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All results from a given calculation for CH3OCH3 (Dimethyl ether)

using model chemistry: M06-2X/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at M06-2X/6-311G**
 hartrees
Energy at 0K-154.990698
Energy at 298.15K-154.997419
HF Energy-154.990698
Nuclear repulsion energy84.241698
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 M06-2X/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 A1 3154 3154 20.79 97.33 0.33 0.49
2 A1 3009 3009 51.92 243.42 0.03 0.06
3 A1 1529 1529 3.24 12.15 0.75 0.86
4 A1 1503 1503 0.36 9.20 0.74 0.85
5 A1 1283 1283 6.74 2.12 0.51 0.67
6 A1 989 989 38.73 8.70 0.49 0.66
7 A1 429 429 2.68 0.49 0.02 0.04
8 A2 3055 3055 0.00 13.05 0.75 0.86
9 A2 1492 1492 0.00 25.83 0.75 0.86
10 A2 1174 1174 0.00 4.58 0.75 0.86
11 A2 208 208 0.00 0.31 0.75 0.86
12 B1 3051 3051 125.55 100.35 0.75 0.86
13 B1 1502 1502 16.59 0.00 0.75 0.86
14 B1 1206 1206 7.19 1.66 0.75 0.86
15 B1 265 265 6.62 0.03 0.75 0.86
16 B2 3152 3152 27.00 71.43 0.75 0.86
17 B2 2999 2999 44.34 0.93 0.75 0.86
18 B2 1508 1508 16.01 2.81 0.75 0.86
19 B2 1470 1470 2.15 5.68 0.75 0.86
20 B2 1244 1244 122.41 0.70 0.75 0.86
21 B2 1143 1143 16.73 2.97 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17682.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 17682.5 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 M06-2X/6-311G**
ABC
1.30814 0.33915 0.30002

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-311G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 0.592
C2 0.000 1.162 -0.196
C3 0.000 -1.162 -0.196
H4 0.000 2.017 0.478
H5 0.000 -2.017 0.478
H6 0.891 1.210 -0.836
H7 -0.891 1.210 -0.836
H8 -0.891 -1.210 -0.836
H9 0.891 -1.210 -0.836

Atom - Atom Distances (Å)
  O1 C2 C3 H4 H5 H6 H7 H8 H9
O11.40371.40372.02042.02042.07352.07352.07352.0735
C21.40372.32361.08913.24971.09851.09852.61382.6138
C31.40372.32363.24971.08912.61382.61381.09851.0985
H42.02041.08913.24974.03441.78131.78133.59723.5972
H52.02043.24971.08914.03443.59723.59721.78131.7813
H62.07351.09852.61381.78133.59721.78243.00632.4210
H72.07351.09852.61381.78133.59721.78242.42103.0063
H82.07352.61381.09853.59721.78133.00632.42101.7824
H92.07352.61381.09853.59721.78132.42103.00631.7824

picture of Dimethyl ether state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C2 H4 107.616 O1 C2 H6 111.338
O1 C2 H7 111.338 O1 C3 H5 107.616
O1 C3 H8 111.338 O1 C3 H9 111.338
C2 O1 C3 111.718 H4 C2 H6 109.030
H4 C2 H7 109.030 H5 C3 H8 109.030
H5 C3 H9 109.030 H6 C2 H7 108.441
H8 C3 H9 108.441
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.368      
2 C -0.182      
3 C -0.182      
4 H 0.138      
5 H 0.138      
6 H 0.114      
7 H 0.114      
8 H 0.114      
9 H 0.114      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -1.379 1.379
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.215 0.000 0.000
y 0.000 -17.126 0.000
z 0.000 0.000 -21.255
Traceless
 xyz
x -1.024 0.000 0.000
y 0.000 3.609 0.000
z 0.000 0.000 -2.585
Polar
3z2-r2-5.170
x2-y2-3.089
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.844 0.000 0.000
y 0.000 4.779 0.000
z 0.000 0.000 3.781


<r2> (average value of r2) Å2
<r2> 52.092
(<r2>)1/2 7.217