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

using model chemistry: HF/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/6-31G(2df,p)
 hartrees
Energy at 0K-115.054666
Energy at 298.15K-115.058868
HF Energy-115.054666
Nuclear repulsion energy40.854416
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 HF/6-31G(2df,p)
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' 4188 3792 45.29 59.36 0.28 0.44
2 A' 3255 2947 45.39 67.59 0.56 0.72
3 A' 3141 2845 58.84 115.84 0.06 0.11
4 A' 1635 1480 3.03 13.27 0.74 0.85
5 A' 1614 1461 6.95 3.89 0.69 0.82
6 A' 1496 1355 41.46 2.08 0.75 0.86
7 A' 1184 1072 58.72 8.23 0.37 0.54
8 A' 1158 1049 76.42 0.83 0.75 0.86
9 A" 3189 2888 87.57 61.62 0.75 0.86
10 A" 1622 1469 1.34 14.27 0.75 0.86
11 A" 1282 1160 2.91 4.27 0.75 0.86
12 A" 330 299 122.91 1.95 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 12046.8 cm-1
Scaled (by 0.9055) Zero Point Vibrational Energy (zpe) 10908.4 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 HF/6-31G(2df,p)
ABC
4.38030 0.85050 0.82150

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.046 0.652 0.000
O2 -0.046 -0.744 0.000
H3 -1.079 0.976 0.000
H4 0.440 1.062 0.884
H5 0.440 1.062 -0.884
H6 0.840 -1.057 0.000

Atom - Atom Distances (Å)
  C1 O2 H3 H4 H5 H6
C11.39651.08291.08871.08871.9252
O21.39652.00692.06892.06890.9395
H31.08292.00691.75971.75972.7959
H41.08872.06891.75971.76762.3306
H51.08872.06891.75971.76762.3306
H61.92520.93952.79592.33062.3306

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 109.443 O2 C1 H3 107.405
O2 C1 H4 112.117 O2 C1 H5 112.117
H3 C1 H4 108.256 H3 C1 H5 108.256
H4 C1 H5 108.547
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.157      
2 O -0.550      
3 H 0.145      
4 H 0.116      
5 H 0.116      
6 H 0.329      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.406 0.914 0.000 1.677
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.516 -2.089 0.000
y -2.089 -12.947 0.000
z 0.000 0.000 -13.489
Traceless
 xyz
x 1.702 -2.089 0.000
y -2.089 -0.444 0.000
z 0.000 0.000 -1.257
Polar
3z2-r2-2.514
x2-y21.431
xy-2.089
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.404 -0.137 0.000
y -0.137 2.496 0.000
z 0.000 0.000 2.210


<r2> (average value of r2) Å2
<r2> 23.061
(<r2>)1/2 4.802