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

using model chemistry: HSEh1PBE/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HSEh1PBE/3-21G*
 hartrees
Energy at 0K-114.949754
Energy at 298.15K-114.953961
HF Energy-114.949754
Nuclear repulsion energy39.631299
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 HSEh1PBE/3-21G*
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' 3541 3399 1.11 90.40 0.31 0.47
2 A' 3149 3023 25.77 70.81 0.51 0.67
3 A' 3008 2887 49.33 112.29 0.07 0.14
4 A' 1585 1522 4.86 25.94 0.74 0.85
5 A' 1526 1465 1.78 9.81 0.65 0.79
6 A' 1403 1347 23.13 6.77 0.75 0.86
7 A' 1092 1048 12.48 6.76 0.51 0.68
8 A' 1016 976 86.97 2.22 0.34 0.51
9 A" 3050 2927 83.42 66.06 0.75 0.86
10 A" 1567 1504 4.49 27.86 0.75 0.86
11 A" 1160 1114 0.08 10.59 0.75 0.86
12 A" 384 369 150.03 7.13 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 11240.1 cm-1
Scaled (by 0.9599) Zero Point Vibrational Energy (zpe) 10789.3 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 HSEh1PBE/3-21G*
ABC
4.21782 0.79660 0.76774

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.047 0.676 0.000
O2 -0.047 -0.773 0.000
H3 -1.098 0.974 0.000
H4 0.429 1.113 0.891
H5 0.429 1.113 -0.891
H6 0.898 -1.069 0.000

Atom - Atom Distances (Å)
  C1 O2 H3 H4 H5 H6
C11.44901.09231.10091.10091.9846
O21.44902.03882.14012.14010.9905
H31.09232.03881.77291.77292.8564
H41.10092.14011.77291.78232.4040
H51.10092.14011.77291.78232.4040
H61.98460.99052.85642.40402.4040

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 107.396 O2 C1 H3 105.846
O2 C1 H4 113.429 O2 C1 H5 113.429
H3 C1 H4 107.878 H3 C1 H5 107.878
H4 C1 H5 108.096
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.391      
2 O -0.566      
3 H 0.232      
4 H 0.188      
5 H 0.188      
6 H 0.348      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.561 1.064 0.000 1.889
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.464 -2.260 0.000
y -2.260 -12.877 0.000
z 0.000 0.000 -13.473
Traceless
 xyz
x 1.711 -2.260 0.000
y -2.260 -0.408 0.000
z 0.000 0.000 -1.303
Polar
3z2-r2-2.607
x2-y21.413
xy-2.260
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.222 -0.211 0.000
y -0.211 2.383 0.000
z 0.000 0.000 1.785


<r2> (average value of r2) Å2
<r2> 23.965
(<r2>)1/2 4.895