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

using model chemistry: wB97X-D/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at wB97X-D/6-31+G**
 hartrees
Energy at 0K-154.322654
Energy at 298.15K-154.327601
HF Energy-154.322654
Nuclear repulsion energy77.469501
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 wB97X-D/6-31+G**
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 3303 3145 13.57      
2 A 3180 3028 18.80      
3 A 3143 2993 25.23      
4 A 3104 2956 48.00      
5 A 3032 2888 58.30      
6 A 1524 1451 21.11      
7 A 1516 1444 2.12      
8 A 1505 1433 9.89      
9 A 1473 1403 4.22      
10 A 1330 1266 179.05      
11 A 1270 1209 19.72      
12 A 1190 1133 2.04      
13 A 1153 1098 7.04      
14 A 995 948 34.11      
15 A 588 560 57.44      
16 A 443 422 4.07      
17 A 283 270 7.07      
18 A 182 173 3.51      

Unscaled Zero Point Vibrational Energy (zpe) 14606.7 cm-1
Scaled (by 0.9523) Zero Point Vibrational Energy (zpe) 13910.0 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 wB97X-D/6-31+G**
ABC
1.58827 0.35760 0.31059

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-31+G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.088 -0.534 -0.054
C2 -1.135 0.166 0.020
C3 1.200 0.225 0.078
H4 -1.932 -0.559 -0.148
H5 -1.262 0.627 1.007
H6 -1.188 0.948 -0.751
H7 2.122 -0.342 0.017
H8 1.161 1.255 -0.281

Atom - Atom Distances (Å)
  O1 C2 C3 H4 H5 H6 H7 H8
O11.41151.35242.02282.07302.07642.04432.0985
C21.41152.33601.09091.09661.09883.29642.5586
C31.35242.33603.23642.66172.62901.08431.0916
H42.02281.09093.23641.78611.78494.06353.5882
H52.07301.09662.66171.78611.78843.65672.8150
H62.07641.09882.62901.78491.78843.63472.4153
H72.04433.29641.08434.06353.65673.63471.8874
H82.09852.55861.09163.58822.81502.41531.8874

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 107.170 O1 C2 H5 110.862
O1 C2 H6 110.995 O1 C3 H7 113.601
O1 C3 H8 117.929 C2 O1 C3 115.362
H4 C2 H5 109.475 H4 C2 H6 109.201
H5 C2 H6 109.099 H7 C3 H8 120.316
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.263      
2 C -0.266      
3 C -0.222      
4 H 0.166      
5 H 0.158      
6 H 0.146      
7 H 0.152      
8 H 0.128      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.958 1.141 -0.360 1.533
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.761 -0.195 -0.615
y -0.195 -19.969 -0.435
z -0.615 -0.435 -20.882
Traceless
 xyz
x 3.664 -0.195 -0.615
y -0.195 -1.148 -0.435
z -0.615 -0.435 -2.516
Polar
3z2-r2-5.033
x2-y23.208
xy-0.195
xz-0.615
yz-0.435


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.262 0.163 0.041
y 0.163 3.978 -0.002
z 0.041 -0.002 4.033


<r2> (average value of r2) Å2
<r2> 48.723
(<r2>)1/2 6.980