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

using model chemistry: B3LYPultrafine_cp_opt/6-311+G(3df,2pd)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3LYPultrafine_cp_opt/6-311+G(3df,2pd)
 hartrees
Energy at 0K-231.561548
Energy at 298.15K-231.569335
Nuclear repulsion energy83.718046
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 B3LYPultrafine_cp_opt/6-311+G(3df,2pd)
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 3896 3779 87.56      
2 A 3673 3563 458.55      
3 A 3122 3029 15.29      
4 A 3121 3028 18.68      
5 A 3038 2947 0.01      
6 A 3033 2942 95.93      
7 A 2990 2901 65.16      
8 A 2982 2892 46.51      
9 A 1646 1597 43.70      
10 A 1514 1469 3.66      
11 A 1499 1454 12.38      
12 A 1495 1450 15.39      
13 A 1491 1446 0.80      
14 A 1486 1442 0.08      
15 A 1464 1420 1.04      
16 A 1273 1235 6.77      
17 A 1196 1160 5.99      
18 A 1189 1154 77.05      
19 A 1164 1129 0.02      
20 A 1112 1079 66.37      
21 A 929 901 52.63      
22 A 624 606 58.14      
23 A 415 402 7.46      
24 A 335 325 88.15      
25 A 241 234 14.59      
26 A 200 194 0.00      
27 A 147 143 2.73      
28 A 116 113 109.26      
29 A 43 42 7.54      
30 A 38 37 7.76      

Unscaled Zero Point Vibrational Energy (zpe) 22736.2 cm-1
Scaled (by 0.97) Zero Point Vibrational Energy (zpe) 22054.1 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 B3LYPultrafine_cp_opt/6-311+G(3df,2pd)
ABC
0.31599 0.10857 0.08528

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine_cp_opt/6-311+G(3df,2pd)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -1.497 0.000 -0.051
O2 -2.446 0.000 0.153
O3 0.404 0.000 -0.291
C4 1.094 -1.181 0.073
C5 1.094 1.181 0.073
H6 -2.890 -0.000 -0.698
H7 1.253 -1.228 1.155
H8 0.480 -2.024 -0.234
H9 2.064 -1.238 -0.431
H10 0.480 2.024 -0.234
H11 1.253 1.228 1.155
H12 2.064 1.238 -0.431

Atom - Atom Distances (Å)
  H1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11 H12
H10.97021.91612.85052.85051.53543.24452.83543.78972.83543.24453.7897
O20.97022.88393.73253.73250.95974.02413.57864.71323.57864.02414.7132
O31.91612.88391.41581.41583.31842.07892.02642.07592.02642.07892.0759
C42.85053.73251.41582.36274.22591.09491.08721.09493.27832.64642.6550
C52.85053.73251.41582.36274.22592.64643.27832.65501.08721.09491.0949
H61.53540.95973.31844.22594.22594.70143.95795.11323.95794.70145.1132
H73.24454.02412.07891.09492.64644.70141.77811.78193.62052.45683.0428
H82.83543.57862.02641.08723.27833.95791.77811.77974.04833.62053.6320
H93.78974.71322.07591.09492.65505.11321.78191.77973.63203.04282.4760
H102.83543.57862.02643.27831.08723.95793.62054.04833.63201.77811.7797
H113.24454.02412.07892.64641.09494.70142.45683.62053.04281.77811.7819
H123.78974.71322.07592.65501.09495.11323.04283.63202.47601.77971.7819

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 105.419 H1 O3 C4 116.835
H1 O3 C5 116.835 O2 H1 O3 175.072
O3 C4 H7 111.147 O3 C4 H8 107.386
O3 C4 H9 110.906 O3 C5 H10 107.386
O3 C5 H11 111.147 O3 C5 H12 110.906
C4 O3 C5 113.109 H7 C4 H8 109.148
H7 C4 H9 108.921 H8 C4 H9 109.293
H10 C5 H11 109.148 H10 C5 H12 109.293
H11 C5 H12 108.921
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine_cp_opt/6-311+G(3df,2pd) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.000      
2 O 0.000      
3 O -0.600      
4 C 0.166      
5 C 0.166      
6 H 0.000      
7 H 0.043      
8 H 0.049      
9 H 0.043      
10 H 0.049      
11 H 0.043      
12 H 0.043      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.740 0.000 -1.046 2.933
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.184 -0.001 0.041
y -0.001 -17.568 0.000
z 0.041 0.000 -20.637
Traceless
 xyz
x -0.081 -0.001 0.041
y -0.001 2.343 0.000
z 0.041 0.000 -2.261
Polar
3z2-r2-4.522
x2-y2-1.616
xy-0.001
xz0.041
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.554 0.000 -0.039
y 0.000 5.698 0.000
z -0.039 0.000 4.509


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000