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

using model chemistry: MP2/LANL2DZ

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/LANL2DZ
 hartrees
Energy at 0K-60.110371
Energy at 298.15K 
HF Energy-59.923420
Nuclear repulsion energy44.993154
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/LANL2DZ
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 3193 3076 17.51 44.87 0.75 0.86
2 A 3178 3061 9.48 78.20 0.74 0.85
3 A 3052 2940 26.97 138.10 0.01 0.03
4 A 2524 2431 26.07 165.33 0.32 0.49
5 A 1509 1453 9.71 14.75 0.65 0.79
6 A 1490 1435 11.75 18.84 0.75 0.86
7 A 1416 1364 2.96 0.90 0.58 0.74
8 A 1014 976 6.48 12.95 0.75 0.86
9 A 1008 971 11.02 10.16 0.70 0.83
10 A 806 776 3.12 34.19 0.74 0.85
11 A 655 631 0.81 27.68 0.34 0.50
12 A 403 388 0.29 22.35 0.25 0.40
13 A 228 220 28.07 46.88 0.75 0.86
14 A 210 203 1.20 7.15 0.70 0.82
15 A 169 163 1.20 0.79 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10427.2 cm-1
Scaled (by 0.9631) Zero Point Vibrational Energy (zpe) 10042.5 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/LANL2DZ
ABC
0.48269 0.12629 0.10439

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/LANL2DZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.694 0.789 -0.000
S2 -0.585 -0.758 0.009
S3 1.476 0.240 -0.087
H4 1.674 0.346 1.272
H5 -1.491 1.392 -0.896
H6 -2.729 0.413 -0.025
H7 -1.532 1.385 0.909

Atom - Atom Distances (Å)
  C1 S2 S3 H4 H5 H6 H7
C11.90333.21813.62781.09851.10161.0991
S21.90332.29182.81402.50212.44302.5097
S33.21812.29181.37763.28384.20893.3686
H43.62782.81401.37763.97684.59093.3899
H51.09852.50213.28383.97681.80281.8052
H61.10162.44304.20894.59091.80281.8029
H71.09912.50973.36863.38991.80521.8029

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 99.774 S2 C1 H5 110.017
S2 C1 H6 105.663 S2 C1 H7 110.539
S2 S3 H4 96.992 H5 C1 H6 110.050
H5 C1 H7 110.457 H6 C1 H7 110.013
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability