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

using model chemistry: HSEh1PBE/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 HSEh1PBE/cc-pVTZ
 hartrees
Energy at 0K-154.253365
Energy at 298.15K-154.258267
HF Energy-154.253365
Nuclear repulsion energy77.745826
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/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 3277 3149 11.92      
2 A 3149 3027 17.98      
3 A 3127 3005 20.54      
4 A 3077 2957 45.36      
5 A 3015 2898 52.78      
6 A 1503 1444 17.58      
7 A 1494 1436 4.36      
8 A 1483 1426 8.39      
9 A 1454 1397 1.41      
10 A 1313 1262 151.68      
11 A 1258 1209 19.36      
12 A 1174 1128 1.77      
13 A 1140 1095 4.93      
14 A 993 954 31.84      
15 A 548 527 48.80      
16 A 431 414 3.78      
17 A 292 280 4.64      
18 A 166 159 1.85      

Unscaled Zero Point Vibrational Energy (zpe) 14446.2 cm-1
Scaled (by 0.9611) Zero Point Vibrational Energy (zpe) 13884.3 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 HSEh1PBE/cc-pVTZ
ABC
1.58901 0.36150 0.31315

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.090 -0.542 -0.036
C2 -1.127 0.167 0.012
C3 1.193 0.225 0.064
H4 -1.929 -0.557 -0.117
H5 -1.246 0.674 0.975
H6 -1.178 0.910 -0.791
H7 2.119 -0.321 -0.027
H8 1.122 1.273 -0.207

Atom - Atom Distances (Å)
  O1 C2 C3 H4 H5 H6 H7 H8
O11.40951.34672.02062.06992.07042.04102.0948
C21.40952.32111.08801.09411.09543.28312.5159
C31.34672.32113.22302.64182.61161.07961.0849
H42.02061.08803.22301.78131.78044.05583.5588
H52.06991.09412.64181.78131.78303.64972.7137
H62.07041.09542.61161.78041.78303.60172.4006
H72.04103.28311.07964.05583.64973.60171.8894
H82.09482.51591.08493.55882.71372.40061.8894

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 107.306 O1 C2 H5 110.909
O1 C2 H6 110.868 O1 C3 H7 114.083
O1 C3 H8 118.574 C2 O1 C3 114.714
H4 C2 H5 109.431 H4 C2 H6 109.256
H5 C2 H6 109.036 H7 C3 H8 121.603
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.182      
2 C -0.088      
3 C -0.158      
4 H 0.106      
5 H 0.075      
6 H 0.070      
7 H 0.109      
8 H 0.070      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.842 0.925 -0.277 1.281
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.878 -0.146 -0.439
y -0.146 -19.641 -0.319
z -0.439 -0.319 -20.497
Traceless
 xyz
x 3.191 -0.146 -0.439
y -0.146 -0.953 -0.319
z -0.439 -0.319 -2.237
Polar
3z2-r2-4.475
x2-y22.763
xy-0.146
xz-0.439
yz-0.319


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.471 0.050 -0.016
y 0.050 4.070 -0.057
z -0.016 -0.057 3.724


<r2> (average value of r2) Å2
<r2> 48.309
(<r2>)1/2 6.950