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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: MP4=FULL/cc-pV(T+d)Z

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP4=FULL/cc-pV(T+d)Z
 hartrees
Energy at 0K-438.288311
Energy at 298.15K-438.292200
HF Energy-437.758753
Nuclear repulsion energy56.484649
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 MP4=FULL/cc-pV(T+d)Z
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' 3155 3155        
2 A' 3082 3082        
3 A' 2727 2727        
4 A' 1509 1509        
5 A' 1371 1371        
6 A' 1106 1106        
7 A' 806 806        
8 A' 728 728        
9 A" 3159 3159        
10 A" 1495 1495        
11 A" 981 981        
12 A" 253 253        

Unscaled Zero Point Vibrational Energy (zpe) 10186.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10186.0 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 MP4=FULL/cc-pV(T+d)Z
ABC
3.47079 0.43300 0.41527

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4=FULL/cc-pV(T+d)Z

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.048 1.150 0.000
S2 -0.048 -0.664 0.000
H3 1.278 -0.817 0.000
H4 -1.090 1.452 0.000
H5 0.429 1.545 0.890
H6 0.429 1.545 -0.890

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5 H6
C11.81432.37181.08561.08431.0843
S21.81431.33382.35892.42912.4291
H32.37181.33383.27942.66322.6632
H41.08562.35893.27941.76351.7635
H51.08432.42912.66321.76351.7805
H61.08432.42912.66321.76351.7805

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 96.583 S2 C1 H4 106.129
S2 C1 H5 111.366 S2 C1 H6 111.366
H4 C1 H5 108.726 H4 C1 H6 108.726
H5 C1 H6 110.373
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability