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

using model chemistry: PBE1PBE/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBE1PBE/6-31G**
 hartrees
Energy at 0K-115.579175
Energy at 298.15K-115.583361
HF Energy-115.579175
Nuclear repulsion energy40.414016
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 PBE1PBE/6-31G**
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' 3828 3648 18.66 75.63 0.30 0.46
2 A' 3161 3013 31.19 70.30 0.54 0.70
3 A' 3019 2878 62.36 122.52 0.06 0.11
4 A' 1543 1471 4.07 20.52 0.73 0.85
5 A' 1512 1441 5.98 9.47 0.67 0.80
6 A' 1407 1341 29.55 3.52 0.75 0.86
7 A' 1128 1075 37.59 6.62 0.45 0.62
8 A' 1084 1033 87.21 1.11 0.69 0.81
9 A" 3070 2926 79.21 69.00 0.75 0.86
10 A" 1526 1455 2.24 21.87 0.75 0.86
11 A" 1189 1133 0.42 7.64 0.75 0.86
12 A" 349 333 133.82 3.71 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 11407.8 cm-1
Scaled (by 0.9531) Zero Point Vibrational Energy (zpe) 10872.7 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 PBE1PBE/6-31G**
ABC
4.25597 0.83686 0.80686

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.047 0.655 0.000
O2 -0.047 -0.753 0.000
H3 -1.093 0.971 0.000
H4 0.436 1.082 0.893
H5 0.436 1.082 -0.893
H6 0.873 -1.045 0.000

Atom - Atom Distances (Å)
  C1 O2 H3 H4 H5 H6
C11.40781.09321.10101.10101.9327
O21.40782.01682.09672.09670.9648
H31.09322.01681.77421.77422.8161
H41.10102.09671.77421.78532.3475
H51.10102.09671.77421.78532.3475
H61.93270.96482.81612.34752.3475

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 107.623 O2 C1 H3 106.818
O2 C1 H4 112.811 O2 C1 H5 112.811
H3 C1 H4 107.918 H3 C1 H5 107.918
H4 C1 H5 108.340
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.276      
2 O -0.620      
3 H 0.186      
4 H 0.152      
5 H 0.152      
6 H 0.407      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.460 0.893 0.000 1.712
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.491 -2.148 0.000
y -2.148 -12.979 0.000
z 0.000 0.000 -13.563
Traceless
 xyz
x 1.780 -2.148 0.000
y -2.148 -0.452 0.000
z 0.000 0.000 -1.328
Polar
3z2-r2-2.656
x2-y21.488
xy-2.148
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.376 -0.145 0.000
y -0.145 2.475 0.000
z 0.000 0.000 2.082


<r2> (average value of r2) Å2
<r2> 23.364
(<r2>)1/2 4.834