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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: CCSD=FULL/aug-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=FULL/aug-cc-pVDZ
 hartrees
Energy at 0K-438.078138
Energy at 298.15K-438.081980
HF Energy-437.729873
Nuclear repulsion energy55.784235
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=FULL/aug-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' 3166 3166 8.62      
2 A' 3071 3071 24.89      
3 A' 2717 2717 5.33      
4 A' 1479 1479 5.60      
5 A' 1355 1355 8.22      
6 A' 1096 1096 9.82      
7 A' 798 798 0.47      
8 A' 718 718 1.88      
9 A" 3169 3169 7.81      
10 A" 1468 1468 3.29      
11 A" 972 972 3.57      
12 A" 228 228 10.81      

Unscaled Zero Point Vibrational Energy (zpe) 10118.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10118.6 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=FULL/aug-cc-pVDZ
ABC
3.37628 0.42268 0.40534

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.048 1.165 0.000
S2 -0.048 -0.672 0.000
H3 1.294 -0.831 0.000
H4 -1.105 1.472 0.000
H5 0.437 1.560 0.903
H6 0.437 1.560 -0.903

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5 H6
C11.83652.40521.10001.09871.0987
S21.83651.35202.38972.45612.4561
H32.40521.35203.32532.69592.6959
H41.10002.38973.32531.78861.7886
H51.09872.45612.69591.78861.8061
H61.09872.45612.69591.78861.8061

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 96.760 S2 C1 H4 106.210
S2 C1 H5 111.093 S2 C1 H6 111.093
H4 C1 H5 108.874 H4 C1 H6 108.874
H5 C1 H6 110.555
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability