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

using model chemistry: HSEh1PBE/STO-3G

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/STO-3G
 hartrees
Energy at 0K-152.223786
Energy at 298.15K-152.228718
HF Energy-152.223786
Nuclear repulsion energy75.668496
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/STO-3G
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 3549 3134 3.44      
2 A 3498 3089 0.52      
3 A 3454 3050 4.77      
4 A 3354 2962 1.42      
5 A 3296 2911 8.83      
6 A 1669 1474 8.17      
7 A 1655 1461 5.34      
8 A 1625 1435 4.93      
9 A 1578 1393 18.25      
10 A 1347 1189 58.43      
11 A 1316 1162 3.31      
12 A 1188 1049 1.06      
13 A 1176 1038 2.92      
14 A 1041 920 1.68      
15 A 785 693 20.40      
16 A 474 419 2.27      
17 A 342 302 6.34      
18 A 174 154 1.15      

Unscaled Zero Point Vibrational Energy (zpe) 15759.3 cm-1
Scaled (by 0.8831) Zero Point Vibrational Energy (zpe) 13917.0 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 HSEh1PBE/STO-3G
ABC
1.40388 0.35200 0.29998

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/STO-3G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.097 -0.594 -0.046
C2 -1.142 0.185 0.014
C3 1.203 0.256 0.096
H4 -1.969 -0.515 -0.195
H5 -1.296 0.633 1.015
H6 -1.154 0.995 -0.740
H7 2.147 -0.283 -0.058
H8 1.129 1.275 -0.315

Atom - Atom Distances (Å)
  O1 C2 C3 H4 H5 H6 H7 H8
O11.46501.40292.07312.13772.13852.07392.1524
C21.46502.34821.10351.10711.10743.32352.5411
C31.40292.34823.27812.68942.60791.09801.1010
H42.07311.10353.27811.79881.80104.12543.5806
H52.13771.10712.68941.79881.79823.72082.8398
H62.13851.10742.60791.80101.79823.60522.3390
H72.07393.32351.09804.12543.72083.60521.8791
H82.15242.54111.10103.58062.83982.33901.8791

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 106.784 O1 C2 H5 111.671
O1 C2 H6 111.721 O1 C3 H7 111.473
O1 C3 H8 118.055 C2 O1 C3 109.912
H4 C2 H5 108.913 H4 C2 H6 109.097
H5 C2 H6 108.586 H7 C3 H8 117.413
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.156      
2 C -0.134      
3 C -0.103      
4 H 0.095      
5 H 0.090      
6 H 0.085      
7 H 0.067      
8 H 0.057      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.860 0.903 -0.318 1.287
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.261 -0.242 -0.550
y -0.242 -18.092 -0.294
z -0.550 -0.294 -18.053
Traceless
 xyz
x 1.811 -0.242 -0.550
y -0.242 -0.935 -0.294
z -0.550 -0.294 -0.876
Polar
3z2-r2-1.753
x2-y21.830
xy-0.242
xz-0.550
yz-0.294


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.125 0.145 0.078
y 0.145 1.795 -0.033
z 0.078 -0.033 1.183


<r2> (average value of r2) Å2
<r2> 48.857
(<r2>)1/2 6.990