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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: B2PLYP=FULLultrafine/cc-pCVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP=FULLultrafine/cc-pCVDZ
 hartrees
Energy at 0K-438.568832
Energy at 298.15K 
HF Energy-438.412031
Nuclear repulsion energy55.947586
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 B2PLYP=FULLultrafine/cc-pCVDZ
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' 3183 3183 6.42      
2 A' 3080 3080 25.64      
3 A' 2714 2714 8.00      
4 A' 1479 1479 6.93      
5 A' 1351 1351 9.20      
6 A' 1098 1098 12.53      
7 A' 800 800 0.48      
8 A' 716 716 2.32      
9 A" 3180 3180 9.81      
10 A" 1467 1467 4.34      
11 A" 972 972 5.23      
12 A" 253 253 15.74      

Unscaled Zero Point Vibrational Energy (zpe) 10146.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10146.1 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 B2PLYP=FULLultrafine/cc-pCVDZ
ABC
3.38803 0.42580 0.40821

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/cc-pCVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.048 1.159 0.000
S2 -0.048 -0.669 0.000
H3 1.294 -0.828 0.000
H4 -1.103 1.464 0.000
H5 0.434 1.560 0.901
H6 0.434 1.560 -0.901

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5 H6
C11.82852.39791.09821.09771.0977
S21.82851.35152.38012.45292.4529
H32.39791.35153.31662.69362.6936
H41.09822.38013.31661.78441.7844
H51.09772.45292.69361.78441.8013
H61.09772.45292.69361.78441.8013

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 96.736 S2 C1 H4 106.121
S2 C1 H5 111.450 S2 C1 H6 111.450
H4 C1 H5 108.701 H4 C1 H6 108.701
H5 C1 H6 110.262
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability