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: B2PLYP=FULLultrafine/6-311+G(3df,2p)

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 B2PLYP=FULLultrafine/6-311+G(3df,2p)
 hartrees
Energy at 0K-454.645373
Energy at 298.15K 
HF Energy-454.461332
Nuclear repulsion energy57.912102
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 B2PLYP=FULLultrafine/6-311+G(3df,2p)
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' 3549 3549 7.60      
2 A' 2676 2676 8.75      
3 A' 1635 1635 13.27      
4 A' 1052 1052 7.09      
5 A' 872 872 34.43      
6 A' 632 632 95.70      
7 A" 3642 3642 30.23      
8 A" 1130 1130 1.23      
9 A" 443 443 43.57      

Unscaled Zero Point Vibrational Energy (zpe) 7815.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7815.3 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 B2PLYP=FULLultrafine/6-311+G(3df,2p)
ABC
4.96275 0.47581 0.46724

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.016 1.101 0.000
S2 0.016 -0.615 0.000
H3 -1.314 -0.786 0.000
H4 0.474 1.458 0.825
H5 0.474 1.458 -0.825

Atom - Atom Distances (Å)
  N1 S2 H3 H4 H5
N11.71582.30801.00941.0094
S21.71581.34052.27772.2777
H32.30801.34052.98522.9852
H41.00942.27772.98521.6509
H51.00942.27772.98521.6509

picture of Thiohydroxylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 S2 H3 97.316 S2 N1 H4 110.710
S2 N1 H5 110.710 H4 N1 H5 109.723
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (CS cis)

Jump to S1C1
Energy calculated at B2PLYP=FULLultrafine/6-311+G(3df,2p)
 hartrees
Energy at 0K-454.645159
Energy at 298.15K 
HF Energy-454.461352
Nuclear repulsion energy58.132268
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 B2PLYP=FULLultrafine/6-311+G(3df,2p)
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' 3549 3549 3.53      
2 A' 2606 2606 31.10      
3 A' 1623 1623 13.28      
4 A' 1025 1025 20.55      
5 A' 877 877 21.86      
6 A' 607 607 133.03      
7 A" 3652 3652 29.37      
8 A" 1112 1112 1.78      
9 A" 534 534 2.14      

Unscaled Zero Point Vibrational Energy (zpe) 7792.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7792.4 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 B2PLYP=FULLultrafine/6-311+G(3df,2p)
ABC
4.99349 0.47989 0.47199

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.082 1.092 0.000
S2 0.082 -0.608 0.000
H3 -1.234 -0.905 0.000
H4 -0.324 1.494 0.832
H5 -0.324 1.494 -0.832

Atom - Atom Distances (Å)
  N1 S2 H3 H4 H5
N11.69942.39091.00861.0086
S21.69941.34892.29592.2959
H32.39091.34892.69662.6966
H41.00862.29592.69661.6632
H51.00862.29592.69661.6632

picture of Thiohydroxylamine state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 S2 H3 102.712 S2 N1 H4 113.479
S2 N1 H5 113.479 H4 N1 H5 111.071
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability