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

using model chemistry: PBEPBE/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 PBEPBE/6-31G*
 hartrees
Energy at 0K-115.569159
Energy at 298.15K-115.573311
HF Energy-115.569159
Nuclear repulsion energy40.008156
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 PBEPBE/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' 3649 3596 7.65 81.23 0.30 0.46
2 A' 3064 3021 31.46 71.84 0.52 0.68
3 A' 2917 2875 70.26 126.38 0.06 0.12
4 A' 1495 1473 4.25 22.13 0.73 0.84
5 A' 1462 1441 6.49 10.96 0.66 0.79
6 A' 1367 1347 23.98 4.04 0.75 0.86
7 A' 1074 1059 5.18 6.80 0.46 0.63
8 A' 1038 1023 110.29 0.58 0.75 0.86
9 A" 2959 2917 86.06 74.19 0.75 0.86
10 A" 1475 1454 1.77 23.27 0.75 0.86
11 A" 1145 1129 0.11 9.02 0.75 0.86
12 A" 346 341 123.64 4.53 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10995.4 cm-1
Scaled (by 0.9857) Zero Point Vibrational Energy (zpe) 10838.2 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 PBEPBE/6-31G*
ABC
4.17149 0.82037 0.79047

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.047 0.661 0.000
O2 -0.047 -0.762 0.000
H3 -1.104 0.974 0.000
H4 0.437 1.097 0.900
H5 0.437 1.097 -0.900
H6 0.889 -1.042 0.000

Atom - Atom Distances (Å)
  C1 O2 H3 H4 H5 H6
C11.42321.10191.11061.11061.9437
O21.42322.03232.12082.12080.9771
H31.10192.03231.78841.78842.8349
H41.11062.12081.78841.79962.3639
H51.11062.12081.78841.79962.3639
H61.94370.97712.83492.36392.3639

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 106.672 O2 C1 H3 106.499
O2 C1 H4 113.074 O2 C1 H5 113.074
H3 C1 H4 107.861 H3 C1 H5 107.861
H4 C1 H5 108.221
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.267      
2 O -0.573      
3 H 0.173      
4 H 0.140      
5 H 0.140      
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
  1.404 0.822 0.000 1.627
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.563 -2.085 0.000
y -2.085 -13.064 0.000
z 0.000 0.000 -13.635
Traceless
 xyz
x 1.787 -2.085 0.000
y -2.085 -0.465 0.000
z 0.000 0.000 -1.322
Polar
3z2-r2-2.644
x2-y21.501
xy-2.085
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.465 -0.151 0.000
y -0.151 2.615 0.000
z 0.000 0.000 2.139


<r2> (average value of r2) Å2
<r2> 23.714
(<r2>)1/2 4.870