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

using model chemistry: B3LYP/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 B3LYP/6-31G*
 hartrees
Energy at 0K-115.714407
Energy at 298.15K-115.718576
HF Energy-115.714407
Nuclear repulsion energy40.215472
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 B3LYP/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' 3756 3607 11.14 79.58 0.30 0.46
2 A' 3132 3008 34.72 71.10 0.52 0.69
3 A' 2998 2879 64.44 119.58 0.07 0.12
4 A' 1541 1480 4.05 20.58 0.73 0.85
5 A' 1511 1451 7.44 9.29 0.67 0.80
6 A' 1400 1345 27.97 4.30 0.75 0.86
7 A' 1096 1053 1.02 7.17 0.46 0.63
8 A' 1067 1025 120.35 1.00 0.52 0.68
9 A" 3041 2920 85.58 68.95 0.75 0.86
10 A" 1525 1464 1.58 21.86 0.75 0.86
11 A" 1183 1136 0.62 8.40 0.75 0.86
12 A" 344 331 127.63 4.23 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 11297.1 cm-1
Scaled (by 0.9603) Zero Point Vibrational Energy (zpe) 10848.6 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 B3LYP/6-31G*
ABC
4.24073 0.82638 0.79679

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/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 -0.758 0.000
H3 -1.095 0.974 0.000
H4 0.437 1.086 0.893
H5 0.437 1.086 -0.893
H6 0.877 -1.050 0.000

Atom - Atom Distances (Å)
  C1 O2 H3 H4 H5 H6
C11.41901.09341.10121.10121.9448
O21.41902.02422.10502.10500.9687
H31.09342.02421.77661.77662.8256
H41.10122.10501.77661.78682.3568
H51.10122.10501.77661.78682.3568
H61.94480.96872.82562.35682.3568

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 107.580 O2 C1 H3 106.632
O2 C1 H4 112.682 O2 C1 H5 112.682
H3 C1 H4 108.098 H3 C1 H5 108.098
H4 C1 H5 108.448
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.205      
2 O -0.605      
3 H 0.161      
4 H 0.129      
5 H 0.129      
6 H 0.390      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.438 0.899 0.000 1.696
CHELPG 1.413 0.905 0.000 1.678
AIM -0.292 -0.808 0.000 0.859
ESP 1.428 0.913 0.000 1.695


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.550 -2.116 0.000
y -2.116 -13.036 0.000
z 0.000 0.000 -13.580
Traceless
 xyz
x 1.759 -2.116 0.000
y -2.116 -0.471 0.000
z 0.000 0.000 -1.287
Polar
3z2-r2-2.575
x2-y21.487
xy-2.116
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.397 -0.160 0.000
y -0.160 2.509 0.000
z 0.000 0.000 2.075


<r2> (average value of r2) Å2
<r2> 23.549
(<r2>)1/2 4.853