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All results from a given calculation for NH2SH (Thiohydroxylamine)

using model chemistry: CCD/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS trans 1A'
1 2 no CS cis 1A'

Conformer 1 (CS trans)

Jump to S1C2
Energy calculated at CCD/6-31G(2df,p)
 hartrees
Energy at 0K-454.095455
Energy at 298.15K-454.099240
HF Energy-453.697279
Nuclear repulsion energy57.756810
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 CCD/6-31G(2df,p)
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' 3588 3399 9.75      
2 A' 2729 2585 7.88      
3 A' 1671 1583 13.68      
4 A' 1070 1013 13.38      
5 A' 925 876 46.60      
6 A' 689 652 71.93      
7 A" 3686 3491 22.36      
8 A" 1169 1108 0.88      
9 A" 435 412 51.63      

Unscaled Zero Point Vibrational Energy (zpe) 7980.1 cm-1
Scaled (by 0.9472) Zero Point Vibrational Energy (zpe) 7558.8 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 CCD/6-31G(2df,p)
ABC
4.91082 0.47356 0.46411

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.013 1.109 0.000
S2 0.013 -0.616 0.000
H3 -1.317 -0.781 0.000
H4 0.505 1.438 0.820
H5 0.505 1.438 -0.820

Atom - Atom Distances (Å)
  N1 S2 H3 H4 H5
N11.72512.31081.01091.0109
S21.72511.34012.26582.2658
H32.31081.34012.98572.9857
H41.01092.26582.98571.6391
H51.01092.26582.98571.6391

picture of Thiohydroxylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 S2 H3 97.053 S2 N1 H4 109.009
S2 N1 H5 109.009 H4 N1 H5 108.326
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (CS cis)

Jump to S1C1
Energy calculated at CCD/6-31G(2df,p)
 hartrees
Energy at 0K-454.094931
Energy at 298.15K-454.098780
HF Energy-453.697616
Nuclear repulsion energy58.002944
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 CCD/6-31G(2df,p)
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' 3592 3403 5.25      
2 A' 2661 2521 29.03      
3 A' 1657 1569 14.59      
4 A' 1059 1003 32.87      
5 A' 910 862 21.75      
6 A' 665 629 120.73      
7 A" 3699 3503 22.13      
8 A" 1151 1090 1.13      
9 A" 540 511 3.00      

Unscaled Zero Point Vibrational Energy (zpe) 7966.4 cm-1
Scaled (by 0.9472) Zero Point Vibrational Energy (zpe) 7545.8 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 CCD/6-31G(2df,p)
ABC
4.93853 0.47820 0.46941

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.085 1.099 0.000
S2 0.085 -0.609 0.000
H3 -1.231 -0.904 0.000
H4 -0.358 1.475 0.826
H5 -0.358 1.475 -0.826

Atom - Atom Distances (Å)
  N1 S2 H3 H4 H5
N11.70742.39641.00991.0099
S21.70741.34842.28442.2844
H32.39641.34842.66552.6655
H41.00992.28442.66551.6528
H51.00992.28442.66551.6528

picture of Thiohydroxylamine state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 S2 H3 102.666 S2 N1 H4 111.851
S2 N1 H5 111.851 H4 N1 H5 109.824
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability