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

using model chemistry: B3LYP/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 B3LYP/aug-cc-pVDZ
 hartrees
Energy at 0K-190.248160
Energy at 298.15K-190.251765
HF Energy-190.248160
Nuclear repulsion energy74.666906
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/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' 3166 3072 7.76      
2 A' 3052 2962 14.60      
3 A' 1451 1408 9.72      
4 A' 1414 1372 1.65      
5 A' 1210 1174 10.08      
6 A' 1149 1115 0.81      
7 A' 910 883 12.21      
8 A' 491 477 6.43      
9 A" 3153 3059 10.13      
10 A" 1440 1397 10.63      
11 A" 1111 1078 0.70      
12 A" 129 125 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 9337.1 cm-1
Scaled (by 0.9704) Zero Point Vibrational Energy (zpe) 9060.7 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 B3LYP/aug-cc-pVDZ
ABC
1.74931 0.37548 0.32897

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.003 -0.483 0.000
O2 0.000 0.567 0.000
O3 -1.217 0.063 0.000
H4 1.967 0.038 0.000
H5 0.878 -1.092 0.903
H6 0.878 -1.092 -0.903

Atom - Atom Distances (Å)
  C1 O2 O3 H4 H5 H6
C11.45172.28641.09561.09631.0963
O21.45171.31742.03682.08252.0825
O32.28641.31743.18432.55742.5574
H41.09562.03683.18431.81001.8100
H51.09632.08252.55741.81001.8064
H61.09632.08252.55741.81001.8064

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 111.221 O2 C1 H4 105.326
O2 C1 H5 108.834 O2 C1 H6 108.834
H4 C1 H5 111.342 H4 C1 H6 111.342
H5 C1 H6 110.952
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 1.222      
2 O -0.200      
3 O -0.283      
4 H -0.293      
5 H -0.223      
6 H -0.223      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.580 -1.141 0.000 2.821
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.002 -0.326 0.000
y -0.326 -18.355 0.000
z 0.000 0.000 -17.222
Traceless
 xyz
x -0.214 -0.326 0.000
y -0.326 -0.743 0.000
z 0.000 0.000 0.957
Polar
3z2-r21.914
x2-y20.353
xy-0.326
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.099 -0.151 0.000
y -0.151 3.425 0.000
z 0.000 0.000 3.075


<r2> (average value of r2) Å2
<r2> 42.472
(<r2>)1/2 6.517