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

using model chemistry: B3LYP/aug-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 B3LYP/aug-cc-pVTZ
 hartrees
Energy at 0K-154.430967
Energy at 298.15K-154.435812
HF Energy-154.430967
Nuclear repulsion energy77.369303
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/aug-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 3263 3157 9.14      
2 A 3130 3028 16.94      
3 A 3117 3016 20.10      
4 A 3059 2960 43.49      
5 A 3004 2907 54.62      
6 A 1503 1454 16.54      
7 A 1494 1445 4.94      
8 A 1489 1441 6.43      
9 A 1457 1410 1.90      
10 A 1283 1242 145.34      
11 A 1247 1207 36.48      
12 A 1169 1131 2.10      
13 A 1134 1097 7.58      
14 A 954 923 34.82      
15 A 512 496 54.59      
16 A 429 415 4.30      
17 A 290 280 3.48      
18 A 155 150 2.29      

Unscaled Zero Point Vibrational Energy (zpe) 14344.7 cm-1
Scaled (by 0.9675) Zero Point Vibrational Energy (zpe) 13878.5 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/aug-cc-pVTZ
ABC
1.59514 0.35522 0.30852

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/aug-cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.092 -0.540 -0.033
C2 -1.141 0.168 0.011
C3 1.204 0.225 0.059
H4 -1.932 -0.565 -0.122
H5 -1.261 0.669 0.975
H6 -1.189 0.909 -0.792
H7 2.127 -0.326 -0.027
H8 1.137 1.276 -0.192

Atom - Atom Distances (Å)
  O1 C2 C3 H4 H5 H6 H7 H8
O11.42211.35212.02622.07562.07712.04542.1003
C21.42212.34571.08661.09261.09363.30442.5407
C31.35212.34573.23862.66682.63021.07781.0828
H42.02621.08663.23861.78181.78104.06653.5790
H52.07561.09262.66681.78181.78413.67002.7349
H62.07711.09362.63021.78101.78413.61972.4297
H72.04543.30441.07784.06653.67003.61971.8899
H82.10032.54071.08283.57902.73492.42971.8899

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 106.971 O1 C2 H5 110.569
O1 C2 H6 110.632 O1 C3 H7 114.182
O1 C3 H8 118.799 C2 O1 C3 115.434
H4 C2 H5 109.696 H4 C2 H6 109.553
H5 C2 H6 109.386 H7 C3 H8 122.024
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.318      
2 C -0.474      
3 C -0.713      
4 H 0.272      
5 H 0.245      
6 H 0.255      
7 H 0.392      
8 H 0.342      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.966 0.927 -0.288 1.369
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.370 -0.221 -0.466
y -0.221 -20.090 -0.348
z -0.466 -0.348 -20.936
Traceless
 xyz
x 3.143 -0.221 -0.466
y -0.221 -0.937 -0.348
z -0.466 -0.348 -2.206
Polar
3z2-r2-4.412
x2-y22.719
xy-0.221
xz-0.466
yz-0.348


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.206 0.066 0.003
y 0.066 4.690 0.005
z 0.003 0.005 4.836


<r2> (average value of r2) Å2
<r2> 49.065
(<r2>)1/2 7.005