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

using model chemistry: wB97X-D/3-21G*

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/3-21G*
 hartrees
Energy at 0K-153.462075
Energy at 298.15K-153.466974
HF Energy-153.462075
Nuclear repulsion energy76.115946
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/3-21G*
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 3300 3128 18.86      
2 A 3185 3019 14.94      
3 A 3140 2976 15.88      
4 A 3116 2953 42.51      
5 A 3052 2893 35.17      
6 A 1578 1495 13.91      
7 A 1560 1479 11.55      
8 A 1533 1453 2.93      
9 A 1489 1411 3.59      
10 A 1264 1198 104.74      
11 A 1241 1176 29.55      
12 A 1174 1113 0.25      
13 A 1132 1073 6.89      
14 A 934 886 20.54      
15 A 582 551 65.39      
16 A 429 406 5.72      
17 A 282 267 10.42      
18 A 178 168 2.97      

Unscaled Zero Point Vibrational Energy (zpe) 14584.1 cm-1
Scaled (by 0.9478) Zero Point Vibrational Energy (zpe) 13822.8 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/3-21G*
ABC
1.52980 0.34368 0.29796

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/3-21G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.090 -0.534 -0.055
C2 -1.166 0.167 0.021
C3 1.234 0.225 0.076
H4 -1.956 -0.566 -0.152
H5 -1.314 0.628 1.005
H6 -1.240 0.955 -0.743
H7 2.150 -0.352 0.034
H8 1.229 1.257 -0.282

Atom - Atom Distances (Å)
  O1 C2 C3 H4 H5 H6 H7 H8
O11.44071.37912.04882.10882.11202.06942.1337
C21.44072.40201.09101.09681.10013.35652.6487
C31.37912.40203.29482.74252.70691.08301.0919
H42.04881.09103.29481.78221.78214.11563.6716
H52.10881.09682.74251.78221.77913.72892.9184
H62.11201.10012.70691.78211.77913.71562.5296
H72.06943.35651.08304.11563.72893.71561.8804
H82.13372.64871.09193.67162.91842.52961.8804

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 107.240 O1 C2 H5 111.702
O1 C2 H6 111.752 O1 C3 H7 113.850
O1 C3 H8 118.973 C2 O1 C3 116.809
H4 C2 H5 109.091 H4 C2 H6 108.841
H5 C2 H6 108.153 H7 C3 H8 119.674
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.482      
2 C -0.364      
3 C -0.203      
4 H 0.237      
5 H 0.218      
6 H 0.206      
7 H 0.211      
8 H 0.178      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.974 1.315 -0.308 1.665
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.770 -0.208 -0.539
y -0.208 -19.496 -0.383
z -0.539 -0.383 -20.142
Traceless
 xyz
x 4.049 -0.208 -0.539
y -0.208 -1.540 -0.383
z -0.539 -0.383 -2.509
Polar
3z2-r2-5.018
x2-y23.726
xy-0.208
xz-0.539
yz-0.383


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.633 0.144 0.052
y 0.144 3.193 -0.116
z 0.052 -0.116 2.342


<r2> (average value of r2) Å2
<r2> 49.643
(<r2>)1/2 7.046