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

using model chemistry: PBEPBEultrafine/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 PBEPBEultrafine/6-31G*
 hartrees
Energy at 0K-115.569157
Energy at 298.15K-115.573312
HF Energy-115.569157
Nuclear repulsion energy40.008221
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/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' 3648 3588 7.64 81.24 0.30 0.46
2 A' 3064 3013 31.48 71.76 0.52 0.69
3 A' 2917 2869 70.23 126.43 0.06 0.12
4 A' 1495 1470 4.29 22.10 0.73 0.84
5 A' 1462 1438 6.44 10.95 0.66 0.79
6 A' 1367 1344 23.92 4.09 0.75 0.86
7 A' 1074 1057 5.43 6.80 0.46 0.63
8 A' 1037 1020 110.14 0.58 0.75 0.86
9 A" 2960 2911 86.06 74.20 0.75 0.86
10 A" 1475 1450 1.76 23.29 0.75 0.86
11 A" 1146 1127 0.11 9.01 0.75 0.86
12 A" 349 343 123.67 4.53 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10996.1 cm-1
Scaled (by 0.9835) Zero Point Vibrational Energy (zpe) 10814.7 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/6-31G*
ABC
4.17155 0.82037 0.79047

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/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 -1.104 0.974 0.000
H4 0.437 1.097 0.900
H5 0.437 1.097 -0.900
H6 0.889 -1.042 0.000

Atom - Atom Distances (Å)
  C1 O2 H3 H4 H5 H6
C11.42321.10191.11061.11061.9438
O21.42322.03242.12082.12080.9771
H31.10192.03241.78841.78842.8349
H41.11062.12081.78841.79962.3640
H51.11062.12081.78841.79962.3640
H61.94380.97712.83492.36402.3640

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 106.679 O2 C1 H3 106.503
O2 C1 H4 113.072 O2 C1 H5 113.072
H3 C1 H4 107.862 H3 C1 H5 107.862
H4 C1 H5 108.219
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.267      
2 O -0.573      
3 H 0.173      
4 H 0.140      
5 H 0.140      
6 H 0.386      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.404 0.822 0.000 1.627
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.563 -2.085 0.000
y -2.085 -13.063 0.000
z 0.000 0.000 -13.635
Traceless
 xyz
x 1.787 -2.085 0.000
y -2.085 -0.464 0.000
z 0.000 0.000 -1.322
Polar
3z2-r2-2.645
x2-y21.501
xy-2.085
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.465 -0.151 0.000
y -0.151 2.615 0.000
z 0.000 0.000 2.139


<r2> (average value of r2) Å2
<r2> 23.714
(<r2>)1/2 4.870