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All results from a given calculation for HSCH2SH (Methanedithiol)

using model chemistry: CCD/daug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at CCD/daug-cc-pVTZ
 hartrees
Energy at 0K-835.889006
Energy at 298.15K 
HF Energy-835.301257
Nuclear repulsion energy141.980124
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 CCD/daug-cc-pVTZ
Rotational Constants (cm-1) from geometry optimized at CCD/daug-cc-pVTZ
ABC
0.88459 0.10630 0.09929

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/daug-cc-pVTZ

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.784
S2 0.000 1.539 -0.180
S3 0.000 -1.539 -0.180
H4 0.879 -0.050 1.421
H5 -0.879 0.050 1.421
H6 1.097 1.262 -0.896
H7 -1.097 -1.262 -0.896

Atom - Atom Distances (Å)
  C1 S2 S3 H4 H5 H6 H7
C11.81571.81571.08681.08682.37062.3706
S21.81573.07742.42082.35581.33963.0918
S31.81573.07742.35582.42083.09181.3396
H41.08682.42082.35581.76162.67183.2777
H51.08682.35582.42081.76163.27772.6718
H62.37061.33963.09182.67183.27773.3439
H72.37063.09181.33963.27772.67183.3439

picture of Methanedithiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H6 96.241 C1 S3 H7 96.241
S2 C1 S3 115.871 S2 C1 H4 110.508
S2 C1 H5 105.765 S3 C1 H4 105.765
S3 C1 H5 110.508 H4 C1 H5 108.274
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability