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

using model chemistry: B3LYP/SDD

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at B3LYP/SDD
 hartrees
Energy at 0K-154.345293
Energy at 298.15K-154.349880
HF Energy-154.345293
Nuclear repulsion energy75.725763
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 B3LYP/SDD
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 3328 3199 17.09      
2 A 3183 3060 26.68      
3 A 3150 3029 27.06      
4 A 3112 2992 62.60      
5 A 3026 2909 61.19      
6 A 1513 1454 16.20      
7 A 1506 1447 13.28      
8 A 1491 1434 2.66      
9 A 1456 1399 0.71      
10 A 1250 1201 119.53      
11 A 1221 1174 19.75      
12 A 1144 1100 0.17      
13 A 1108 1065 9.85      
14 A 901 866 24.79      
15 A 407 392 42.60      
16 A 397 381 77.68      
17 A 250 240 5.17      
18 A 130 125 7.51      

Unscaled Zero Point Vibrational Energy (zpe) 14286.4 cm-1
Scaled (by 0.9613) Zero Point Vibrational Energy (zpe) 13733.6 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 B3LYP/SDD
ABC
1.56128 0.33560 0.29242

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/SDD

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.092 -0.545 -0.032
C2 -1.177 0.173 0.012
C3 1.244 0.227 0.045
H4 -1.957 -0.580 -0.121
H5 -1.302 0.675 0.981
H6 -1.233 0.914 -0.798
H7 2.161 -0.347 0.011
H8 1.194 1.295 -0.163

Atom - Atom Distances (Å)
  O1 C2 C3 H4 H5 H6 H7 H8
O11.45881.38912.05122.11122.11532.07862.1492
C21.45882.42171.09211.09841.10003.37802.6293
C31.38912.42173.30522.74882.70561.08241.0890
H42.05121.09213.30521.79411.79324.12643.6671
H52.11121.09842.74881.79411.79693.73802.8150
H62.11531.10002.70561.79321.79693.71042.5381
H72.07863.37801.08244.12643.73803.71041.9133
H82.14922.62931.08903.66712.81502.53811.9133

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 106.156 O1 C2 H5 110.507
O1 C2 H6 110.743 O1 C3 H7 113.924
O1 C3 H8 119.801 C2 O1 C3 116.478
H4 C2 H5 109.968 H4 C2 H6 109.772
H5 C2 H6 109.643 H7 C3 H8 123.556
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.259      
2 C -0.437      
3 C -0.333      
4 H 0.228      
5 H 0.211      
6 H 0.199      
7 H 0.210      
8 H 0.182      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.083 1.565 -0.247 1.919
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.936 -0.157 -0.419
y -0.157 -19.643 -0.356
z -0.419 -0.356 -20.551
Traceless
 xyz
x 4.161 -0.157 -0.419
y -0.157 -1.399 -0.356
z -0.419 -0.356 -2.762
Polar
3z2-r2-5.524
x2-y23.707
xy-0.157
xz-0.419
yz-0.356


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.728 0.224 0.058
y 0.224 3.270 -0.037
z 0.058 -0.037 2.631


<r2> (average value of r2) Å2
<r2> 50.445
(<r2>)1/2 7.102