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

using model chemistry: CCD/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/6-31G(2df,p)
 hartrees
Energy at 0K-115.470505
Energy at 298.15K-115.474673
HF Energy-115.053990
Nuclear repulsion energy40.439622
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 CCD/6-31G(2df,p)
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' 3936 3728 27.02      
2 A' 3186 3017 24.51      
3 A' 3062 2900 42.62      
4 A' 1553 1471 3.04      
5 A' 1525 1444 4.00      
6 A' 1424 1349 30.80      
7 A' 1126 1067 18.11      
8 A' 1092 1035 88.64      
9 A" 3122 2957 54.24      
10 A" 1538 1457 1.82      
11 A" 1206 1142 1.07      
12 A" 326 309 111.01      

Unscaled Zero Point Vibrational Energy (zpe) 11547.8 cm-1
Scaled (by 0.9472) Zero Point Vibrational Energy (zpe) 10938.1 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 CCD/6-31G(2df,p)
ABC
4.28761 0.83439 0.80485

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.047 0.658 0.000
O2 -0.047 -0.755 0.000
H3 -1.089 0.976 0.000
H4 0.438 1.076 0.890
H5 0.438 1.076 -0.890
H6 0.865 -1.042 0.000

Atom - Atom Distances (Å)
  C1 O2 H3 H4 H5 H6
C11.41271.09011.09581.09581.9293
O21.41272.02062.09242.09240.9560
H31.09012.02061.77011.77012.8096
H41.09582.09241.77011.77912.3370
H51.09582.09241.77011.77912.3370
H61.92930.95602.80962.33702.3370

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 107.507 O2 C1 H3 106.966
O2 C1 H4 112.431 O2 C1 H5 112.431
H3 C1 H4 108.149 H3 C1 H5 108.149
H4 C1 H5 108.540
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability