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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: CCSD(T)=FULL/cc-pVQZ

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(T)=FULL/cc-pVQZ
 hartrees
Energy at 0K-438.290249
Energy at 298.15K-438.294109
HF Energy-437.764043
Nuclear repulsion energy56.468252
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(T)=FULL/cc-pVQZ
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' 3167 3058        
2 A' 3075 2969        
3 A' 2705 2612        
4 A' 1503 1451        
5 A' 1366 1319        
6 A' 1105 1067        
7 A' 805 777        
8 A' 729 704        
9 A" 3169 3060        
10 A" 1489 1438        
11 A" 981 947        
12 A" 234 226        

Unscaled Zero Point Vibrational Energy (zpe) 10164.1 cm-1
Scaled (by 0.9656) Zero Point Vibrational Energy (zpe) 9814.4 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(T)=FULL/cc-pVQZ
ABC
3.46282 0.43308 0.41523

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)=FULL/cc-pVQZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.048 1.151 0.000
S2 -0.048 -0.664 0.000
H3 1.280 -0.822 0.000
H4 -1.090 1.455 0.000
H5 0.432 1.542 0.890
H6 0.432 1.542 -0.890

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5 H6
C11.81432.37791.08551.08431.0843
S21.81431.33742.36072.42652.4265
H32.37791.33743.28632.66482.6648
H41.08552.36073.28631.76511.7651
H51.08432.42652.66481.76511.7805
H61.08432.42652.66481.76511.7805

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 96.795 S2 C1 H4 106.263
S2 C1 H5 111.164 S2 C1 H6 111.164
H4 C1 H5 108.869 H4 C1 H6 108.869
H5 C1 H6 110.378
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability