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/Def2TZVPP

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/Def2TZVPP
 hartrees
Energy at 0K-835.877221
Energy at 298.15K 
HF Energy-835.299265
Nuclear repulsion energy149.463687
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/Def2TZVPP
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 3175 3175 6.16      
2 A 3159 3159 5.72      
3 A 3071 3071 17.43      
4 A 2698 2698 4.08      
5 A 1501 1501 7.30      
6 A 1481 1481 7.69      
7 A 1372 1372 3.59      
8 A 990 990 4.05      
9 A 986 986 3.38      
10 A 904 904 4.69      
11 A 726 726 1.15      
12 A 525 525 0.47      
13 A 327 327 13.24      
14 A 245 245 0.11      
15 A 176 176 0.34      

Unscaled Zero Point Vibrational Energy (zpe) 10667.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10667.9 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/Def2TZVPP
ABC
0.55860 0.14767 0.12239

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/Def2TZVPP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.631 0.688 -0.006
S2 -0.477 -0.707 0.014
S3 1.344 0.243 -0.087
H4 1.540 0.440 1.223
H5 -1.482 1.295 -0.895
H6 -2.631 0.256 -0.025
H7 -1.518 1.296 0.888

Atom - Atom Distances (Å)
  C1 S2 S3 H4 H5 H6 H7
C11.81103.00933.40981.08631.08971.0867
S21.81102.05612.61572.41692.35992.4208
S33.00932.05611.33933.12113.97553.2018
H43.40982.61571.33933.78744.35743.1933
H51.08632.41693.12113.78741.77691.7830
H61.08972.35993.97554.35741.77691.7760
H71.08672.42083.20183.19331.78301.7760

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 102.004 S2 C1 H5 110.558
S2 C1 H6 106.218 S2 C1 H7 110.830
S2 S3 H4 98.569 H5 C1 H6 109.489
H5 C1 H7 110.273 H6 C1 H7 109.382
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability