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All results from a given calculation for NH2SH (Thiohydroxylamine)

using model chemistry: MP2/3-21G*

19 10 17 12 22

States and conformations

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

Conformer 1 (CS trans)

Jump to S1C2
Energy calculated at MP2/3-21G*
 hartrees
Energy at 0K-451.753196
Energy at 298.15K-451.756813
HF Energy-451.527478
Nuclear repulsion energy58.007192
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 MP2/3-21G*
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' 3539 3367 9.02      
2 A' 2708 2576 49.42      
3 A' 1742 1657 10.00      
4 A' 1093 1040 4.79      
5 A' 887 844 36.44      
6 A' 328 312 256.31      
7 A" 3663 3484 21.00      
8 A" 1157 1100 6.77      
9 A" 592 563 41.41      

Unscaled Zero Point Vibrational Energy (zpe) 7854.8 cm-1
Scaled (by 0.9513) Zero Point Vibrational Energy (zpe) 7472.3 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 MP2/3-21G*
ABC
5.12618 0.47486 0.47044

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.027 1.086 0.000
S2 0.027 -0.613 0.000
H3 -1.295 -0.854 0.000
H4 0.336 1.531 0.856
H5 0.336 1.531 -0.856

Atom - Atom Distances (Å)
  N1 S2 H3 H4 H5
N11.69892.34761.01311.0131
S21.69891.34392.32922.3292
H32.34761.34393.01343.0134
H41.01312.32923.01341.7123
H51.01312.32923.01341.7123

picture of Thiohydroxylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 S2 H3 100.330 S2 N1 H4 116.065
S2 N1 H5 116.065 H4 N1 H5 115.363
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (CS cis)

Jump to S1C1
Energy calculated at MP2/3-21G*
 hartrees
Energy at 0K-451.753481
Energy at 298.15K-451.757201
HF Energy-451.528158
Nuclear repulsion energy58.290856
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 MP2/3-21G*
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' 3546 3374 3.45      
2 A' 2618 2490 103.99      
3 A' 1735 1651 3.16      
4 A' 1079 1026 39.77      
5 A' 898 854 19.65      
6 A' 383 364 366.54      
7 A" 3674 3495 21.83      
8 A" 1142 1087 8.87      
9 A" 678 645 1.68      

Unscaled Zero Point Vibrational Energy (zpe) 7876.4 cm-1
Scaled (by 0.9513) Zero Point Vibrational Energy (zpe) 7492.8 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 MP2/3-21G*
ABC
5.18051 0.48011 0.47645

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.067 1.074 0.000
S2 0.067 -0.606 0.000
H3 -1.245 -0.942 0.000
H4 -0.152 1.560 0.860
H5 -0.152 1.560 -0.860

Atom - Atom Distances (Å)
  N1 S2 H3 H4 H5
N11.68042.40601.01201.0120
S21.68041.35472.34092.3409
H32.40601.35472.86282.8628
H41.01202.34092.86281.7208
H51.01202.34092.86281.7208

picture of Thiohydroxylamine state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 S2 H3 104.367 S2 N1 H4 118.672
S2 N1 H5 118.672 H4 N1 H5 116.467
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability