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

using model chemistry: HF/LANL2DZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at HF/LANL2DZ
 hartrees
Energy at 0K-153.398812
Energy at 298.15K-153.403745
HF Energy-153.398812
Nuclear repulsion energy76.488763
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 HF/LANL2DZ
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 3463 3117 29.86      
2 A 3356 3020 42.41      
3 A 3296 2966 46.65      
4 A 3288 2959 84.57      
5 A 3207 2886 69.17      
6 A 1652 1487 11.70      
7 A 1646 1481 9.89      
8 A 1621 1459 1.30      
9 A 1574 1417 8.08      
10 A 1351 1216 111.83      
11 A 1328 1195 122.07      
12 A 1266 1139 3.16      
13 A 1195 1075 24.82      
14 A 987 888 34.97      
15 A 686 618 40.41      
16 A 420 378 7.43      
17 A 256 230 15.99      
18 A 164 148 3.40      

Unscaled Zero Point Vibrational Energy (zpe) 15377.4 cm-1
Scaled (by 0.8999) Zero Point Vibrational Energy (zpe) 13838.1 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 HF/LANL2DZ
ABC
1.64490 0.33695 0.29708

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/LANL2DZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.084 -0.521 -0.058
C2 -1.172 0.167 0.023
C3 1.243 0.220 0.073
H4 -1.936 -0.567 -0.168
H5 -1.310 0.593 1.009
H6 -1.228 0.953 -0.724
H7 2.135 -0.372 0.052
H8 1.239 1.238 -0.280

Atom - Atom Distances (Å)
  O1 C2 C3 H4 H5 H6 H7 H8
O11.43451.38132.02402.08002.08262.05892.1159
C21.43452.41551.07741.08341.08533.35032.6549
C31.38132.41553.28382.74492.69731.07081.0778
H42.02401.07743.28381.76781.76684.08163.6541
H52.08001.08342.74491.76781.77193.70372.9286
H62.08261.08532.69731.76681.77193.69662.5222
H72.05893.35031.07084.08163.70373.69661.8726
H82.11592.65491.07783.65412.92862.52221.8726

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 106.505 O1 C2 H5 110.625
O1 C2 H6 110.717 O1 C3 H7 113.599
O1 C3 H8 118.198 C2 O1 C3 118.134
H4 C2 H5 109.800 H4 C2 H6 109.567
H5 C2 H6 109.578 H7 C3 H8 121.270
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/LANL2DZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.468      
2 C -0.288      
3 C -0.138      
4 H 0.205      
5 H 0.185      
6 H 0.171      
7 H 0.180      
8 H 0.152      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.686 1.793 -0.169 1.927
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.701 -0.061 -0.430
y -0.061 -20.266 -0.557
z -0.430 -0.557 -20.452
Traceless
 xyz
x 4.657 -0.061 -0.430
y -0.061 -2.189 -0.557
z -0.430 -0.557 -2.469
Polar
3z2-r2-4.937
x2-y24.564
xy-0.061
xz-0.430
yz-0.557


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.079 0.105 0.054
y 0.105 3.090 -0.096
z 0.054 -0.096 2.479


<r2> (average value of r2) Å2
<r2> 49.968
(<r2>)1/2 7.069