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All results from a given calculation for H2OCH3OH (water methanol dimer)

using model chemistry: B3LYP_cp/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 B3LYP_cp/6-311+G(3df,2pd)
 hartrees
Energy at 0K-192.243589
Energy at 298.15K-192.235807
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 B3LYP/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 3756 84.86      
2 A 3849 3711 45.48      
3 A 3676 3544 422.48      
4 A 3127 3015 16.57      
5 A 3070 2960 37.46      
6 A 3014 2906 53.05      
7 A 1653 1594 47.67      
8 A 1510 1456 6.40      
9 A 1501 1447 4.35      
10 A 1482 1429 3.16      
11 A 1366 1317 27.05      
12 A 1176 1134 0.34      
13 A 1078 1039 12.52      
14 A 1036 999 123.72      
15 A 646 623 66.45      
16 A 383 370 56.79      
17 A 298 287 154.10      
18 A 177 170 2.98      
19 A 115 111 114.33      
20 A 65 63 14.33      
21 A 49 47 9.46      

Unscaled Zero Point Vibrational Energy (zpe) 16582.2 cm-1
Scaled (by 0.9642) Zero Point Vibrational Energy (zpe) 15988.6 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/6-311+G(3df,2pd)
ABC
1.05656 0.12953 0.11973

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-311+G(3df,2pd)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 1.210 0.113 -0.026
O2 2.117 -0.204 0.108
O3 -0.636 0.630 -0.100
H4 2.600 0.069 -0.675
H5 -0.823 1.279 0.583
C6 -1.570 -0.445 0.004
H7 -2.593 -0.100 -0.159
H8 -1.313 -1.159 -0.775
H9 -1.504 -0.945 0.972

Atom - Atom Distances (Å)
  H1 O2 O3 H4 H5 C6 H7 H8 H9
H10.97031.91861.53542.42162.83543.81092.92203.0785
O20.97032.88440.95983.32713.69664.71883.66783.7955
O31.91862.88443.33500.96061.42832.08932.02812.0937
H41.53540.95983.33503.84304.25675.22184.10234.5372
H52.42163.32710.96063.84301.96682.36342.83322.3581
C62.83543.69661.42834.25671.96681.09201.08681.0919
H73.81094.71882.08935.22182.36341.09201.77191.7837
H82.92203.66782.02814.10232.83321.08681.77191.7705
H93.07853.79552.09374.53722.35811.09191.78371.7705

picture of water methanol dimer state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-311+G(3df,2pd) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.337      
2 O -0.501      
3 O -0.561      
4 H 0.170      
5 H 0.189      
6 C 0.201      
7 H 0.051      
8 H 0.055      
9 H 0.059      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.652 0.869 -0.323 2.810
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