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

using model chemistry: HSEh1PBE/6-311G*

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/6-311G*
 hartrees
Energy at 0K-154.227841
Energy at 298.15K-154.232841
HF Energy-154.227841
Nuclear repulsion energy77.685988
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/6-311G*
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 3268 3136 21.81      
2 A 3165 3037 24.41      
3 A 3113 2987 29.03      
4 A 3086 2961 60.60      
5 A 3021 2899 58.58      
6 A 1520 1459 19.75      
7 A 1512 1451 3.52      
8 A 1503 1443 8.63      
9 A 1468 1409 2.14      
10 A 1318 1264 150.76      
11 A 1271 1220 21.11      
12 A 1186 1138 1.48      
13 A 1155 1108 6.45      
14 A 999 958 34.30      
15 A 648 622 45.30      
16 A 435 418 3.70      
17 A 303 291 8.77      
18 A 183 175 2.01      

Unscaled Zero Point Vibrational Energy (zpe) 14577.6 cm-1
Scaled (by 0.9596) Zero Point Vibrational Energy (zpe) 13988.6 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/6-311G*
ABC
1.58343 0.36106 0.31326

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-311G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.090 -0.540 -0.044
C2 -1.127 0.167 0.015
C3 1.192 0.227 0.077
H4 -1.927 -0.558 -0.127
H5 -1.248 0.658 0.987
H6 -1.180 0.924 -0.777
H7 2.113 -0.332 -0.026
H8 1.133 1.262 -0.256

Atom - Atom Distances (Å)
  O1 C2 C3 H4 H5 H6 H7 H8
O11.40911.34912.01832.07102.07252.03442.0936
C21.40912.32131.08911.09551.09733.27922.5263
C31.34912.32133.22312.63972.61641.08241.0888
H42.01831.08913.22311.78401.78274.04783.5630
H52.07101.09552.63971.78401.78593.64742.7528
H62.07251.09732.61641.78271.78593.60432.3956
H72.03443.27921.08244.04783.64743.60431.8856
H82.09362.52631.08883.56302.75282.39561.8856

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 107.089 O1 C2 H5 110.945
O1 C2 H6 110.949 O1 C3 H7 113.128
O1 C3 H8 117.968 C2 O1 C3 114.603
H4 C2 H5 109.502 H4 C2 H6 109.250
H5 C2 H6 109.068 H7 C3 H8 120.560
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.256      
2 C -0.474      
3 C -0.342      
4 H 0.231      
5 H 0.219      
6 H 0.214      
7 H 0.215      
8 H 0.193      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.839 1.003 -0.337 1.351
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.665 -0.175 -0.547
y -0.175 -19.668 -0.405
z -0.547 -0.405 -20.489
Traceless
 xyz
x 3.414 -0.175 -0.547
y -0.175 -1.091 -0.405
z -0.547 -0.405 -2.323
Polar
3z2-r2-4.645
x2-y23.004
xy-0.175
xz-0.547
yz-0.405


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.958 0.095 -0.012
y 0.095 3.663 -0.092
z -0.012 -0.092 3.220


<r2> (average value of r2) Å2
<r2> 48.294
(<r2>)1/2 6.949