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

using model chemistry: B3LYP/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3LYP/Def2TZVPP
 hartrees
Energy at 0K-231.571153
Energy at 298.15K-231.578877
HF Energy-231.571153
Counterpoise corrected energy 
CP Energy at 298.15K 
Counterpoise optimized geometry corrected energy 
CP opt. Energy at 298.15K 
Nuclear repulsion energy133.363698
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 B3LYP/Def2TZVPP
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 3881 3736 78.11      
2 A 3671 3534 417.99      
3 A 3125 3008 16.50      
4 A 3124 3007 19.92      
5 A 3039 2926 0.03      
6 A 3035 2921 102.27      
7 A 2993 2881 65.05      
8 A 2984 2873 45.03      
9 A 1654 1592 47.39      
10 A 1515 1458 2.41      
11 A 1498 1442 12.71      
12 A 1493 1437 12.81      
13 A 1490 1435 2.10      
14 A 1484 1428 0.18      
15 A 1464 1409 1.37      
16 A 1272 1225 6.19      
17 A 1196 1151 5.90      
18 A 1189 1145 82.97      
19 A 1163 1120 0.06      
20 A 1112 1071 61.65      
21 A 930 895 53.76      
22 A 619 596 68.28      
23 A 414 399 6.15      
24 A 314 302 79.43      
25 A 239 230 15.72      
26 A 200 192 0.01      
27 A 150 145 1.85      
28 A 115 111 108.16      
29 A 37 36 6.91      
30 A 25 24 2.49      

Unscaled Zero Point Vibrational Energy (zpe) 22712.5 cm-1
Scaled (by 0.9626) Zero Point Vibrational Energy (zpe) 21863.1 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 B3LYP/Def2TZVPP
ABC
0.31641 0.10858 0.08521

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/Def2TZVPP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 1.539 -0.358 0.076
O2 2.494 -0.225 0.135
O3 -0.430 -0.095 -0.208
C4 -0.686 1.285 0.034
C5 -1.521 -0.963 0.063
H6 2.824 -0.371 -0.753
H7 -1.409 1.434 0.840
H8 0.252 1.756 0.318
H9 -1.067 1.781 -0.864
H10 -1.196 -1.971 -0.181
H11 -1.813 -0.926 1.117
H12 -2.399 -0.716 -0.544

Atom - Atom Distances (Å)
  H1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11 H12
H10.96572.00622.76663.11881.52983.53332.48653.49983.18523.55524.0020
O20.96572.94623.52224.08210.95894.29902.99744.20714.09354.47214.9633
O32.00622.94621.42481.42033.31062.09672.04182.08732.02622.08812.0917
C42.76663.52221.42482.39863.96071.09311.08801.09393.30262.70832.6966
C53.11884.08211.42032.39864.46022.52273.25632.93221.08631.09481.0951
H61.52980.95893.31063.96074.46024.86993.50544.44764.36415.03065.2382
H73.53334.29902.09671.09312.52274.86991.77071.77303.56112.41082.7420
H82.48652.99742.04181.08803.25633.50541.77071.77174.02933.47823.7260
H93.49984.20712.08731.09392.93224.44761.77301.77173.81573.43732.8487
H103.18524.09352.02623.30261.08634.36413.56114.02933.81571.77681.7752
H113.55524.47212.08812.70831.09485.03062.41083.47823.43731.77681.7736
H124.00204.96332.09172.69661.09515.23822.74203.72602.84871.77521.7736

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 105.290 H1 O3 C4 106.245
H1 O3 C5 130.288 O2 H1 O3 163.899
O3 C4 H7 112.090 O3 C4 H8 107.943
O3 C4 H9 111.258 O3 C5 H10 107.118
O3 C5 H11 111.590 O3 C5 H12 111.867
C4 O3 C5 114.928 H7 C4 H8 108.550
H7 C4 H9 108.331 H8 C4 H9 108.580
H10 C5 H11 109.102 H10 C5 H12 108.932
H11 C5 H12 108.172
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.231      
2 O -0.449      
3 O -0.350      
4 C -0.113      
5 C -0.113      
6 H 0.187      
7 H 0.094      
8 H 0.117      
9 H 0.093      
10 H 0.117      
11 H 0.094      
12 H 0.092      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.853 0.009 -1.082 3.051
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.445 0.029 -5.121
y 0.029 -24.470 0.038
z -5.121 0.038 -26.470
Traceless
 xyz
x -3.976 0.029 -5.121
y 0.029 3.488 0.038
z -5.121 0.038 0.488
Polar
3z2-r20.976
x2-y2-4.976
xy0.029
xz-5.121
yz0.038


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.330 0.012 -0.088
y 0.012 6.175 0.000
z -0.088 0.000 5.377


<r2> (average value of r2) Å2
<r2> 138.481
(<r2>)1/2 11.768