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

using model chemistry: B3LYP/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 B3LYP/6-311G*
 hartrees
Energy at 0K-154.401810
Energy at 298.15K-154.406786
HF Energy-154.401810
Nuclear repulsion energy77.299100
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/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 3242 3132 24.55      
2 A 3139 3033 26.52      
3 A 3089 2985 30.16      
4 A 3060 2957 63.30      
5 A 3003 2902 59.22      
6 A 1519 1468 15.87      
7 A 1510 1459 4.10      
8 A 1504 1453 6.36      
9 A 1469 1419 2.93      
10 A 1290 1247 124.29      
11 A 1261 1218 38.75      
12 A 1180 1140 1.70      
13 A 1148 1109 8.58      
14 A 965 932 35.23      
15 A 641 620 45.95      
16 A 433 418 3.80      
17 A 303 293 8.32      
18 A 178 172 2.01      

Unscaled Zero Point Vibrational Energy (zpe) 14466.4 cm-1
Scaled (by 0.9663) Zero Point Vibrational Energy (zpe) 13978.9 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 B3LYP/6-311G*
ABC
1.58388 0.35532 0.30891

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-311G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.091 -0.540 -0.043
C2 -1.139 0.168 0.015
C3 1.203 0.228 0.077
H4 -1.932 -0.564 -0.129
H5 -1.262 0.657 0.986
H6 -1.192 0.923 -0.779
H7 2.120 -0.336 -0.033
H8 1.147 1.264 -0.251

Atom - Atom Distances (Å)
  O1 C2 C3 H4 H5 H6 H7 H8
O11.42001.35592.02512.07902.08052.03892.1001
C21.42002.34311.08891.09511.09683.29772.5489
C31.35592.34313.23972.66192.63691.08221.0883
H42.02511.08893.23971.78481.78364.05933.5829
H52.07901.09512.66191.78481.78673.66912.7753
H62.08051.09682.63691.78361.78673.62122.4224
H72.03893.29771.08224.05933.66913.62121.8853
H82.10012.54891.08833.58292.77532.42241.8853

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 106.899 O1 C2 H5 110.843
O1 C2 H6 110.862 O1 C3 H7 113.013
O1 C3 H8 118.043 C2 O1 C3 115.130
H4 C2 H5 109.618 H4 C2 H6 109.381
H5 C2 H6 109.201 H7 C3 H8 120.583
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.260      
2 C -0.426      
3 C -0.316      
4 H 0.218      
5 H 0.205      
6 H 0.200      
7 H 0.202      
8 H 0.178      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.893 0.998 -0.342 1.382
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.833 -0.182 -0.561
y -0.182 -19.800 -0.384
z -0.561 -0.384 -20.594
Traceless
 xyz
x 3.365 -0.182 -0.561
y -0.182 -1.086 -0.384
z -0.561 -0.384 -2.278
Polar
3z2-r2-4.556
x2-y22.967
xy-0.182
xz-0.561
yz-0.384


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.079 0.096 -0.019
y 0.096 3.703 -0.092
z -0.019 -0.092 3.238


<r2> (average value of r2) Å2
<r2> 48.831
(<r2>)1/2 6.988