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

using model chemistry: CCSD/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 CCSD/cc-pVDZ
 hartrees
Energy at 0K-115.412921
Energy at 298.15K-115.417105
HF Energy-115.048485
Nuclear repulsion energy40.178798
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/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' 3869 3665 21.74      
2 A' 3150 2984 35.50      
3 A' 3018 2859 57.53      
4 A' 1517 1437 3.43      
5 A' 1495 1416 9.46      
6 A' 1414 1339 29.67      
7 A' 1115 1057 32.17      
8 A' 1085 1027 74.13      
9 A" 3073 2911 80.19      
10 A" 1499 1420 1.33      
11 A" 1182 1119 1.86      
12 A" 346 328 112.40      

Unscaled Zero Point Vibrational Energy (zpe) 11381.2 cm-1
Scaled (by 0.9473) Zero Point Vibrational Energy (zpe) 10781.4 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/cc-pVDZ
ABC
4.19194 0.82718 0.79734

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/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 -1.101 0.983 0.000
H4 0.442 1.087 0.899
H5 0.442 1.087 -0.899
H6 0.877 -1.035 0.000

Atom - Atom Distances (Å)
  C1 O2 H3 H4 H5 H6
C11.41681.10281.10981.10981.9286
O21.41682.03552.11092.11090.9647
H31.10282.03551.78871.78872.8254
H41.10982.11091.78871.79822.3455
H51.10982.11091.78871.79822.3455
H61.92860.96472.82542.34552.3455

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 106.617 O2 C1 H3 107.114
O2 C1 H4 112.763 O2 C1 H5 112.763
H3 C1 H4 107.881 H3 C1 H5 107.881
H4 C1 H5 108.220
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability