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

using model chemistry: HF/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at HF/6-31G(2df,p)
 hartrees
Energy at 0K-153.456570
Energy at 298.15K-153.461683
HF Energy-153.456570
Nuclear repulsion energy78.073710
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/6-31G(2df,p)
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 3376 3057 28.52      
2 A 3271 2962 37.61      
3 A 3236 2930 31.38      
4 A 3212 2909 64.01      
5 A 3152 2854 51.33      
6 A 1630 1476 1.51      
7 A 1628 1474 10.01      
8 A 1617 1464 4.18      
9 A 1582 1432 11.80      
10 A 1391 1260 159.68      
11 A 1368 1239 86.81      
12 A 1285 1164 3.76      
13 A 1229 1113 15.26      
14 A 1060 959 30.45      
15 A 833 754 20.99      
16 A 454 411 3.90      
17 A 281 254 10.32      
18 A 183 165 1.53      

Unscaled Zero Point Vibrational Energy (zpe) 15393.0 cm-1
Scaled (by 0.9055) Zero Point Vibrational Energy (zpe) 13938.3 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/6-31G(2df,p)
ABC
1.63380 0.36067 0.31518

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.085 -0.527 -0.056
C2 -1.126 0.165 0.020
C3 1.194 0.222 0.086
H4 -1.919 -0.551 -0.151
H5 -1.259 0.619 0.998
H6 -1.181 0.943 -0.739
H7 2.103 -0.345 0.003
H8 1.167 1.230 -0.302

Atom - Atom Distances (Å)
  O1 C2 C3 H4 H5 H6 H7 H8
O11.39591.34622.00602.05642.05612.02762.0784
C21.39592.32131.08181.08671.08823.26872.5489
C31.34622.32133.21632.64752.61491.07451.0800
H42.00601.08183.21631.76731.76664.03043.5664
H52.05641.08672.64751.76731.76883.63652.8202
H62.05611.08822.61491.76661.76883.60422.4055
H72.02763.26871.07454.03043.63653.60421.8568
H82.07842.54891.08003.56642.82022.40551.8568

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 107.440 O1 C2 H5 111.245
O1 C2 H6 111.120 O1 C3 H7 113.303
O1 C3 H8 117.470 C2 O1 C3 115.666
H4 C2 H5 109.169 H4 C2 H6 108.991
H5 C2 H6 108.827 H7 C3 H8 119.043
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.368      
2 C -0.171      
3 C -0.145      
4 H 0.152      
5 H 0.132      
6 H 0.126      
7 H 0.148      
8 H 0.125      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.558 1.120 -0.212 1.269
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.368 -0.092 -0.435
y -0.092 -19.554 -0.402
z -0.435 -0.402 -19.955
Traceless
 xyz
x 3.387 -0.092 -0.435
y -0.092 -1.393 -0.402
z -0.435 -0.402 -1.994
Polar
3z2-r2-3.988
x2-y23.186
xy-0.092
xz-0.435
yz-0.402


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.477 0.044 0.002
y 0.044 3.480 -0.125
z 0.002 -0.125 2.943


<r2> (average value of r2) Å2
<r2> 47.910
(<r2>)1/2 6.922