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All results from a given calculation for CH3OOH (Methyl peroxide)

using model chemistry: HF/LANL2DZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at HF/LANL2DZ
 hartrees
Energy at 0K-189.771219
Energy at 298.15K-189.775871
Nuclear repulsion energy80.805356
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/LANL2DZ
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 4034 3630 66.90      
2 A 3357 3021 28.35      
3 A 3342 3008 58.55      
4 A 3240 2916 48.62      
5 A 1659 1493 9.65      
6 A 1624 1462 9.35      
7 A 1592 1433 2.19      
8 A 1510 1359 61.73      
9 A 1288 1159 4.89      
10 A 1269 1142 0.94      
11 A 1159 1043 39.74      
12 A 959 863 36.23      
13 A 447 402 18.91      
14 A 230 207 13.32      
15 A 125 113 250.07      

Unscaled Zero Point Vibrational Energy (zpe) 12918.3 cm-1
Scaled (by 0.8999) Zero Point Vibrational Energy (zpe) 11625.2 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 HF/LANL2DZ
ABC
1.50914 0.34486 0.29635

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/LANL2DZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.158 -0.206 0.000
O2 -0.034 0.598 -0.000
O3 -1.141 -0.332 -0.000
H4 1.974 0.501 -0.001
H5 1.189 -0.821 0.888
H6 1.188 -0.823 -0.886
H7 -1.902 0.248 0.002

Atom - Atom Distances (Å)
  C1 O2 O3 H4 H5 H6 H7
C11.43752.30271.07941.08031.08023.0941
O21.43751.44572.00992.07262.07261.9013
O32.30271.44573.22442.54112.53960.9567
H41.07942.00993.22441.77601.77603.8846
H51.08032.07262.54111.77601.77343.3887
H61.08022.07262.53961.77601.77343.3891
H73.09411.90130.95673.88463.38873.3891

picture of Methyl peroxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O2 O3 106.009 O2 C1 H4 105.096
O2 C1 H5 110.009 O2 C1 H6 110.005
O2 O3 H7 102.729 H4 C1 H5 110.641
H4 C1 H6 110.638 H5 C1 H6 110.335
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/LANL2DZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.272      
2 O -0.298      
3 O -0.439      
4 H 0.191      
5 H 0.200      
6 H 0.200      
7 H 0.418      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.517 0.022 0.007 0.517
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.733 -2.404 -0.013
y -2.404 -20.170 0.002
z -0.013 0.002 -18.875
Traceless
 xyz
x 7.790 -2.404 -0.013
y -2.404 -4.866 0.002
z -0.013 0.002 -2.924
Polar
3z2-r2-5.847
x2-y28.438
xy-2.404
xz-0.013
yz0.002


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.106 0.439 -0.001
y 0.439 2.596 0.001
z -0.001 0.001 1.833


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000