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

using model chemistry: MP2/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2/6-31G(2df,p)
 hartrees
Energy at 0K-835.736099
Energy at 298.15K 
HF Energy-835.240028
Nuclear repulsion energy149.612071
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 MP2/6-31G(2df,p)
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 3235 3055 1.52 45.62 0.75 0.86
2 A 3217 3039 1.58 71.28 0.74 0.85
3 A 3110 2937 8.65 113.00 0.02 0.05
4 A 2737 2585 0.83 118.35 0.29 0.45
5 A 1506 1422 7.77 9.99 0.73 0.85
6 A 1486 1404 7.58 14.25 0.75 0.86
7 A 1371 1295 3.68 2.24 0.52 0.68
8 A 996 941 7.31 3.42 0.50 0.67
9 A 992 937 4.98 3.22 0.66 0.80
10 A 908 857 5.48 15.59 0.61 0.76
11 A 737 696 1.47 10.09 0.27 0.43
12 A 542 512 0.49 11.79 0.19 0.31
13 A 330 311 17.02 3.16 0.75 0.86
14 A 245 231 0.19 4.21 0.57 0.72
15 A 180 170 0.42 0.02 0.70 0.83

Unscaled Zero Point Vibrational Energy (zpe) 10795.6 cm-1
Scaled (by 0.9445) Zero Point Vibrational Energy (zpe) 10196.5 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 MP2/6-31G(2df,p)
ABC
0.55717 0.14834 0.12280

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.628 0.689 -0.006
S2 -0.475 -0.708 0.015
S3 1.340 0.243 -0.087
H4 1.540 0.444 1.224
H5 -1.470 1.299 -0.893
H6 -2.629 0.256 -0.034
H7 -1.521 1.293 0.894

Atom - Atom Distances (Å)
  C1 S2 S3 H4 H5 H6 H7
C11.81133.00263.40701.08831.09171.0886
S21.81132.05192.61702.41682.36052.4229
S33.00262.05191.34153.10793.97013.2017
H43.40702.61701.34153.77774.35923.1937
H51.08832.41683.10793.77771.78071.7872
H61.09172.36053.97014.35921.78071.7795
H71.08862.42293.20173.19371.78721.7795

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 101.832 S2 C1 H5 110.421
S2 C1 H6 106.141 S2 C1 H7 110.861
S2 S3 H4 98.762 H5 C1 H6 109.541
H5 C1 H7 110.370 H6 C1 H7 109.410
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability