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: QCISD(T)=FULL/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at QCISD(T)=FULL/cc-pVDZ
 hartrees
Energy at 0K-835.746084
Energy at 298.15K 
HF Energy-835.258016
Nuclear repulsion energy147.081099
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 QCISD(T)=FULL/cc-pVDZ
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 3172 3042        
2 A 3158 3029        
3 A 3056 2930        
4 A 2675 2565        
5 A 1472 1412        
6 A 1453 1393        
7 A 1340 1285        
8 A 971 931        
9 A 967 928        
10 A 878 842        
11 A 706 677        
12 A 495 474        
13 A 306 293        
14 A 240 230        
15 A 175 168        

Unscaled Zero Point Vibrational Energy (zpe) 10531.0 cm-1
Scaled (by 0.959) Zero Point Vibrational Energy (zpe) 10099.3 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 QCISD(T)=FULL/cc-pVDZ
ABC
0.53434 0.14390 0.11880

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)=FULL/cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.635 0.713 -0.006
S2 -0.498 -0.722 0.014
S3 1.366 0.243 -0.088
H4 1.549 0.432 1.244
H5 -1.474 1.325 -0.908
H6 -2.658 0.295 -0.022
H7 -1.508 1.330 0.900

Atom - Atom Distances (Å)
  C1 S2 S3 H4 H5 H6 H7
C11.83103.03903.43201.10231.10521.1030
S21.83102.10172.65222.44842.38752.4529
S33.03902.10171.35713.14864.02513.2275
H43.43202.65221.35713.81714.39533.2047
H51.10232.44843.14863.81711.80221.8079
H61.10522.38754.02514.39531.80221.8013
H71.10302.45293.22753.20471.80791.8013

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 100.978 S2 C1 H5 110.705
S2 C1 H6 106.153 S2 C1 H7 110.993
S2 S3 H4 97.806 H5 C1 H6 109.455
H5 C1 H7 110.127 H6 C1 H7 109.315
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability