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

using model chemistry: B2PLYP/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 B2PLYP/6-31G
 hartrees
Energy at 0K-115.516164
Energy at 298.15K-115.520321
HF Energy-115.443451
Nuclear repulsion energy39.607139
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 B2PLYP/6-31G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3664 3664 5.38 93.43 0.30 0.46
2 A' 3192 3192 27.19 70.69 0.55 0.71
3 A' 3041 3041 48.25 124.71 0.06 0.11
4 A' 1568 1568 4.57 22.66 0.74 0.85
5 A' 1524 1524 4.20 8.95 0.65 0.78
6 A' 1383 1383 18.51 7.55 0.72 0.84
7 A' 1082 1082 23.34 6.36 0.57 0.72
8 A' 990 990 89.47 5.90 0.30 0.47
9 A" 3102 3102 76.59 65.74 0.75 0.86
10 A" 1558 1558 4.02 24.27 0.75 0.86
11 A" 1168 1168 0.11 12.13 0.75 0.86
12 A" 344 344 173.25 6.72 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 11308.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 11308.3 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 B2PLYP/6-31G
ABC
4.25284 0.78989 0.76324

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.046 0.685 0.000
O2 -0.046 -0.772 0.000
H3 -1.095 0.978 0.000
H4 0.438 1.099 0.894
H5 0.438 1.099 -0.894
H6 0.870 -1.109 0.000

Atom - Atom Distances (Å)
  C1 O2 H3 H4 H5 H6
C11.45761.08901.09701.09702.0149
O21.45762.04052.12912.12910.9761
H31.08902.04051.77841.77842.8667
H41.09702.12911.77841.78712.4208
H51.09702.12911.77841.78712.4208
H62.01490.97612.86672.42082.4208

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 110.193 O2 C1 H3 105.587
O2 C1 H4 112.136 O2 C1 H5 112.136
H3 C1 H4 108.882 H3 C1 H5 108.882
H4 C1 H5 109.080
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.158      
2 O -0.633      
3 H 0.167      
4 H 0.130      
5 H 0.130      
6 H 0.363      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.698 1.265 0.000 2.117
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.779 -2.480 -0.003
y -2.480 -13.124 -0.010
z -0.003 -0.010 -13.739
Traceless
 xyz
x 1.653 -2.480 -0.003
y -2.480 -0.365 -0.010
z -0.003 -0.010 -1.288
Polar
3z2-r2-2.576
x2-y21.345
xy-2.480
xz-0.003
yz-0.010


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.318 -0.192 0.001
y -0.192 2.516 0.001
z 0.001 0.001 1.880


<r2> (average value of r2) Å2
<r2> 24.202
(<r2>)1/2 4.920