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

using model chemistry: LSDA/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at LSDA/6-31G
 hartrees
Energy at 0K-189.837285
Energy at 298.15K-189.841721
Nuclear repulsion energy79.412185
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 LSDA/6-31G
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 3508 3437 19.31      
2 A 3093 3031 8.54      
3 A 3047 2985 41.14      
4 A 2964 2903 25.32      
5 A 1500 1469 10.52      
6 A 1420 1391 14.45      
7 A 1408 1379 4.55      
8 A 1325 1298 54.28      
9 A 1143 1119 0.12      
10 A 1122 1100 6.40      
11 A 1028 1007 22.48      
12 A 836 819 10.71      
13 A 402 394 23.22      
14 A 238 233 8.81      
15 A 74 73 191.04      

Unscaled Zero Point Vibrational Energy (zpe) 11553.9 cm-1
Scaled (by 0.9797) Zero Point Vibrational Energy (zpe) 11319.4 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 LSDA/6-31G
ABC
1.37493 0.34373 0.29059

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.138 -0.225 0.000
O2 0.003 0.632 -0.000
O3 -1.160 -0.345 -0.000
H4 1.997 0.467 -0.002
H5 1.167 -0.860 0.904
H6 1.165 -0.863 -0.903
H7 -1.901 0.318 0.000

Atom - Atom Distances (Å)
  C1 O2 O3 H4 H5 H6 H7
C11.42192.30041.10311.10551.10553.0866
O21.42191.51852.00062.09722.09691.9295
O32.30041.51853.25912.54862.54650.9944
H41.10312.00063.25911.80861.80873.9005
H51.10552.09722.54861.80861.80743.4081
H61.10552.09692.54651.80871.80743.4068
H73.08661.92950.99443.90053.40813.4068

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 102.905 O2 C1 H4 104.096
O2 C1 H5 111.541 O2 C1 H6 111.523
O2 O3 H7 98.158 H4 C1 H5 109.945
H4 C1 H6 109.956 H5 C1 H6 109.658
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.258      
2 O -0.304      
3 O -0.402      
4 H 0.198      
5 H 0.183      
6 H 0.184      
7 H 0.400      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.268 0.231 0.000 0.354
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.986 -2.180 -0.003
y -2.180 -19.646 0.001
z -0.003 0.001 -19.059
Traceless
 xyz
x 7.367 -2.180 -0.003
y -2.180 -4.124 0.001
z -0.003 0.001 -3.243
Polar
3z2-r2-6.485
x2-y27.661
xy-2.180
xz-0.003
yz0.001


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.442 0.064 0.000
y 0.064 2.837 0.000
z 0.000 0.000 2.100


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