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

using model chemistry: BLYP/cc-pVTZ

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/cc-pVTZ
 hartrees
Energy at 0K-154.366241
Energy at 298.15K-154.371064
HF Energy-154.366241
Nuclear repulsion energy76.626501
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/cc-pVTZ
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 3179 3169 15.56      
2 A 3053 3044 19.90      
3 A 3032 3023 22.17      
4 A 2974 2965 53.33      
5 A 2925 2916 57.98      
6 A 1465 1460 11.58      
7 A 1452 1448 3.31      
8 A 1448 1443 5.47      
9 A 1417 1413 2.40      
10 A 1229 1225 62.51      
11 A 1201 1197 67.69      
12 A 1131 1127 1.82      
13 A 1100 1097 7.06      
14 A 901 898 33.41      
15 A 528 527 48.78      
16 A 418 417 3.74      
17 A 289 288 4.08      
18 A 163 162 1.76      

Unscaled Zero Point Vibrational Energy (zpe) 13951.7 cm-1
Scaled (by 0.997) Zero Point Vibrational Energy (zpe) 13909.9 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/cc-pVTZ
ABC
1.55551 0.34894 0.30268

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.094 -0.548 -0.034
C2 -1.152 0.171 0.011
C3 1.215 0.230 0.066
H4 -1.946 -0.570 -0.110
H5 -1.267 0.687 0.975
H6 -1.205 0.907 -0.805
H7 2.139 -0.328 -0.042
H8 1.147 1.283 -0.207

Atom - Atom Distances (Å)
  O1 C2 C3 H4 H5 H6 H7 H8
O11.43911.36792.04222.09672.09782.05672.1190
C21.43912.36801.09311.09951.10073.32872.5626
C31.36792.36803.26572.68282.65961.08471.0899
H42.04221.09313.26571.79391.79304.09323.6070
H52.09671.09952.68281.79391.79493.69682.7528
H62.09781.10072.65961.79301.79493.64572.4557
H72.05673.32871.08474.09323.69683.64571.8993
H82.11902.56261.08993.60702.75282.45571.8993

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 106.710 O1 C2 H5 110.654
O1 C2 H6 110.671 O1 C3 H7 113.477
O1 C3 H8 118.692 C2 O1 C3 115.027
H4 C2 H5 109.801 H4 C2 H6 109.629
H5 C2 H6 109.340 H7 C3 H8 121.715
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.192      
2 C -0.067      
3 C -0.136      
4 H 0.101      
5 H 0.071      
6 H 0.069      
7 H 0.096      
8 H 0.058      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.952 0.870 -0.297 1.323
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.294 -0.168 -0.473
y -0.168 -19.982 -0.296
z -0.473 -0.296 -20.847
Traceless
 xyz
x 3.121 -0.168 -0.473
y -0.168 -0.912 -0.296
z -0.473 -0.296 -2.209
Polar
3z2-r2-4.419
x2-y22.688
xy-0.168
xz-0.473
yz-0.296


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.918 0.038 -0.034
y 0.038 4.279 -0.063
z -0.034 -0.063 3.893


<r2> (average value of r2) Å2
<r2> 49.683
(<r2>)1/2 7.049