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

using model chemistry: B3PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-311G*
 hartrees
Energy at 0K-115.700914
Energy at 298.15K-115.705102
HF Energy-115.700914
Nuclear repulsion energy40.392867
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 B3PW91/6-311G*
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' 3824 3682 10.47      
2 A' 3128 3011 36.68      
3 A' 2985 2874 71.44      
4 A' 1526 1469 4.26      
5 A' 1499 1443 5.03      
6 A' 1396 1344 30.44      
7 A' 1099 1058 9.19      
8 A' 1077 1037 118.98      
9 A" 3032 2919 89.49      
10 A" 1509 1453 3.31      
11 A" 1180 1136 0.35      
12 A" 357 344 146.81      

Unscaled Zero Point Vibrational Energy (zpe) 11305.9 cm-1
Scaled (by 0.9627) Zero Point Vibrational Energy (zpe) 10884.2 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 B3PW91/6-311G*
ABC
4.27684 0.83331 0.80420

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.046 0.658 0.000
O2 -0.046 -0.753 0.000
H3 -1.090 0.975 0.000
H4 0.437 1.081 0.892
H5 0.437 1.081 -0.892
H6 0.866 -1.056 0.000

Atom - Atom Distances (Å)
  C1 O2 H3 H4 H5 H6
C11.41141.09091.09931.09931.9414
O21.41142.01882.09602.09600.9608
H31.09092.01881.77211.77212.8192
H41.09932.09601.77211.78452.3545
H51.09932.09601.77211.78452.3545
H61.94140.96082.81922.35452.3545

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 108.345 O2 C1 H3 106.867
O2 C1 H4 112.606 O2 C1 H5 112.606
H3 C1 H4 108.020 H3 C1 H5 108.020
H4 C1 H5 108.520
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.429      
2 O -0.567      
3 H 0.223      
4 H 0.193      
5 H 0.193      
6 H 0.387      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.549 0.940 0.000 1.812
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.591 -2.267 0.000
y -2.267 -13.115 0.000
z 0.000 0.000 -13.652
Traceless
 xyz
x 1.793 -2.267 0.000
y -2.267 -0.494 0.000
z 0.000 0.000 -1.299
Polar
3z2-r2-2.598
x2-y21.524
xy-2.267
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.460 -0.139 0.000
y -0.139 2.591 0.000
z 0.000 0.000 2.181


<r2> (average value of r2) Å2
<r2> 23.467
(<r2>)1/2 4.844