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: CCSD/cc-pCVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at CCSD/cc-pCVTZ
 hartrees
Energy at 0K-835.893078
Energy at 298.15K 
HF Energy-835.312844
Nuclear repulsion energy149.376037
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 CCSD/cc-pCVTZ
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 3171 3171 6.20      
2 A 3156 3156 5.64      
3 A 3068 3068 17.72      
4 A 2691 2691 4.18      
5 A 1500 1500 7.15      
6 A 1481 1481 7.57      
7 A 1368 1368 3.86      
8 A 991 991 4.89      
9 A 987 987 2.71      
10 A 903 903 4.72      
11 A 727 727 1.14      
12 A 526 526 0.48      
13 A 324 324 13.26      
14 A 245 245 0.10      
15 A 176 176 0.34      

Unscaled Zero Point Vibrational Energy (zpe) 10656.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10656.8 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 CCSD/cc-pCVTZ
ABC
0.55806 0.14748 0.12224

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/cc-pCVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.632 0.689 -0.006
S2 -0.477 -0.707 0.015
S3 1.345 0.243 -0.087
H4 1.541 0.440 1.225
H5 -1.483 1.295 -0.895
H6 -2.633 0.256 -0.025
H7 -1.520 1.297 0.888

Atom - Atom Distances (Å)
  C1 S2 S3 H4 H5 H6 H7
C11.81193.01113.41221.08661.08991.0870
S21.81192.05732.61772.41822.36152.4226
S33.01112.05731.34073.12333.97793.2046
H43.41222.61771.34073.79044.36033.1965
H51.08662.41823.12333.79041.77681.7833
H61.08992.36153.97794.36031.77681.7759
H71.08702.42263.20463.19651.78331.7759

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 102.013 S2 C1 H5 110.578
S2 C1 H6 106.260 S2 C1 H7 110.883
S2 S3 H4 98.577 H5 C1 H6 109.442
H5 C1 H7 110.257 H6 C1 H7 109.329
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability