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

using model chemistry: PBE1PBE/STO-3G

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/STO-3G
 hartrees
Energy at 0K-114.065053
Energy at 298.15K-114.069230
HF Energy-114.065053
Nuclear repulsion energy39.379332
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/STO-3G
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' 3796 3348 33.77 37.93 0.29 0.45
2 A' 3482 3071 1.72 28.66 0.68 0.81
3 A' 3272 2886 15.16 40.28 0.03 0.06
4 A' 1700 1500 3.26 16.92 0.75 0.86
5 A' 1623 1432 0.86 3.40 0.74 0.85
6 A' 1602 1413 11.85 9.27 0.70 0.82
7 A' 1189 1049 1.08 6.07 0.38 0.56
8 A' 1105 975 22.20 0.53 0.74 0.85
9 A" 3412 3010 15.78 27.76 0.75 0.86
10 A" 1676 1479 3.64 15.93 0.75 0.86
11 A" 1199 1058 0.91 4.55 0.75 0.86
12 A" 410 362 66.16 6.00 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 12233.5 cm-1
Scaled (by 0.8821) Zero Point Vibrational Energy (zpe) 10791.2 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 PBE1PBE/STO-3G
ABC
4.05722 0.79683 0.76363

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.051 0.672 0.000
O2 -0.051 -0.782 0.000
H3 -1.107 0.993 0.000
H4 0.437 1.109 0.896
H5 0.437 1.109 -0.896
H6 0.949 -0.984 0.000

Atom - Atom Distances (Å)
  C1 O2 H3 H4 H5 H6
C11.45371.10341.10981.10981.9343
O21.45372.06542.14842.14841.0205
H31.10342.06541.78841.78842.8523
H41.10982.14841.78841.79172.3332
H51.10982.14841.78841.79172.3332
H61.93431.02052.85232.33322.3332

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 101.405 O2 C1 H3 106.948
O2 C1 H4 113.190 O2 C1 H5 113.190
H3 C1 H4 107.807 H3 C1 H5 107.807
H4 C1 H5 107.648
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.151      
2 O -0.245      
3 H 0.085      
4 H 0.069      
5 H 0.069      
6 H 0.172      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.173 0.763 0.000 1.400
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.872 -1.353 0.000
y -1.353 -12.362 0.000
z 0.000 0.000 -12.303
Traceless
 xyz
x 1.460 -1.353 0.000
y -1.353 -0.775 0.000
z 0.000 0.000 -0.686
Polar
3z2-r2-1.372
x2-y21.490
xy-1.353
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.357 -0.248 0.000
y -0.248 1.437 0.000
z 0.000 0.000 0.857


<r2> (average value of r2) Å2
<r2> 23.560
(<r2>)1/2 4.854