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

using model chemistry: HF/daug-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 HF/daug-cc-pVTZ
 hartrees
Energy at 0K-153.502804
Energy at 298.15K-153.507880
HF Energy-153.502804
Nuclear repulsion energy78.119311
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/daug-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 3376 3054 20.07      
2 A 3263 2952 34.45      
3 A 3237 2928 31.39      
4 A 3201 2895 58.28      
5 A 3148 2847 58.53      
6 A 1626 1471 9.31      
7 A 1623 1468 7.08      
8 A 1615 1461 6.06      
9 A 1580 1429 7.93      
10 A 1387 1255 173.89      
11 A 1364 1234 94.72      
12 A 1282 1159 4.17      
13 A 1224 1108 18.87      
14 A 1051 951 35.20      
15 A 763 690 28.03      
16 A 453 410 3.89      
17 A 281 254 9.15      
18 A 177 160 1.83      

Unscaled Zero Point Vibrational Energy (zpe) 15325.1 cm-1
Scaled (by 0.9046) Zero Point Vibrational Energy (zpe) 13863.1 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/daug-cc-pVTZ
ABC
1.64404 0.36025 0.31483

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.086 -0.526 -0.052
C2 -1.128 0.164 0.019
C3 1.195 0.220 0.079
H4 -1.917 -0.553 -0.148
H5 -1.259 0.621 0.994
H6 -1.181 0.935 -0.744
H7 2.105 -0.341 0.003
H8 1.162 1.236 -0.276

Atom - Atom Distances (Å)
  O1 C2 C3 H4 H5 H6 H7 H8
O11.39781.34372.00482.05312.05372.02882.0773
C21.39782.32481.07901.08441.08563.27232.5458
C31.34372.32483.21472.65002.61431.07141.0769
H42.00481.07903.21471.76441.76364.03033.5634
H52.05311.08442.65001.76441.76763.63652.8028
H62.05371.08562.61431.76361.76763.60332.4082
H72.02883.27231.07144.03033.63653.60331.8586
H82.07732.54581.07693.56342.80282.40821.8586

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 107.380 O1 C2 H5 110.985
O1 C2 H6 110.952 O1 C3 H7 113.811
O1 C3 H8 117.810 C2 O1 C3 115.977
H4 C2 H5 109.280 H4 C2 H6 109.118
H5 C2 H6 109.083 H7 C3 H8 119.802
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -1.003      
2 C -1.284      
3 C -1.677      
4 H 0.665      
5 H 0.732      
6 H 0.651      
7 H 0.979      
8 H 0.938      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.643 1.108 -0.267 1.308
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.798 -0.135 -0.496
y -0.135 -19.917 -0.479
z -0.496 -0.479 -20.371
Traceless
 xyz
x 3.346 -0.135 -0.496
y -0.135 -1.332 -0.479
z -0.496 -0.479 -2.014
Polar
3z2-r2-4.028
x2-y23.119
xy-0.135
xz-0.496
yz-0.479


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.237 0.042 0.013
y 0.042 4.163 -0.017
z 0.013 -0.017 4.054


<r2> (average value of r2) Å2
<r2> 48.162
(<r2>)1/2 6.940