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All results from a given calculation for HSCH2SH (Methanedithiol)

using model chemistry: B2PLYP=FULLultrafine/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at B2PLYP=FULLultrafine/TZVP
 hartrees
Energy at 0K-836.604482
Energy at 298.15K 
HF Energy-836.439641
Nuclear repulsion energy140.770699
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 B2PLYP=FULLultrafine/TZVP
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 225 225 6.79 13.19 0.63 0.78
2 A 297 297 14.56 9.46 0.60 0.75
3 A 639 639 3.45 11.68 0.15 0.26
4 A 909 909 4.64 5.85 0.32 0.49
5 A 1217 1217 0.98 14.30 0.59 0.74
6 A 1462 1462 0.98 17.28 0.71 0.83
7 A 2711 2711 0.88 142.77 0.12 0.21
8 A 3115 3115 9.88 107.85 0.08 0.15
9 B 258 258 44.56 2.48 0.75 0.86
10 B 720 720 1.85 0.53 0.75 0.86
11 B 755 755 30.57 11.30 0.75 0.86
12 B 1017 1017 22.65 4.51 0.75 0.86
13 B 1291 1291 29.52 1.32 0.75 0.86
14 B 2710 2710 3.81 87.66 0.75 0.86
15 B 3176 3176 1.36 65.69 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10250.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10250.8 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 B2PLYP=FULLultrafine/TZVP
ABC
0.89235 0.10341 0.09701

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/TZVP

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.776
S2 0.000 1.559 -0.180
S3 0.000 -1.559 -0.180
H4 0.878 -0.055 1.413
H5 -0.878 0.055 1.413
H6 1.129 1.310 -0.867
H7 -1.129 -1.310 -0.867

Atom - Atom Distances (Å)
  C1 S2 S3 H4 H5 H6 H7
C11.82891.82891.08601.08602.38552.3855
S21.82893.11822.43172.36031.34503.1585
S31.82893.11822.36032.43173.15851.3450
H41.08602.43172.36031.75922.66953.2866
H51.08602.36032.43171.75923.28662.6695
H62.38551.34503.15852.66953.28663.4574
H72.38553.15851.34503.28662.66953.4574

picture of Methanedithiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H6 96.264 C1 S3 H7 96.264
S2 C1 S3 116.970 S2 C1 H4 110.466
S2 C1 H5 105.278 S3 C1 H4 105.278
S3 C1 H5 110.466 H4 C1 H5 108.181
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability