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All results from a given calculation for H2OCH3OCH3 (water dimethylether dimer)

using model chemistry: B97D3/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B97D3/6-311+G(3df,2p)
 hartrees
Energy at 0K-231.425395
Energy at 298.15K-231.433236
HF Energy-231.425395
Nuclear repulsion energy134.253971
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 B97D3/6-311+G(3df,2p)
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 3823 3773 71.84      
2 A 3558 3511 482.46      
3 A 3072 3032 20.19      
4 A 3071 3031 22.69      
5 A 2983 2944 0.04      
6 A 2978 2939 111.41      
7 A 2933 2894 72.40      
8 A 2923 2885 54.11      
9 A 1639 1617 35.18      
10 A 1483 1463 4.35      
11 A 1466 1447 10.91      
12 A 1463 1444 15.38      
13 A 1457 1438 0.55      
14 A 1454 1435 0.14      
15 A 1432 1413 1.44      
16 A 1243 1227 5.93      
17 A 1172 1157 5.09      
18 A 1151 1136 50.52      
19 A 1140 1125 0.20      
20 A 1077 1063 87.40      
21 A 897 886 47.49      
22 A 650 642 49.22      
23 A 407 402 13.51      
24 A 359 354 77.24      
25 A 248 245 20.68      
26 A 200 198 0.07      
27 A 162 160 4.20      
28 A 91 90 90.59      
29 A 60 59 11.85      
30 A 49 48 15.87      

Unscaled Zero Point Vibrational Energy (zpe) 22318.1 cm-1
Scaled (by 0.987) Zero Point Vibrational Energy (zpe) 22028.0 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 B97D3/6-311+G(3df,2p)
ABC
0.30410 0.11670 0.09116

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-311+G(3df,2p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 1.408 0.000 -0.131
O2 2.336 0.000 0.170
O3 -0.465 0.000 -0.444
C4 -1.023 1.182 0.119
C5 -1.022 -1.183 0.119
H6 2.856 0.000 -0.641
H7 -0.846 1.225 1.204
H8 -0.530 2.030 -0.361
H9 -2.105 1.232 -0.071
H10 -0.529 -2.030 -0.360
H11 -0.846 -1.226 1.204
H12 -2.105 -1.232 -0.071

Atom - Atom Distances (Å)
  H1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11 H12
H10.97561.89882.71452.71441.53482.89212.81603.72322.81572.89213.7231
O20.97562.86733.56123.56090.96303.56333.55214.61513.55143.56324.6148
O31.89882.86731.42351.42363.32612.08882.03322.08502.03322.08892.0850
C42.71453.56121.42352.36484.12511.10001.09171.09993.28552.64682.6526
C52.71443.56091.42362.36484.12492.64703.28562.65261.09171.10001.0999
H61.53480.96303.32614.12514.12494.31373.95765.14303.95694.31355.1427
H72.89213.56332.08881.10002.64704.31371.78731.79143.62592.45103.0412
H82.81603.55212.03321.09173.28563.95761.78731.78984.06083.62593.6343
H93.72324.61512.08501.09992.65265.14301.79141.78983.63433.04092.4638
H102.81573.55142.03323.28551.09173.95693.62594.06083.63431.78731.7898
H112.89213.56322.08892.64681.10004.31352.45103.62593.04091.78731.7914
H123.72314.61482.08502.65261.09995.14273.04123.63432.46381.78981.7914

picture of water dimethylether dimer state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 O2 H6 105.007 H1 O3 C4 106.414
H1 O3 C5 130.154 O2 H1 O3 164.075
O3 C4 H7 111.961 O3 C4 H8 107.877
O3 C4 H9 111.091 O3 C5 H10 106.989
O3 C5 H11 111.448 O3 C5 H12 111.727
C4 O3 C5 114.743 H7 C4 H8 108.667
H7 C4 H9 108.429 H8 C4 H9 108.742
H10 C5 H11 109.247 H10 C5 H12 109.117
H11 C5 H12 108.267
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.410      
2 O -0.612      
3 O -0.589      
4 C -0.042      
5 C -0.042      
6 H 0.210      
7 H 0.116      
8 H 0.112      
9 H 0.105      
10 H 0.112      
11 H 0.116      
12 H 0.105      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.282 -0.000 -0.782 2.412
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.876 -0.000 -5.097
y -0.000 -24.769 -0.000
z -5.097 -0.000 -27.168
Traceless
 xyz
x -1.908 -0.000 -5.097
y -0.000 2.753 -0.000
z -5.097 -0.000 -0.845
Polar
3z2-r2-1.691
x2-y2-3.107
xy-0.000
xz-5.097
yz-0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.849 -0.000 -0.130
y -0.000 6.971 0.000
z -0.130 0.000 5.728


<r2> (average value of r2) Å2
<r2> 132.176
(<r2>)1/2 11.497