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

using model chemistry: B3LYP/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3LYP/Def2TZVPP
 hartrees
Energy at 0K-190.943165
Energy at 298.15K-190.947861
HF Energy-190.943165
Nuclear repulsion energy80.990748
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 B3LYP/Def2TZVPP
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 3772 3631 37.41      
2 A 3109 2993 15.46      
3 A 3076 2961 43.10      
4 A 3010 2897 38.84      
5 A 1511 1455 9.59      
6 A 1462 1408 6.32      
7 A 1451 1396 1.04      
8 A 1370 1319 47.58      
9 A 1207 1162 5.71      
10 A 1173 1129 2.07      
11 A 1036 997 18.80      
12 A 880 847 17.48      
13 A 447 430 6.94      
14 A 248 239 7.82      
15 A 172 165 113.74      

Unscaled Zero Point Vibrational Energy (zpe) 11961.1 cm-1
Scaled (by 0.9626) Zero Point Vibrational Energy (zpe) 11513.8 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 B3LYP/Def2TZVPP
ABC
1.45349 0.34762 0.30346

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/Def2TZVPP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.132 -0.217 0.023
O2 -0.024 0.595 -0.023
O3 -1.163 -0.271 -0.098
H4 1.968 0.481 0.033
H5 1.157 -0.834 0.927
H6 1.202 -0.858 -0.859
H7 -1.629 -0.072 0.723

Atom - Atom Distances (Å)
  C1 O2 O3 H4 H5 H6 H7
C11.41332.29861.08971.09401.09262.8519
O21.41331.43271.99612.08272.07621.8914
O32.29861.43273.22282.59792.55220.9647
H41.08971.99613.22281.78511.78253.7043
H51.09402.08272.59791.78511.78612.8956
H61.09262.07622.55221.78251.78613.3363
H72.85191.89140.96473.70432.89563.3363

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 107.741 O2 C1 H4 105.046
O2 C1 H5 111.704 O2 C1 H6 111.257
O2 O3 H7 102.412 H4 C1 H5 109.661
H4 C1 H6 109.532 H5 C1 H6 109.539
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.110      
2 O -0.204      
3 O -0.213      
4 H 0.111      
5 H 0.091      
6 H 0.113      
7 H 0.211      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.702 -0.510 1.402 1.649
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.121 -0.428 -2.634
y -0.428 -19.856 0.076
z -2.634 0.076 -17.813
Traceless
 xyz
x 3.713 -0.428 -2.634
y -0.428 -3.389 0.076
z -2.634 0.076 -0.324
Polar
3z2-r2-0.648
x2-y24.734
xy-0.428
xz-2.634
yz0.076


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.709 0.226 -0.151
y 0.226 3.307 0.023
z -0.151 0.023 3.256


<r2> (average value of r2) Å2
<r2> 46.461
(<r2>)1/2 6.816