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All results from a given calculation for CH3OH (Methyl alcohol)

using model chemistry: mPW1PW91/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/TZVP
 hartrees
Energy at 0K-115.736071
Energy at 298.15K-115.740219
HF Energy-115.736071
Nuclear repulsion energy40.426115
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 mPW1PW91/TZVP
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' 3893 3714 28.33 72.69 0.27 0.42
2 A' 3145 3001 27.38 71.13 0.53 0.69
3 A' 3014 2875 61.59 150.77 0.05 0.09
4 A' 1511 1441 4.58 14.63 0.71 0.83
5 A' 1491 1422 5.59 6.64 0.67 0.80
6 A' 1371 1308 21.94 2.84 0.74 0.85
7 A' 1097 1047 14.83 8.20 0.45 0.62
8 A' 1064 1015 112.65 0.39 0.70 0.82
9 A" 3067 2926 65.80 71.49 0.75 0.86
10 A" 1494 1425 2.60 16.91 0.75 0.86
11 A" 1179 1125 0.20 6.19 0.75 0.86
12 A" 321 306 137.06 2.20 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 11323.2 cm-1
Scaled (by 0.954) Zero Point Vibrational Energy (zpe) 10802.3 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 mPW1PW91/TZVP
ABC
4.29714 0.83330 0.80438

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.046 0.659 0.000
O2 -0.046 -0.753 0.000
H3 -1.088 0.976 0.000
H4 0.437 1.077 0.890
H5 0.437 1.077 -0.890
H6 0.863 -1.057 0.000

Atom - Atom Distances (Å)
  C1 O2 H3 H4 H5 H6
C11.41241.08871.09581.09581.9418
O21.41242.01912.09192.09190.9582
H31.08872.01911.76841.76842.8174
H41.09582.09191.76841.78072.3510
H51.09582.09191.76841.78072.3510
H61.94180.95822.81742.35102.3510

picture of Methyl alcohol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O2 H6 108.467 O2 C1 H3 106.950
O2 C1 H4 112.417 O2 C1 H5 112.417
H3 C1 H4 108.094 H3 C1 H5 108.094
H4 C1 H5 108.684
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.189      
2 O -0.408      
3 H 0.127      
4 H 0.101      
5 H 0.101      
6 H 0.269      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.504 1.031 0.000 1.823
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.706 -2.248 0.000
y -2.248 -13.293 0.000
z 0.000 0.000 -13.720
Traceless
 xyz
x 1.801 -2.248 0.000
y -2.248 -0.580 0.000
z 0.000 0.000 -1.220
Polar
3z2-r2-2.441
x2-y21.587
xy-2.248
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.645 -0.112 0.000
y -0.112 2.774 0.000
z 0.000 0.000 2.447


<r2> (average value of r2) Å2
<r2> 23.522
(<r2>)1/2 4.850