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

using model chemistry: BLYP/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 BLYP/6-31G*
 hartrees
Energy at 0K-154.297402
Energy at 298.15K-154.302320
HF Energy-154.297402
Nuclear repulsion energy76.439467
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 BLYP/6-31G*
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 3174 3149 28.15      
2 A 3071 3046 24.83      
3 A 3024 2999 29.27      
4 A 2987 2963 60.88      
5 A 2934 2910 59.00      
6 A 1490 1477 10.83      
7 A 1476 1464 3.78      
8 A 1472 1460 2.21      
9 A 1436 1424 7.15      
10 A 1241 1231 71.79      
11 A 1218 1208 60.25      
12 A 1142 1133 1.02      
13 A 1114 1105 6.98      
14 A 920 913 30.84      
15 A 657 652 37.95      
16 A 419 416 3.66      
17 A 302 300 8.06      
18 A 172 171 1.50      

Unscaled Zero Point Vibrational Energy (zpe) 14124.5 cm-1
Scaled (by 0.9919) Zero Point Vibrational Energy (zpe) 14010.1 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 BLYP/6-31G*
ABC
1.53584 0.34848 0.30248

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.090 -0.537 -0.055
C2 -1.150 0.166 0.020
C3 1.217 0.228 0.083
H4 -1.953 -0.566 -0.152
H5 -1.290 0.633 1.013
H6 -1.215 0.958 -0.754
H7 2.139 -0.353 0.006
H8 1.192 1.260 -0.294

Atom - Atom Distances (Å)
  O1 C2 C3 H4 H5 H6 H7 H8
O11.42801.36882.04552.10102.10452.05802.1218
C21.42802.36871.10011.10611.10863.32992.6038
C31.36882.36873.27602.70442.67371.09231.0996
H42.04551.10013.27601.79831.79694.10053.6393
H52.10101.10612.70441.79831.79743.70732.8741
H62.10451.10862.67371.79691.79743.68062.4690
H72.05803.32991.09234.10053.70733.68061.8946
H82.12182.60381.09963.63932.87412.46901.8946

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 107.316 O1 C2 H5 111.378
O1 C2 H6 111.507 O1 C3 H7 113.011
O1 C3 H8 118.133 C2 O1 C3 115.748
H4 C2 H5 109.195 H4 C2 H6 108.896
H5 C2 H6 108.497 H7 C3 H8 119.613
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.346      
2 C -0.185      
3 C -0.128      
4 H 0.151      
5 H 0.141      
6 H 0.133      
7 H 0.126      
8 H 0.107      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.909 0.907 -0.329 1.325
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.795 -0.207 -0.557
y -0.207 -19.532 -0.340
z -0.557 -0.340 -20.139
Traceless
 xyz
x 3.041 -0.207 -0.557
y -0.207 -1.065 -0.340
z -0.557 -0.340 -1.975
Polar
3z2-r2-3.951
x2-y22.737
xy-0.207
xz-0.557
yz-0.340


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.144 0.099 0.009
y 0.099 3.609 -0.123
z 0.009 -0.123 2.820


<r2> (average value of r2) Å2
<r2> 49.440
(<r2>)1/2 7.031