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All results from a given calculation for HSSSH (trisulfane)

using model chemistry: MP4=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 MP4=FULL/cc-pVTZ
Rotational Constants (cm-1) from geometry optimized at MP4=FULL/cc-pVTZ
See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4=FULL/cc-pVTZ
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (CS cis)

Jump to S1C1
Energy calculated at MP4=FULL/cc-pVTZ
 hartrees
Energy at 0K-1194.521127
Energy at 298.15K-1194.523519
HF Energy-1193.812014
Nuclear repulsion energy195.521879
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 MP4=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' 2676 2577        
2 A' 885 852        
3 A' 501 483        
4 A' 336 324        
5 A' 206 198        
6 A" 2679 2579        
7 A" 873 840        
8 A" 501 482        
9 A" 321 309        

Unscaled Zero Point Vibrational Energy (zpe) 4488.3 cm-1
Scaled (by 0.9629) Zero Point Vibrational Energy (zpe) 4321.8 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 MP4=FULL/cc-pVTZ
ABC
0.45964 0.09061 0.07809

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4=FULL/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -0.053 0.846 0.000
S2 -0.053 -0.391 1.660
S3 -0.053 -0.391 -1.660
H4 1.277 -0.514 1.788
H5 1.277 -0.514 -1.788

Atom - Atom Distances (Å)
  S1 S2 S3 H4 H5
S12.07012.07012.61032.6103
S22.07013.31971.34203.6972
S32.07013.31973.69721.3420
H42.61031.34203.69723.5750
H52.61033.69721.34203.5750

picture of trisulfane state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 S2 H4 97.521 S1 S3 H5 97.521
S2 S1 S3 106.608
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability