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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: MP2=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 MP2=FULL/aug-cc-pV(T+d)Z
 hartrees
Energy at 0K-438.253757
Energy at 298.15K-438.257770
HF Energy-437.759863
Nuclear repulsion energy56.743487
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 MP2=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' 3190 3190 3.82      
2 A' 3112 3112 18.96      
3 A' 2778 2778 0.50      
4 A' 1522 1522 7.43      
5 A' 1376 1376 4.55      
6 A' 1113 1113 10.83      
7 A' 819 819 0.25      
8 A' 746 746 1.21      
9 A" 3196 3196 2.88      
10 A" 1506 1506 4.44      
11 A" 994 994 4.39      
12 A" 245 245 10.69      

Unscaled Zero Point Vibrational Energy (zpe) 10298.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10298.5 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 MP2=FULL/aug-cc-pV(T+d)Z
ABC
3.48179 0.43790 0.41992

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/aug-cc-pV(T+d)Z

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.047 1.143 0.000
S2 -0.047 -0.660 0.000
H3 1.273 -0.811 0.000
H4 -1.089 1.447 0.000
H5 0.430 1.535 0.890
H6 0.430 1.535 -0.890

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5 H6
C11.80362.35871.08461.08301.0830
S21.80361.32922.35042.41632.4163
H32.35871.32923.26762.64722.6472
H41.08462.35043.26761.76201.7620
H51.08302.41632.64721.76201.7799
H61.08302.41632.64721.76201.7799

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 96.514 S2 C1 H4 106.257
S2 C1 H5 111.200 S2 C1 H6 111.200
H4 C1 H5 108.757 H4 C1 H6 108.757
H5 C1 H6 110.520
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability