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All results from a given calculation for HSSSH (trisulfane)

using model chemistry: MP3/cc-pVDZ

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 MP3/cc-pVDZ
Rotational Constants (cm-1) from geometry optimized at MP3/cc-pVDZ
See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/cc-pVDZ
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (CS cis)

Jump to S1C1
Energy calculated at MP3/cc-pVDZ
 hartrees
Energy at 0K-1194.192879
Energy at 298.15K-1194.195224
HF Energy-1193.755545
Nuclear repulsion energy193.090502
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 MP3/cc-pVDZ
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' 2726 2584 12.55      
2 A' 897 851 3.20      
3 A' 491 466 0.49      
4 A' 327 310 18.38      
5 A' 207 196 0.07      
6 A" 2728 2586 0.57      
7 A" 886 840 3.59      
8 A" 490 465 20.36      
9 A" 302 286 10.71      

Unscaled Zero Point Vibrational Energy (zpe) 4526.6 cm-1
Scaled (by 0.9479) Zero Point Vibrational Energy (zpe) 4290.7 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 MP3/cc-pVDZ
ABC
0.44115 0.08890 0.07633

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -0.054 0.865 0.000
S2 -0.054 -0.400 1.676
S3 -0.054 -0.400 -1.676
H4 1.289 -0.524 1.797
H5 1.289 -0.524 -1.797

Atom - Atom Distances (Å)
  S1 S2 S3 H4 H5
S12.09942.09942.63802.6380
S22.09943.35221.35343.7253
S32.09943.35223.72531.3534
H42.63801.35343.72533.5935
H52.63803.72531.35343.5935

picture of trisulfane state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 S2 H4 97.275 S1 S3 H5 97.275
S2 S1 S3 105.947
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability