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

using model chemistry: MP2/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 MP2/cc-pVDZ
 hartrees
Energy at 0K-115.387971
Energy at 298.15K-115.392161
HF Energy-115.048497
Nuclear repulsion energy40.195125
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 MP2/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' 3868 3684 29.03 65.69 0.28 0.44
2 A' 3190 3038 31.31 73.33 0.59 0.74
3 A' 3043 2898 57.71 139.92 0.05 0.09
4 A' 1519 1447 3.35 15.88 0.73 0.84
5 A' 1494 1423 8.83 5.53 0.62 0.76
6 A' 1401 1334 25.42 2.12 0.74 0.85
7 A' 1114 1061 22.55 7.07 0.42 0.59
8 A' 1080 1029 87.33 0.42 0.74 0.85
9 A" 3112 2964 74.44 73.52 0.75 0.86
10 A" 1503 1431 1.69 16.22 0.75 0.86
11 A" 1181 1125 1.18 4.79 0.75 0.86
12 A" 353 336 113.40 3.24 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 11428.4 cm-1
Scaled (by 0.9525) Zero Point Vibrational Energy (zpe) 10885.5 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 MP2/cc-pVDZ
ABC
4.20439 0.82735 0.79734

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.047 0.658 0.000
O2 -0.047 -0.759 0.000
H3 -1.099 0.980 0.000
H4 0.439 1.088 0.897
H5 0.439 1.088 -0.897
H6 0.880 -1.030 0.000

Atom - Atom Distances (Å)
  C1 O2 H3 H4 H5 H6
C11.41751.10021.10731.10731.9255
O21.41752.03272.11082.11080.9656
H31.10022.03271.78401.78402.8204
H41.10732.11081.78401.79382.3420
H51.10732.11081.78401.79382.3420
H61.92550.96562.82042.34202.3420

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 106.252 O2 C1 H3 107.004
O2 C1 H4 112.873 O2 C1 H5 112.873
H3 C1 H4 107.837 H3 C1 H5 107.837
H4 C1 H5 108.185
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability