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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: MP3=FULL/aug-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 MP3=FULL/aug-cc-pV(T+d)Z
 hartrees
Energy at 0K-438.284698
Energy at 298.15K-438.288706
HF Energy-437.759924
Nuclear repulsion energy56.633462
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 MP3=FULL/aug-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' 3189 3189 5.03      
2 A' 3122 3122 19.32      
3 A' 2759 2759 1.65      
4 A' 1529 1529 7.22      
5 A' 1387 1387 4.44      
6 A' 1122 1122 10.74      
7 A' 819 819 0.32      
8 A' 743 743 1.17      
9 A" 3195 3195 4.23      
10 A" 1514 1514 4.48      
11 A" 998 998 3.87      
12 A" 241 241 10.42      

Unscaled Zero Point Vibrational Energy (zpe) 10308.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10308.3 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 MP3=FULL/aug-cc-pV(T+d)Z
ABC
3.48119 0.43557 0.41772

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/aug-cc-pV(T+d)Z

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.048 1.147 0.000
S2 -0.048 -0.662 0.000
H3 1.274 -0.817 0.000
H4 -1.088 1.452 0.000
H5 0.431 1.536 0.889
H6 0.431 1.536 -0.889

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5 H6
C11.80912.36771.08391.08231.0823
S21.80911.33082.35602.41912.4191
H32.36771.33083.27542.65362.6536
H41.08392.35603.27541.76181.7618
H51.08232.41912.65361.76181.7789
H61.08232.41912.65361.76181.7789

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 96.705 S2 C1 H4 106.339
S2 C1 H5 111.070 S2 C1 H6 111.070
H4 C1 H5 108.845 H4 C1 H6 108.845
H5 C1 H6 110.535
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability