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

using model chemistry: B3LYPultrafine_cp/6-31+G**

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/6-31+G**
 hartrees
Energy at 0K-231.482427
Energy at 298.15K-231.473561
Nuclear repulsion energy 
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/6-31+G**
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 3892 3747 94.26      
2 A 3640 3504 492.10      
3 A 3144 3027 17.36      
4 A 3144 3026 19.64      
5 A 3060 2946 0.01      
6 A 3056 2942 104.67      
7 A 3006 2894 69.92      
8 A 2996 2885 53.51      
9 A 1632 1571 51.39      
10 A 1515 1459 3.77      
11 A 1499 1443 13.73      
12 A 1498 1442 16.85      
13 A 1491 1436 1.26      
14 A 1487 1432 0.07      
15 A 1464 1410 2.11      
16 A 1270 1223 6.73      
17 A 1195 1151 5.75      
18 A 1190 1146 87.59      
19 A 1163 1119 0.02      
20 A 1114 1072 62.45      
21 A 929 894 55.42      
22 A 675 650 80.26      
23 A 415 400 10.43      
24 A 357 343 101.72      
25 A 253 243 24.80      
26 A 200 193 0.10      
27 A 166 160 2.31      
28 A 124 120 133.60      
29 A 49 47 12.07      
30 A 48 46 12.96      

Unscaled Zero Point Vibrational Energy (zpe) 22836.0 cm-1
Scaled (by 0.9627) Zero Point Vibrational Energy (zpe) 21984.2 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/6-31+G**
ABC
0.30938 0.11349 0.08850

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/6-31+G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -1.436 -0.000 -0.082
O2 -2.381 -0.000 0.162
O3 0.417 -0.000 -0.359
C4 1.059 -1.186 0.092
C5 1.059 1.186 0.092
H6 -2.869 -0.000 -0.669
H7 1.075 -1.233 1.191
H8 0.487 -2.030 -0.296
H9 2.090 -1.239 -0.286
H10 0.486 2.030 -0.296
H11 1.075 1.233 1.191
H12 2.090 1.239 -0.286

Atom - Atom Distances (Å)
  H1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11 H12
H10.97591.87312.76802.76791.54923.07322.80403.74252.80383.07313.7425
O20.97592.84553.63933.63910.96413.81063.54304.66063.54273.81044.6605
O31.87312.84551.42231.42233.30072.08712.03222.08322.03222.08712.0832
C42.76803.63931.42232.37174.17381.09921.09151.09913.28952.65682.6620
C52.76793.63911.42232.37174.17372.65683.28952.66201.09151.09921.0991
H61.54920.96413.30074.17384.17374.53183.93995.12603.93984.53175.1259
H73.07323.81062.08711.09922.65684.53181.78621.79183.63392.46673.0535
H82.80403.54302.03221.09153.28953.93991.78621.78764.06003.63393.6411
H93.74254.66062.08321.09912.66205.12601.79181.78763.64113.05352.4783
H102.80383.54272.03223.28951.09153.93983.63394.06003.64111.78621.7876
H113.07313.81042.08712.65681.09924.53172.46673.63393.05351.78621.7918
H123.74254.66052.08322.66201.09915.12593.05353.64112.47831.78761.7918

picture of water dimethylether dimer state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.430      
2 O -0.772      
3 O -0.422      
4 C -0.217      
5 C -0.217      
6 H 0.343      
7 H 0.139      
8 H 0.156      
9 H 0.132      
10 H 0.156      
11 H 0.139      
12 H 0.132      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.804 -0.000 -1.077 3.004
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


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


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