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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-115.578429
Energy at 298.15K-115.582573
HF Energy-115.578429
Nuclear repulsion energy40.035261
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' 3719 3668 9.40 80.74 0.28 0.44
2 A' 3059 3017 30.77 71.07 0.52 0.69
3 A' 2912 2872 69.03 129.43 0.06 0.11
4 A' 1479 1458 4.24 21.21 0.73 0.84
5 A' 1449 1429 6.34 10.75 0.67 0.80
6 A' 1351 1333 23.83 3.71 0.75 0.85
7 A' 1072 1058 8.30 6.64 0.45 0.62
8 A' 1032 1018 108.30 0.57 0.74 0.85
9 A" 2958 2918 82.52 73.22 0.75 0.86
10 A" 1457 1437 1.60 22.96 0.75 0.86
11 A" 1141 1125 0.10 8.27 0.75 0.86
12 A" 338 334 120.23 4.47 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10983.5 cm-1
Scaled (by 0.9863) Zero Point Vibrational Energy (zpe) 10833.0 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
4.19176 0.82018 0.79053

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 -1.101 0.978 0.000
H4 0.436 1.098 0.898
H5 0.436 1.098 -0.898
H6 0.885 -1.043 0.000

Atom - Atom Distances (Å)
  C1 O2 H3 H4 H5 H6
C11.42281.10121.10971.10971.9420
O21.42282.03492.12142.12140.9735
H31.10122.03491.78491.78492.8340
H41.10972.12141.78491.79602.3648
H51.10972.12141.78491.79602.3648
H61.94200.97352.83402.36482.3648

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 106.771 O2 C1 H3 106.760
O2 C1 H4 113.216 O2 C1 H5 113.216
H3 C1 H4 107.664 H3 C1 H5 107.664
H4 C1 H5 108.042
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 -0.143      
2 O -0.503      
3 H 0.135      
4 H 0.103      
5 H 0.103      
6 H 0.305      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.377 0.806 0.000 1.595
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.590 -2.058 0.000
y -2.058 -13.017 0.000
z 0.000 0.000 -13.605
Traceless
 xyz
x 1.721 -2.058 0.000
y -2.058 -0.420 0.000
z 0.000 0.000 -1.302
Polar
3z2-r2-2.603
x2-y21.427
xy-2.058
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.504 -0.156 0.000
y -0.156 2.671 0.000
z 0.000 0.000 2.182


<r2> (average value of r2) Å2
<r2> 23.699
(<r2>)1/2 4.868