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All results from a given calculation for HSSSH (trisulfane)

using model chemistry: B2PLYP=FULL/cc-pVTZ

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/cc-pVTZ
Rotational Constants (cm-1) from geometry optimized at B2PLYP=FULL/cc-pVTZ
See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/cc-pVTZ
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (CS cis)

Jump to S1C1
Energy calculated at B2PLYP=FULL/cc-pVTZ
 hartrees
Energy at 0K-1195.488462
Energy at 298.15K-1195.490835
HF Energy-1195.279024
Nuclear repulsion energy195.002034
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/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' 2666 2548 3.74      
2 A' 884 845 2.60      
3 A' 492 471 0.29      
4 A' 338 323 15.17      
5 A' 205 196 0.04      
6 A" 2668 2550 0.33      
7 A" 872 834 6.14      
8 A" 481 460 28.64      
9 A" 324 309 7.93      

Unscaled Zero Point Vibrational Energy (zpe) 4465.0 cm-1
Scaled (by 0.9558) Zero Point Vibrational Energy (zpe) 4267.6 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/cc-pVTZ
ABC
0.46735 0.08936 0.07738

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -0.053 0.838 0.000
S2 -0.053 -0.387 1.671
S3 -0.053 -0.387 -1.671
H4 1.278 -0.508 1.814
H5 1.278 -0.508 -1.814

Atom - Atom Distances (Å)
  S1 S2 S3 H4 H5
S12.07242.07242.62242.6224
S22.07243.34221.34483.7329
S32.07243.34223.73291.3448
H42.62241.34483.73293.6282
H52.62243.73291.34483.6282

picture of trisulfane state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 S2 H4 97.981 S1 S3 H5 97.981
S2 S1 S3 107.487
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability