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

using model chemistry: MP2/SDD

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/SDD
 hartrees
Energy at 0K-835.328060
Energy at 298.15K 
HF Energy-835.116889
Nuclear repulsion energy138.949942
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/SDD
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 3082 17.15 42.56 0.75 0.86
2 A 3175 3065 9.38 76.85 0.74 0.85
3 A 3050 2944 25.81 135.72 0.02 0.04
4 A 2491 2405 26.39 147.74 0.35 0.52
5 A 1508 1456 9.81 14.89 0.65 0.79
6 A 1488 1436 12.63 18.58 0.75 0.86
7 A 1414 1365 2.86 1.07 0.60 0.75
8 A 1011 976 5.39 11.40 0.75 0.86
9 A 1007 972 9.97 9.41 0.72 0.84
10 A 791 763 2.31 31.44 0.72 0.84
11 A 649 627 0.70 25.93 0.33 0.50
12 A 415 400 0.20 19.99 0.25 0.40
13 A 229 221 26.47 29.87 0.75 0.86
14 A 212 204 0.86 7.02 0.65 0.79
15 A 172 166 1.32 0.77 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10402.0 cm-1
Scaled (by 0.9653) Zero Point Vibrational Energy (zpe) 10041.1 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 MP2/SDD
ABC
0.48105 0.12665 0.10456

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.684 0.795 0.001
S2 -0.591 -0.758 0.007
S3 1.476 0.239 -0.087
H4 1.664 0.327 1.272
H5 -1.474 1.395 -0.895
H6 -2.724 0.431 -0.024
H7 -1.514 1.388 0.910

Atom - Atom Distances (Å)
  C1 S2 S3 H4 H5 H6 H7
C11.89863.20883.61131.09831.10201.0990
S21.89862.29662.80382.49642.44192.5041
S33.20882.29661.37443.26974.20413.3540
H43.61132.80381.37443.96034.57613.3697
H51.09832.49643.26973.96031.80261.8051
H61.10202.44194.20414.57611.80261.8030
H71.09902.50413.35403.36971.80511.8030

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 99.354 S2 C1 H5 109.921
S2 C1 H6 105.866 S2 C1 H7 110.453
S2 S3 H4 96.347 H5 C1 H6 110.024
H5 C1 H7 110.472 H6 C1 H7 110.007
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability