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

using model chemistry: QCISD/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 QCISD/6-31G(2df,p)
 hartrees
Energy at 0K-835.785617
Energy at 298.15K 
HF Energy-835.239924
Nuclear repulsion energy148.911975
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/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 3207 3038 3.55      
2 A 3190 3023 3.25      
3 A 3095 2933 12.26      
4 A 2701 2559 2.95      
5 A 1510 1431 7.13      
6 A 1492 1413 6.70      
7 A 1384 1311 4.87      
8 A 998 946 7.50      
9 A 994 942 3.13      
10 A 909 861 5.51      
11 A 729 691 1.20      
12 A 532 504 0.49      
13 A 323 306 15.68      
14 A 245 232 0.16      
15 A 175 166 0.38      

Unscaled Zero Point Vibrational Energy (zpe) 10742.2 cm-1
Scaled (by 0.9474) Zero Point Vibrational Energy (zpe) 10177.2 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/6-31G(2df,p)
ABC
0.55425 0.14659 0.12147

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.637 0.692 -0.005
S2 -0.479 -0.710 0.015
S3 1.349 0.244 -0.087
H4 1.550 0.441 1.227
H5 -1.484 1.300 -0.896
H6 -2.639 0.258 -0.028
H7 -1.526 1.300 0.892

Atom - Atom Distances (Å)
  C1 S2 S3 H4 H5 H6 H7
C11.81773.02013.42541.08911.09241.0896
S21.81772.06422.62842.42432.36752.4296
S33.02012.06421.34383.12923.98863.2152
H43.42542.62841.34383.80034.37643.2105
H51.08912.42433.12923.80031.78151.7879
H61.09242.36753.98864.37641.78151.7805
H71.08962.42963.21523.21051.78791.7805

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 101.965 S2 C1 H5 110.500
S2 C1 H6 106.195 S2 C1 H7 110.879
S2 S3 H4 98.725 H5 C1 H6 109.501
H5 C1 H7 110.296 H6 C1 H7 109.376
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability