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All results from a given calculation for HSCH2SH (Methanedithiol)

using model chemistry: B2PLYP=FULL/aug-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 B2PLYP=FULL/aug-cc-pVTZ
 hartrees
Energy at 0K-836.678261
Energy at 298.15K 
HF Energy-836.468748
Nuclear repulsion energy141.656466
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=FULL/aug-cc-pVTZ
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 215 206 3.98 4.54 0.37 0.54
2 A 292 280 7.50 1.21 0.17 0.29
3 A 640 614 2.57 15.65 0.14 0.24
4 A 909 872 3.70 8.90 0.08 0.15
5 A 1214 1164 0.55 3.24 0.72 0.84
6 A 1467 1407 1.09 9.06 0.60 0.75
7 A 2713 2603 0.00 146.47 0.06 0.12
8 A 3106 2980 5.58 106.61 0.06 0.12
9 B 240 230 32.69 0.21 0.75 0.86
10 B 716 687 1.50 0.42 0.75 0.86
11 B 758 728 25.77 5.78 0.75 0.86
12 B 1012 971 16.21 1.02 0.75 0.86
13 B 1266 1215 24.90 0.06 0.75 0.86
14 B 2712 2602 0.09 51.42 0.75 0.86
15 B 3155 3026 1.57 55.64 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10206.9 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 9792.5 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=FULL/aug-cc-pVTZ
ABC
0.89159 0.10529 0.09856

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/aug-cc-pVTZ

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.779
S2 0.000 1.546 -0.179
S3 0.000 -1.546 -0.179
H4 0.878 -0.053 1.414
H5 -0.878 0.053 1.414
H6 1.111 1.284 -0.882
H7 -1.111 -1.284 -0.882

Atom - Atom Distances (Å)
  C1 S2 S3 H4 H5 H6 H7
C11.81841.81841.08481.08482.37522.3752
S21.81843.09112.42182.35311.34013.1204
S31.81843.09112.35312.42183.12041.3401
H41.08482.42182.35311.75832.66763.2776
H51.08482.35312.42181.75833.27762.6676
H62.37521.34013.12042.66763.27763.3965
H72.37523.12041.34013.27762.66763.3965

picture of Methanedithiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H6 96.352 C1 S3 H7 96.352
S2 C1 S3 116.412 S2 C1 H4 110.503
S2 C1 H5 105.491 S3 C1 H4 105.491
S3 C1 H5 110.503 H4 C1 H5 108.272
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability