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All results from a given calculation for NH2SH (Thiohydroxylamine)

using model chemistry: QCISD/6-31G*

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 QCISD/6-31G*
 hartrees
Energy at 0K-453.988592
Energy at 298.15K-453.992378
HF Energy-453.673355
Nuclear repulsion energy57.263771
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 QCISD/6-31G*
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' 3517 3349 3.31      
2 A' 2697 2569 35.93      
3 A' 1705 1624 17.91      
4 A' 1062 1011 24.96      
5 A' 945 900 62.44      
6 A' 692 659 60.46      
7 A" 3615 3443 10.33      
8 A" 1184 1128 1.18      
9 A" 438 417 68.61      

Unscaled Zero Point Vibrational Energy (zpe) 7928.1 cm-1
Scaled (by 0.9523) Zero Point Vibrational Energy (zpe) 7549.9 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 QCISD/6-31G*
ABC
4.84602 0.46492 0.45565

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.013 1.119 0.000
S2 0.013 -0.622 0.000
H3 -1.325 -0.779 0.000
H4 0.509 1.453 0.825
H5 0.509 1.453 -0.825

Atom - Atom Distances (Å)
  N1 S2 H3 H4 H5
N11.74152.32231.01811.0181
S21.74151.34762.28712.2871
H32.32231.34763.00363.0036
H41.01812.28713.00361.6491
H51.01812.28713.00361.6491

picture of Thiohydroxylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 S2 H3 96.658 S2 N1 H4 109.120
S2 N1 H5 109.120 H4 N1 H5 108.164
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (CS cis)

Jump to S1C1
Energy calculated at QCISD/6-31G*
 hartrees
Energy at 0K-453.986955
Energy at 298.15K-453.990803
HF Energy-453.672661
Nuclear repulsion energy57.551121
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 QCISD/6-31G*
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' 3526 3358 1.24      
2 A' 2596 2472 89.10      
3 A' 1689 1609 16.19      
4 A' 1054 1004 54.17      
5 A' 909 865 32.98      
6 A' 671 639 139.73      
7 A" 3633 3460 10.84      
8 A" 1169 1113 1.64      
9 A" 543 517 5.66      

Unscaled Zero Point Vibrational Energy (zpe) 7895.2 cm-1
Scaled (by 0.9523) Zero Point Vibrational Energy (zpe) 7518.6 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 QCISD/6-31G*
ABC
4.87648 0.47052 0.46197

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.085 1.107 0.000
S2 0.085 -0.614 0.000
H3 -1.242 -0.910 0.000
H4 -0.354 1.492 0.832
H5 -0.354 1.492 -0.832

Atom - Atom Distances (Å)
  N1 S2 H3 H4 H5
N11.72042.41381.01691.0169
S21.72041.35952.30672.3067
H32.41381.35952.69302.6930
H41.01692.30672.69301.6649
H51.01692.30672.69301.6649

picture of Thiohydroxylamine state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 S2 H3 102.576 S2 N1 H4 112.290
S2 N1 H5 112.290 H4 N1 H5 109.899
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability