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

using model chemistry: HF/SDD

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/SDD
 hartrees
Energy at 0K-115.016221
Energy at 298.15K-115.020397
HF Energy-115.016221
Nuclear repulsion energy40.164849
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/SDD
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' 4081 3674 27.11 86.03 0.31 0.47
2 A' 3350 3016 50.22 68.36 0.55 0.71
3 A' 3204 2885 73.32 147.22 0.05 0.10
4 A' 1655 1491 6.51 18.79 0.75 0.86
5 A' 1618 1457 3.96 5.07 0.73 0.84
6 A' 1443 1300 30.70 7.24 0.66 0.79
7 A' 1137 1023 19.36 7.34 0.57 0.73
8 A' 1112 1002 147.86 11.90 0.27 0.42
9 A" 3274 2948 105.05 58.68 0.75 0.86
10 A" 1652 1487 5.83 20.63 0.75 0.86
11 A" 1258 1133 1.00 9.61 0.75 0.86
12 A" 324 291 216.45 4.81 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 12053.9 cm-1
Scaled (by 0.9004) Zero Point Vibrational Energy (zpe) 10853.3 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 HF/SDD
ABC
4.40783 0.80896 0.78389

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.045 0.679 0.000
O2 -0.045 -0.758 0.000
H3 -1.079 0.982 0.000
H4 0.441 1.075 0.885
H5 0.441 1.075 -0.885
H6 0.825 -1.143 0.000

Atom - Atom Distances (Å)
  C1 O2 H3 H4 H5 H6
C11.43641.07751.08481.08482.0191
O21.43642.02352.09292.09290.9517
H31.07752.02351.76131.76132.8532
H41.08482.09291.76131.77022.4195
H51.08482.09291.76131.77022.4195
H62.01910.95172.85322.41952.4195

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 113.903 O2 C1 H3 106.329
O2 C1 H4 111.454 O2 C1 H5 111.454
H3 C1 H4 109.083 H3 C1 H5 109.083
H4 C1 H5 109.350
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.302      
2 O -0.637      
3 H 0.207      
4 H 0.173      
5 H 0.173      
6 H 0.386      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.857 1.443 0.000 2.352
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.779 -2.691 0.000
y -2.691 -13.079 0.000
z 0.000 0.000 -13.646
Traceless
 xyz
x 1.584 -2.691 0.000
y -2.691 -0.367 0.000
z 0.000 0.000 -1.217
Polar
3z2-r2-2.433
x2-y21.300
xy-2.691
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.145 -0.187 0.000
y -0.187 2.246 0.000
z 0.000 0.000 1.745


<r2> (average value of r2) Å2
<r2> 23.786
(<r2>)1/2 4.877