return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: MP2=FULL/cc-pVTZ

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=FULL/cc-pVTZ
 hartrees
Energy at 0K-835.928907
Energy at 298.15K 
HF Energy-835.308555
Nuclear repulsion energy150.064389
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/cc-pVTZ
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 3200 3038 3.56 49.35 0.75 0.86
2 A 3184 3023 3.34 76.70 0.75 0.86
3 A 3099 2942 14.53 160.88 0.02 0.04
4 A 2720 2582 2.10 144.68 0.25 0.40
5 A 1503 1427 7.74 6.84 0.74 0.85
6 A 1484 1409 8.68 8.05 0.75 0.86
7 A 1359 1290 2.64 0.39 0.74 0.85
8 A 988 938 3.81 1.88 0.46 0.63
9 A 984 934 4.88 1.89 0.39 0.56
10 A 898 853 4.49 11.81 0.61 0.75
11 A 736 699 1.55 11.79 0.26 0.42
12 A 541 513 0.52 11.05 0.19 0.32
13 A 327 311 14.08 5.75 0.75 0.86
14 A 244 232 0.13 4.44 0.61 0.75
15 A 184 174 0.38 0.03 0.61 0.76

Unscaled Zero Point Vibrational Energy (zpe) 10724.5 cm-1
Scaled (by 0.9494) Zero Point Vibrational Energy (zpe) 10181.8 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=FULL/cc-pVTZ
ABC
0.55766 0.14958 0.12363

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.617 0.692 -0.006
S2 -0.477 -0.707 0.014
S3 1.336 0.242 -0.087
H4 1.525 0.437 1.224
H5 -1.458 1.295 -0.890
H6 -2.616 0.269 -0.029
H7 -1.501 1.293 0.887

Atom - Atom Distances (Å)
  C1 S2 S3 H4 H5 H6 H7
C11.80482.98823.38361.08221.08571.0826
S21.80482.04922.60392.40622.35222.4109
S32.98822.04921.33813.09213.95333.1784
H43.38362.60391.33813.75534.33033.1629
H51.08222.40623.09213.75531.77101.7774
H61.08572.35223.95334.33031.77101.7701
H71.08262.41093.17843.16291.77741.7701

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 101.485 S2 C1 H5 110.393
S2 C1 H6 106.251 S2 C1 H7 110.726
S2 S3 H4 98.287 H5 C1 H6 109.556
H5 C1 H7 110.380 H6 C1 H7 109.442
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability