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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: MP2=FULL/daug-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=FULL/daug-cc-pVDZ
 hartrees
Energy at 0K-438.045970
Energy at 298.15K-438.049828
HF Energy-437.730484
Nuclear repulsion energy55.956760
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=FULL/daug-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' 3197 3197 5.86 52.73 0.75 0.86
2 A' 3089 3089 22.95 156.36 0.00 0.00
3 A' 2761 2761 1.69 131.06 0.20 0.33
4 A' 1478 1478 6.37 4.43 0.75 0.86
5 A' 1348 1348 7.09 0.57 0.04 0.08
6 A' 1092 1092 9.98 1.88 0.65 0.79
7 A' 801 801 0.36 8.13 0.17 0.30
8 A' 725 725 2.00 15.64 0.18 0.30
9 A" 3201 3201 5.12 60.91 0.75 0.86
10 A" 1465 1465 3.53 4.16 0.75 0.86
11 A" 974 974 4.05 0.12 0.75 0.86
12 A" 235 235 11.43 0.22 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10182.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10182.4 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 MP2=FULL/daug-cc-pVDZ
ABC
3.39185 0.42552 0.40808

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.048 1.161 0.000
S2 -0.048 -0.670 0.000
H3 1.291 -0.826 0.000
H4 -1.103 1.464 0.000
H5 0.434 1.556 0.902
H6 0.434 1.556 -0.902

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5 H6
C11.83022.39551.09791.09651.0965
S21.83021.34792.38052.44972.4497
H32.39551.34793.31302.68752.6875
H41.09792.38053.31301.78451.7845
H51.09652.44972.68751.78451.8033
H61.09652.44972.68751.78451.8033

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 96.659 S2 C1 H4 106.065
S2 C1 H5 111.165 S2 C1 H6 111.165
H4 C1 H5 108.828 H4 C1 H6 108.828
H5 C1 H6 110.636
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability