return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for NH2SH (Thiohydroxylamine)

using model chemistry: MP4/6-311G**

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 MP4/6-311G**
 hartrees
Energy at 0K-454.081739
Energy at 298.15K-454.085531
HF Energy-453.722251
Nuclear repulsion energy57.411595
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 MP4/6-311G**
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' 3540 3433        
2 A' 2734 2651        
3 A' 1643 1593        
4 A' 1062 1030        
5 A' 918 891        
6 A' 671 651        
7 A" 3634 3524        
8 A" 1145 1110        
9 A" 453 439        

Unscaled Zero Point Vibrational Energy (zpe) 7899.9 cm-1
Scaled (by 0.9697) Zero Point Vibrational Energy (zpe) 7660.6 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 MP4/6-311G**
ABC
4.89923 0.46657 0.45739

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.013 1.116 0.000
S2 0.013 -0.622 0.000
H3 -1.318 -0.772 0.000
H4 0.505 1.453 0.821
H5 0.505 1.453 -0.821

Atom - Atom Distances (Å)
  N1 S2 H3 H4 H5
N11.73832.31071.01411.0141
S21.73831.33962.28502.2850
H32.31071.33962.99132.9913
H41.01412.28502.99131.6414
H51.01412.28502.99131.6414

picture of Thiohydroxylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 S2 H3 96.450 S2 N1 H4 109.404
S2 N1 H5 109.404 H4 N1 H5 108.059
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (CS cis)

Jump to S1C1
Energy calculated at MP4/6-311G**
 hartrees
Energy at 0K-454.080862
Energy at 298.15K-454.084716
HF Energy-453.721974
Nuclear repulsion energy57.673141
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 MP4/6-311G**
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' 3542 3435        
2 A' 2647 2567        
3 A' 1632 1582        
4 A' 1058 1026        
5 A' 893 866        
6 A' 659 639        
7 A" 3644 3534        
8 A" 1140 1106        
9 A" 554 537        

Unscaled Zero Point Vibrational Energy (zpe) 7884.0 cm-1
Scaled (by 0.9697) Zero Point Vibrational Energy (zpe) 7645.1 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 MP4/6-311G**
ABC
4.92075 0.47182 0.46313

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/6-311G**

Point Group is Cs

Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability