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

using model chemistry: CCSD/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCSD/TZVP
 hartrees
Energy at 0K-115.471037
Energy at 298.15K-115.475206
HF Energy-115.086604
Nuclear repulsion energy40.319789
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 CCSD/TZVP
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' 3892 3715 21.10      
2 A' 3167 3023 31.23      
3 A' 3043 2904 54.58      
4 A' 1540 1470 6.96      
5 A' 1526 1456 6.20      
6 A' 1405 1341 22.55      
7 A' 1105 1055 0.09      
8 A' 1081 1032 114.49      
9 A" 3098 2957 64.86      
10 A" 1516 1447 1.30      
11 A" 1206 1151 1.51      
12 A" 329 314 129.79      

Unscaled Zero Point Vibrational Energy (zpe) 11454.1 cm-1
Scaled (by 0.9544) Zero Point Vibrational Energy (zpe) 10931.8 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 CCSD/TZVP
ABC
4.27599 0.82815 0.79884

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.047 0.663 0.000
O2 -0.047 -0.757 0.000
H3 -1.088 0.980 0.000
H4 0.440 1.073 0.890
H5 0.440 1.073 -0.890
H6 0.868 -1.046 0.000

Atom - Atom Distances (Å)
  C1 O2 H3 H4 H5 H6
C11.42041.08841.09471.09471.9387
O21.42042.02552.09322.09320.9597
H31.08842.02551.77121.77122.8165
H41.09472.09321.77121.78062.3383
H51.09472.09321.77121.78062.3383
H61.93870.95972.81652.33832.3383

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 107.501 O2 C1 H3 106.929
O2 C1 H4 112.015 O2 C1 H5 112.015
H3 C1 H4 108.454 H3 C1 H5 108.454
H4 C1 H5 108.842
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability