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

using model chemistry: HF/daug-cc-pVTZ

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/daug-cc-pVTZ
 hartrees
Energy at 0K-189.282304
Energy at 298.15K-189.286091
HF Energy-189.282304
Nuclear repulsion energy76.199816
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/daug-cc-pVTZ
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' 3284 2971 17.97      
2 A' 3189 2885 32.67      
3 A' 1618 1464 11.96      
4 A' 1588 1437 1.05      
5 A' 1335 1208 17.82      
6 A' 1281 1158 66.38      
7 A' 1057 956 30.06      
8 A' 534 483 4.98      
9 A" 3268 2956 29.96      
10 A" 1602 1449 7.94      
11 A" 1266 1145 2.57      
12 A" 178 161 0.76      

Unscaled Zero Point Vibrational Energy (zpe) 10099.6 cm-1
Scaled (by 0.9046) Zero Point Vibrational Energy (zpe) 9136.1 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/daug-cc-pVTZ
ABC
1.82856 0.39088 0.34282

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.978 -0.468 0.000
O2 0.000 0.553 0.000
O3 -1.195 0.062 0.000
H4 1.932 0.038 0.000
H5 0.877 -1.076 0.887
H6 0.877 -1.076 -0.887

Atom - Atom Distances (Å)
  C1 O2 O3 H4 H5 H6
C11.41452.23681.07911.08031.0803
O21.41451.29161.99922.05252.0525
O32.23681.29163.12622.52502.5250
H41.07911.99923.12621.77201.7720
H51.08032.05252.52501.77201.7742
H61.08032.05252.52501.77201.7742

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 111.416 O2 C1 H4 105.809
O2 C1 H5 109.984 O2 C1 H6 109.984
H4 C1 H5 110.287 H4 C1 H6 110.287
H5 C1 H6 110.394
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -1.079      
2 O -0.409      
3 O -0.405      
4 H 0.713      
5 H 0.590      
6 H 0.590      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.014 -1.246 0.000 2.368
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.231 -0.374 0.000
y -0.374 -18.245 0.000
z 0.000 0.000 -16.857
Traceless
 xyz
x 0.321 -0.374 0.000
y -0.374 -1.201 0.000
z 0.000 0.000 0.881
Polar
3z2-r21.761
x2-y21.015
xy-0.374
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.248 -0.041 0.000
y -0.041 3.040 0.000
z 0.000 0.000 2.855


<r2> (average value of r2) Å2
<r2> 41.014
(<r2>)1/2 6.404