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

using model chemistry: B1B95/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at B1B95/6-311G**
 hartrees
Energy at 0K-154.325754
Energy at 298.15K-154.330717
HF Energy-154.325754
Nuclear repulsion energy77.782009
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 B1B95/6-311G**
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 3277 3146 16.93      
2 A 3167 3041 20.77      
3 A 3120 2995 23.82      
4 A 3090 2967 52.83      
5 A 3025 2904 53.60      
6 A 1507 1447 18.56      
7 A 1499 1439 3.68      
8 A 1489 1429 8.61      
9 A 1458 1400 2.54      
10 A 1321 1268 148.67      
11 A 1260 1210 19.42      
12 A 1175 1128 1.59      
13 A 1144 1098 5.54      
14 A 996 956 33.30      
15 A 603 579 47.87      
16 A 425 408 3.47      
17 A 308 295 6.69      
18 A 174 167 1.91      

Unscaled Zero Point Vibrational Energy (zpe) 14518.2 cm-1
Scaled (by 0.9601) Zero Point Vibrational Energy (zpe) 13938.9 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 B1B95/6-311G**
ABC
1.58843 0.36187 0.31369

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-311G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.091 -0.541 -0.039
C2 -1.127 0.167 0.013
C3 1.192 0.227 0.071
H4 -1.925 -0.556 -0.130
H5 -1.249 0.659 0.982
H6 -1.174 0.920 -0.780
H7 2.113 -0.325 -0.034
H8 1.122 1.267 -0.231

Atom - Atom Distances (Å)
  O1 C2 C3 H4 H5 H6 H7 H8
O11.40951.34672.01792.06812.06922.03412.0901
C21.40952.32011.08671.09301.09473.27772.5155
C31.34672.32013.22002.64072.60771.07921.0854
H42.01791.08673.22001.78031.77954.04613.5524
H52.06811.09302.64071.78031.78233.64762.7320
H62.06921.09472.60771.77951.78233.59312.3858
H72.03413.27771.07924.04613.64763.59311.8854
H82.09012.51551.08543.55242.73202.38581.8854

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 107.172 O1 C2 H5 110.835
O1 C2 H6 110.819 O1 C3 H7 113.497
O1 C3 H8 118.092 C2 O1 C3 114.639
H4 C2 H5 109.530 H4 C2 H6 109.329
H5 C2 H6 109.121 H7 C3 H8 121.153
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.271      
2 C -0.161      
3 C -0.156      
4 H 0.132      
5 H 0.122      
6 H 0.117      
7 H 0.119      
8 H 0.098      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.903 1.005 -0.316 1.388
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.639 -0.169 -0.512
y -0.169 -19.589 -0.351
z -0.512 -0.351 -20.341
Traceless
 xyz
x 3.325 -0.169 -0.512
y -0.169 -1.099 -0.351
z -0.512 -0.351 -2.226
Polar
3z2-r2-4.453
x2-y22.949
xy-0.169
xz-0.512
yz-0.351


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.081 0.090 -0.016
y 0.090 3.716 -0.079
z -0.016 -0.079 3.288


<r2> (average value of r2) Å2
<r2> 48.157
(<r2>)1/2 6.940