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All results from a given calculation for CH3OCH2 (methoxymethyl radical)

using model chemistry: HSEh1PBE/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at HSEh1PBE/6-31G**
 hartrees
Energy at 0K-154.198437
Energy at 298.15K-154.203410
HF Energy-154.198437
Nuclear repulsion energy77.551945
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 HSEh1PBE/6-31G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3289 3139 19.52      
2 A 3175 3030 20.30      
3 A 3133 2990 24.06      
4 A 3098 2957 50.38      
5 A 3028 2890 52.80      
6 A 1516 1447 16.50      
7 A 1511 1442 3.74      
8 A 1498 1429 6.36      
9 A 1467 1399 4.15      
10 A 1325 1265 150.77      
11 A 1265 1207 17.18      
12 A 1179 1125 1.10      
13 A 1148 1095 4.94      
14 A 1004 958 30.25      
15 A 644 614 38.82      
16 A 434 414 3.95      
17 A 298 284 8.42      
18 A 176 168 1.72      

Unscaled Zero Point Vibrational Energy (zpe) 14592.6 cm-1
Scaled (by 0.9543) Zero Point Vibrational Energy (zpe) 13925.7 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 HSEh1PBE/6-31G**
ABC
1.57454 0.36016 0.31222

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-31G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.089 -0.543 -0.045
C2 -1.128 0.168 0.016
C3 1.194 0.228 0.076
H4 -1.931 -0.553 -0.144
H5 -1.258 0.647 0.994
H6 -1.175 0.939 -0.766
H7 2.118 -0.329 -0.019
H8 1.136 1.264 -0.257

Atom - Atom Distances (Å)
  O1 C2 C3 H4 H5 H6 H7 H8
O11.41091.35272.02272.07642.07712.04032.0988
C21.41092.32351.09101.09691.09893.28402.5299
C31.35272.32353.22872.65172.61261.08311.0892
H42.02271.09103.22871.78581.78414.05723.5665
H52.07641.09692.65171.78581.78553.65772.7706
H62.07711.09892.61261.78411.78553.60682.3886
H72.04033.28401.08314.05723.65773.60681.8861
H82.09882.52991.08923.56652.77062.38861.8861

picture of methoxymethyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C2 H4 107.204 O1 C2 H5 111.163
O1 C2 H6 111.097 O1 C3 H7 113.311
O1 C3 H8 118.118 C2 O1 C3 114.421
H4 C2 H5 109.411 H4 C2 H6 109.118
H5 C2 H6 108.809 H7 C3 H8 120.499
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.411      
2 C -0.140      
3 C -0.084      
4 H 0.147      
5 H 0.134      
6 H 0.125      
7 H 0.125      
8 H 0.103      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.806 1.026 -0.276 1.333
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.403 -0.157 -0.475
y -0.157 -19.417 -0.347
z -0.475 -0.347 -20.046
Traceless
 xyz
x 3.329 -0.157 -0.475
y -0.157 -1.193 -0.347
z -0.475 -0.347 -2.136
Polar
3z2-r2-4.273
x2-y23.014
xy-0.157
xz-0.475
yz-0.347


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.840 0.097 0.015
y 0.097 3.535 -0.119
z 0.015 -0.119 2.815


<r2> (average value of r2) Å2
<r2> 48.217
(<r2>)1/2 6.944