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

using model chemistry: TPSSh/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at TPSSh/STO-3G
 hartrees
Energy at 0K-827.649145
Energy at 298.15K 
HF Energy-827.649145
Nuclear repulsion energy147.027794
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 TPSSh/STO-3G
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 3469 3469 1.24 42.99 0.71 0.83
2 A 3451 3451 5.22 28.22 0.74 0.85
3 A 3287 3287 2.53 50.90 0.01 0.01
4 A 2902 2902 41.30 83.62 0.28 0.44
5 A 1692 1692 5.16 14.38 0.73 0.85
6 A 1676 1676 3.92 19.54 0.75 0.86
7 A 1535 1535 10.61 5.30 0.63 0.77
8 A 1062 1062 8.99 4.88 0.61 0.76
9 A 1054 1054 1.29 5.22 0.75 0.85
10 A 1003 1003 11.34 17.21 0.71 0.83
11 A 813 813 1.56 12.35 0.30 0.46
12 A 597 597 0.18 10.88 0.31 0.48
13 A 295 295 9.77 14.28 0.75 0.86
14 A 254 254 0.06 4.86 0.62 0.77
15 A 152 152 0.28 0.09 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 11620.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 11620.3 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 TPSSh/STO-3G
ABC
0.52207 0.14538 0.11919

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/STO-3G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.621 0.716 -0.004
S2 -0.496 -0.733 0.011
S3 1.361 0.250 -0.087
H4 1.521 0.399 1.263
H5 -1.492 1.334 -0.908
H6 -2.655 0.334 0.007
H7 -1.484 1.362 0.881

Atom - Atom Distances (Å)
  C1 S2 S3 H4 H5 H6 H7
C11.83453.01923.40271.10331.10221.1038
S21.83452.10282.62992.47182.40822.4739
S33.01922.10281.36753.16024.01763.2041
H43.40272.62991.36753.82954.36123.1786
H51.10332.47183.16023.82951.78671.7895
H61.10222.40824.01764.36121.78671.7861
H71.10382.47393.20413.17861.78951.7861

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 99.914 S2 C1 H5 112.164
S2 C1 H6 107.548 S2 C1 H7 112.290
S2 S3 H4 96.236 H5 C1 H6 108.217
H5 C1 H7 108.346 H6 C1 H7 108.125
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.287      
2 S 0.073      
3 S 0.019      
4 H -0.025      
5 H 0.073      
6 H 0.077      
7 H 0.069      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.454 0.625 0.690 1.036
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.836 0.368 0.329
y 0.368 2.284 0.139
z 0.329 0.139 2.115


<r2> (average value of r2) Å2
<r2> 101.447
(<r2>)1/2 10.072