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All results from a given calculation for HSCH2SH (Methanedithiol)

using model chemistry: wB97X-D/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at wB97X-D/6-311G*
 hartrees
Energy at 0K-836.886737
Energy at 298.15K 
HF Energy-836.886737
Nuclear repulsion energy141.320167
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 wB97X-D/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 242 242 10.70 12.40 0.66 0.80
2 A 299 299 17.33 9.28 0.68 0.81
3 A 647 647 3.04 15.31 0.17 0.29
4 A 921 921 5.48 7.48 0.44 0.62
5 A 1244 1244 2.37 14.85 0.69 0.82
6 A 1476 1476 3.10 13.27 0.73 0.84
7 A 2686 2686 2.04 143.26 0.18 0.30
8 A 3106 3106 10.74 96.21 0.10 0.18
9 B 258 258 45.37 3.00 0.75 0.86
10 B 721 721 3.06 0.54 0.75 0.86
11 B 769 769 34.57 9.62 0.75 0.86
12 B 1035 1035 35.19 5.16 0.75 0.86
13 B 1302 1302 23.84 1.22 0.75 0.86
14 B 2685 2685 6.57 103.84 0.75 0.86
15 B 3165 3165 1.47 67.85 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10278.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10278.6 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 wB97X-D/6-311G*
ABC
0.89662 0.10442 0.09801

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-311G*

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.771
S2 0.000 1.551 -0.180
S3 0.000 -1.551 -0.180
H4 0.877 -0.053 1.415
H5 -0.877 0.053 1.415
H6 1.142 1.315 -0.851
H7 -1.142 -1.315 -0.851

Atom - Atom Distances (Å)
  C1 S2 S3 H4 H5 H6 H7
C11.81891.81891.08911.08912.38012.3801
S21.81893.10142.42542.35701.34613.1570
S31.81893.10142.35702.42543.15701.3461
H41.08912.42542.35701.75652.66013.2871
H51.08912.35702.42541.75653.28712.6601
H62.38011.34613.15702.66013.28713.4833
H72.38013.15701.34613.28712.66013.4833

picture of Methanedithiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H6 96.386 C1 S3 H7 96.386
S2 C1 S3 116.982 S2 C1 H4 110.509
S2 C1 H5 105.529 S3 C1 H4 105.529
S3 C1 H5 110.509 H4 C1 H5 107.498
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.741      
2 S -0.081      
3 S -0.081      
4 H 0.285      
5 H 0.285      
6 H 0.167      
7 H 0.167      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 0.410 0.410
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.810 2.165 0.000
y 2.165 -39.912 0.000
z 0.000 0.000 -33.060
Traceless
 xyz
x 4.676 2.165 0.000
y 2.165 -7.477 0.000
z 0.000 0.000 2.801
Polar
3z2-r25.601
x2-y28.102
xy2.165
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.501 0.058 0.000
y 0.058 8.529 0.000
z 0.000 0.000 5.502


<r2> (average value of r2) Å2
<r2> 116.429
(<r2>)1/2 10.790