Energy-189.233641
Nuclear repulsion energy76.018049
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 HF/aug-cc-pVDZ
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' 3309 3013 18.29      
2 A' 3201 2915 33.16      
3 A' 1591 1449 12.23      
4 A' 1565 1425 0.82      
5 A' 1323 1205 19.36      
6 A' 1274 1160 62.34      
7 A' 1050 956 30.57      
8 A' 537 489 5.15      
9 A" 3293 2999 29.23      
10 A" 1576 1435 8.32      
11 A" 1250 1139 2.28      
12 A" 180 164 0.74      

Unscaled Zero Point Vibrational Energy (zpe) 10074.2 cm-1
Scaled (by 0.9106) Zero Point Vibrational Energy (zpe) 9173.6 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 HF/aug-cc-pVDZ
ABC
1.80345 0.39050 0.34196

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.978 -0.472 0.000
O2 0.000 0.557 0.000
O3 -1.194 0.063 0.000
H4 1.938 0.036 0.000
H5 0.871 -1.082 0.894
H6 0.871 -1.082 -0.894

Atom - Atom Distances (Å)
  C1 O2 O3 H4 H5 H6
C11.42042.23721.08611.08721.0872
O21.42041.29242.00742.06052.0605
O32.23721.29243.13252.52472.5247
H41.08612.00743.13251.78511.7851
H51.08722.06052.52471.78511.7876
H61.08722.06052.52471.78511.7876

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 111.027 O2 C1 H4 105.660
O2 C1 H5 109.795 O2 C1 H6 109.795
H4 C1 H5 110.446 H4 C1 H6 110.446
H5 C1 H6 110.587
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.917      
2 O -0.458      
3 O -0.164      
4 H -0.144      
5 H -0.076      
6 H -0.076      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.040 -1.276 0.000 2.406
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.251 -0.321 0.000
y -0.321 -18.356 0.000
z 0.000 0.000 -16.989
Traceless
 xyz
x 0.421 -0.321 0.000
y -0.321 -1.236 0.000
z 0.000 0.000 0.815
Polar
3z2-r21.630
x2-y21.105
xy-0.321
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.251 -0.047 0.000
y -0.047 3.008 0.000
z 0.000 0.000 2.821


<r2> (average value of r2) Å2
<r2> 41.168
(<r2>)1/2 6.416