return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: M06-2X/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at M06-2X/6-311+G(3df,2p)
 hartrees
Energy at 0K-115.712489
Energy at 298.15K 
HF Energy-115.712489
Nuclear repulsion energy40.460972
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 M06-2X/6-311+G(3df,2p)
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' 3923 3923 43.62 68.04 0.22 0.36
2 A' 3143 3143 21.19 57.58 0.51 0.67
3 A' 3031 3031 52.13 143.08 0.03 0.05
4 A' 1523 1523 5.64 5.48 0.75 0.85
5 A' 1490 1490 2.88 0.69 0.36 0.53
6 A' 1371 1371 27.60 1.29 0.64 0.78
7 A' 1115 1115 45.97 7.87 0.24 0.39
8 A' 1070 1070 78.36 0.09 0.60 0.75
9 A" 3083 3083 44.57 55.88 0.75 0.86
10 A" 1512 1512 3.67 5.23 0.75 0.86
11 A" 1185 1185 0.70 1.34 0.75 0.86
12 A" 284 284 111.77 0.86 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 11364.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 11364.9 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 M06-2X/6-311+G(3df,2p)
ABC
4.30732 0.83443 0.80564

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.046 0.660 0.000
O2 -0.046 -0.752 0.000
H3 -1.086 0.978 0.000
H4 0.439 1.070 0.890
H5 0.439 1.070 -0.890
H6 0.858 -1.066 0.000

Atom - Atom Distances (Å)
  C1 O2 H3 H4 H5 H6
C11.41161.08761.09311.09311.9486
O21.41162.01812.08432.08430.9577
H31.08762.01811.76811.76812.8211
H41.09312.08431.76811.77942.3513
H51.09312.08431.76811.77942.3513
H61.94860.95772.82112.35132.3513

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 109.153 O2 C1 H3 106.987
O2 C1 H4 112.019 O2 C1 H5 112.019
H3 C1 H4 108.352 H3 C1 H5 108.352
H4 C1 H5 108.968
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.109      
2 O -0.588      
3 H 0.156      
4 H 0.156      
5 H 0.156      
6 H 0.229      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.392 0.964 0.000 1.693
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.810 -2.144 0.000
y -2.144 -13.455 0.000
z 0.000 0.000 -13.849
Traceless
 xyz
x 1.842 -2.144 0.000
y -2.144 -0.626 0.000
z 0.000 0.000 -1.216
Polar
3z2-r2-2.432
x2-y21.646
xy-2.144
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.861 -0.111 0.000
y -0.111 3.227 0.000
z 0.000 0.000 2.748


<r2> (average value of r2) Å2
<r2> 23.576
(<r2>)1/2 4.856