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All results from a given calculation for CH3SSH (Hydrogen methyl disulfide)

using model chemistry: MP2/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2/STO-3G
 hartrees
Energy at 0K-826.179034
Energy at 298.15K 
HF Energy-826.076077
Nuclear repulsion energy147.759581
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/STO-3G
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 3534 3082 1.06 36.71 0.71 0.83
2 A 3517 3067 5.47 23.94 0.74 0.85
3 A 3345 2917 3.51 38.01 0.01 0.02
4 A 3038 2649 33.24 72.04 0.30 0.46
5 A 1736 1514 3.39 13.69 0.73 0.84
6 A 1721 1500 2.65 18.58 0.75 0.86
7 A 1588 1384 13.83 4.43 0.68 0.81
8 A 1098 958 7.54 4.63 0.61 0.76
9 A 1092 952 1.10 4.58 0.73 0.85
10 A 1051 917 15.25 14.44 0.74 0.85
11 A 868 757 0.74 11.49 0.36 0.53
12 A 636 555 0.13 15.44 0.29 0.44
13 A 277 242 3.65 2.85 0.67 0.80
14 A 242 211 6.36 15.10 0.74 0.85
15 A 162 141 0.24 0.13 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 11953.0 cm-1
Scaled (by 0.8719) Zero Point Vibrational Energy (zpe) 10421.8 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/STO-3G
ABC
0.52310 0.14748 0.12059

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/STO-3G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.607 0.714 -0.006
S2 -0.493 -0.733 0.012
S3 1.352 0.248 -0.086
H4 1.497 0.417 1.250
H5 -1.482 1.330 -0.915
H6 -2.648 0.346 0.018
H7 -1.459 1.370 0.872

Atom - Atom Distances (Å)
  C1 S2 S3 H4 H5 H6 H7
C11.82642.99653.36161.10531.10391.1058
S21.82642.09172.61062.46792.40992.4688
S32.99652.09171.35503.14424.00213.1743
H43.36162.61061.35503.79404.32463.1282
H51.10532.46793.14423.79401.78761.7881
H61.10392.40994.00214.32461.78761.7868
H71.10582.46883.17433.12821.78811.7868

picture of Hydrogen methyl disulfide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 S3 99.557 S2 C1 H5 112.317
S2 C1 H6 108.109 S2 C1 H7 112.356
S2 S3 H4 96.117 H5 C1 H6 108.028
H5 C1 H7 107.939 H6 C1 H7 107.920
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability