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: TPSSh/6-311G**

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/6-311G**
 hartrees
Energy at 0K-836.960475
Energy at 298.15K 
HF Energy-836.960475
Nuclear repulsion energy147.567395
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/6-311G**
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 3146 3146 9.49 62.56 0.75 0.86
2 A 3130 3130 8.47 98.87 0.74 0.85
3 A 3042 3042 20.33 170.52 0.02 0.05
4 A 2630 2630 10.12 166.11 0.28 0.44
5 A 1488 1488 10.98 10.37 0.74 0.85
6 A 1472 1472 8.48 12.30 0.75 0.86
7 A 1363 1363 5.85 2.11 0.59 0.74
8 A 985 985 8.79 3.44 0.60 0.75
9 A 981 981 8.08 3.39 0.65 0.79
10 A 866 866 8.29 22.58 0.57 0.72
11 A 684 684 1.83 12.61 0.33 0.49
12 A 480 480 1.06 15.98 0.30 0.46
13 A 334 334 20.08 9.42 0.75 0.86
14 A 230 230 0.46 4.22 0.61 0.76
15 A 178 178 0.72 0.02 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10504.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10504.1 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/6-311G**
ABC
0.55040 0.14310 0.11894

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/6-311G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.653 0.698 -0.005
S2 -0.489 -0.711 0.014
S3 1.367 0.243 -0.088
H4 1.577 0.434 1.235
H5 -1.492 1.315 -0.888
H6 -2.650 0.252 -0.046
H7 -1.558 1.296 0.902

Atom - Atom Distances (Å)
  C1 S2 S3 H4 H5 H6 H7
C11.82753.05483.46901.08961.09301.0902
S21.82752.08962.65862.43432.36602.4411
S33.05482.08961.35263.15674.01673.2627
H43.46902.65861.35263.83454.41973.2684
H51.08962.43433.15673.83451.78291.7919
H61.09302.36604.01674.41971.78291.7831
H71.09022.44113.26273.26841.79191.7831

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 102.286 S2 C1 H5 110.567
S2 C1 H6 105.441 S2 C1 H7 111.047
S2 S3 H4 98.872 H5 C1 H6 109.549
H5 C1 H7 110.583 H6 C1 H7 109.519
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.456      
2 S -0.010      
3 S -0.105      
4 H 0.097      
5 H 0.167      
6 H 0.153      
7 H 0.154      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.104 1.398 1.000 2.043
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 9.374 0.413 0.107
y 0.413 6.201 0.071
z 0.107 0.071 5.154


<r2> (average value of r2) Å2
<r2> 104.069
(<r2>)1/2 10.201