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All results from a given calculation for HSCH2SH (Methanedithiol)

using model chemistry: B2PLYP=FULL/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 B2PLYP=FULL/6-311G**
 hartrees
Energy at 0K-836.657873
Energy at 298.15K 
HF Energy-836.441361
Nuclear repulsion energy141.067341
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/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 235 235 8.55 11.86 0.65 0.78
2 A 299 299 14.28 9.46 0.67 0.80
3 A 643 643 2.54 14.83 0.16 0.28
4 A 915 915 5.27 6.71 0.42 0.59
5 A 1233 1233 2.19 13.00 0.66 0.79
6 A 1459 1459 1.34 13.15 0.72 0.84
7 A 2726 2726 0.59 141.87 0.16 0.27
8 A 3110 3110 9.57 100.95 0.09 0.17
9 B 260 260 39.88 2.83 0.75 0.86
10 B 719 719 2.68 0.44 0.75 0.86
11 B 760 760 35.57 9.89 0.75 0.86
12 B 1026 1026 33.60 4.84 0.75 0.86
13 B 1296 1296 29.81 0.88 0.75 0.86
14 B 2725 2725 2.60 95.12 0.75 0.86
15 B 3166 3166 1.38 66.75 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10285.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10285.2 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/6-311G**
ABC
0.89836 0.10376 0.09745

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/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 1.556 -0.180
S3 0.000 -1.556 -0.180
H4 0.877 -0.055 1.412
H5 -0.877 0.055 1.412
H6 1.142 1.321 -0.844
H7 -1.142 -1.321 -0.844

Atom - Atom Distances (Å)
  C1 S2 S3 H4 H5 H6 H7
C11.82321.82321.08831.08832.37822.3782
S21.82323.11152.42862.35771.34213.1652
S31.82323.11152.35772.42863.16521.3421
H41.08832.42862.35771.75782.65573.2822
H51.08832.35772.42861.75783.28222.6557
H62.37821.34213.16522.65573.28223.4920
H72.37823.16521.34213.28222.65573.4920

picture of Methanedithiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H6 96.226 C1 S3 H7 96.226
S2 C1 S3 117.145 S2 C1 H4 110.501
S2 C1 H5 105.352 S3 C1 H4 105.352
S3 C1 H5 110.501 H4 C1 H5 107.728
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability