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All results from a given calculation for HSSSH (trisulfane)

using model chemistry: B2PLYP=FULL/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 2 yes CS cis 1A'

Conformer 1 (C2 trans)

Jump to S1C2
Vibrational Frequencies calculated at B2PLYP=FULL/6-311G*
Rotational Constants (cm-1) from geometry optimized at B2PLYP=FULL/6-311G*
See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-311G*
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (CS cis)

Jump to S1C1
Energy calculated at B2PLYP=FULL/6-311G*
 hartrees
Energy at 0K-1195.454101
Energy at 298.15K-1195.456427
HF Energy-1195.223522
Nuclear repulsion energy192.883990
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' 2614 2614 20.90      
2 A' 901 901 4.87      
3 A' 467 467 0.72      
4 A' 350 350 25.32      
5 A' 201 201 0.20      
6 A" 2616 2616 1.89      
7 A" 891 891 7.68      
8 A" 455 455 36.35      
9 A" 317 317 11.14      

Unscaled Zero Point Vibrational Energy (zpe) 4406.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 4406.4 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
0.46449 0.08686 0.07543

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -0.053 0.841 0.000
S2 -0.053 -0.388 1.695
S3 -0.053 -0.388 -1.695
H4 1.282 -0.524 1.849
H5 1.282 -0.524 -1.849

Atom - Atom Distances (Å)
  S1 S2 S3 H4 H5
S12.09372.09372.65802.6580
S22.09373.39031.35083.7896
S32.09373.39033.78961.3508
H42.65801.35083.78963.6976
H52.65803.78961.35083.6976

picture of trisulfane state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 S2 H4 98.711 S1 S3 H5 98.711
S2 S1 S3 108.123
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability