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

using model chemistry: PBEPBEultrafine/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBEultrafine/aug-cc-pVDZ
 hartrees
Energy at 0K-115.598726
Energy at 298.15K-115.602823
HF Energy-115.598726
Nuclear repulsion energy39.889106
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 PBEPBEultrafine/aug-cc-pVDZ
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' 3715 3692 21.87 83.15 0.19 0.32
2 A' 3062 3043 22.54 67.49 0.51 0.68
3 A' 2926 2908 68.97 183.51 0.02 0.05
4 A' 1430 1421 5.24 6.10 0.74 0.85
5 A' 1398 1389 3.75 1.82 0.22 0.36
6 A' 1323 1315 21.75 1.42 0.34 0.51
7 A' 1047 1041 7.14 6.34 0.23 0.37
8 A' 1013 1006 103.40 0.37 0.33 0.50
9 A" 2985 2967 54.63 79.83 0.75 0.86
10 A" 1415 1406 2.76 5.79 0.75 0.86
11 A" 1117 1110 0.03 0.85 0.75 0.86
12 A" 304 302 101.06 1.10 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10866.5 cm-1
Scaled (by 0.9939) Zero Point Vibrational Energy (zpe) 10800.3 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 PBEPBEultrafine/aug-cc-pVDZ
ABC
4.16308 0.81265 0.78418

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.047 0.668 0.000
O2 -0.047 -0.763 0.000
H3 -1.106 0.981 0.000
H4 0.442 1.090 0.904
H5 0.442 1.090 -0.904
H6 0.878 -1.064 0.000

Atom - Atom Distances (Å)
  C1 O2 H3 H4 H5 H6
C11.43151.10411.11091.11091.9639
O21.43152.04062.11882.11880.9726
H31.10412.04061.79581.79582.8493
H41.11092.11881.79581.80852.3763
H51.11092.11881.79581.80852.3763
H61.96390.97262.84932.37632.3763

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 108.032 O2 C1 H3 106.463
O2 C1 H4 112.285 O2 C1 H5 112.285
H3 C1 H4 108.334 H3 C1 H5 108.334
H4 C1 H5 108.971
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 1.005      
2 O -0.383      
3 H -0.281      
4 H -0.218      
5 H -0.218      
6 H 0.094      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.309 0.897 0.000 1.587
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -12.069 -2.081 0.000
y -2.081 -13.744 0.000
z 0.000 0.000 -14.140
Traceless
 xyz
x 1.873 -2.081 0.000
y -2.081 -0.640 0.000
z 0.000 0.000 -1.234
Polar
3z2-r2-2.467
x2-y21.675
xy-2.081
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.228 -0.084 0.000
y -0.084 3.698 0.000
z 0.000 0.000 3.151


<r2> (average value of r2) Å2
<r2> 24.177
(<r2>)1/2 4.917