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: MP3=FULL/Def2TZVPP

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 MP3=FULL/Def2TZVPP
 hartrees
Energy at 0K-454.344242
Energy at 298.15K-454.348015
HF Energy-453.743175
Nuclear repulsion energy58.087830
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 MP3=FULL/Def2TZVPP
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' 3605 3605 9.23      
2 A' 2742 2742 8.46      
3 A' 1662 1662 14.25      
4 A' 1069 1069 10.28      
5 A' 897 897 36.30      
6 A' 673 673 94.60      
7 A" 3696 3696 25.83      
8 A" 1152 1152 1.07      
9 A" 437 437 52.05      

Unscaled Zero Point Vibrational Energy (zpe) 7966.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7966.0 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 MP3=FULL/Def2TZVPP
ABC
4.99272 0.47846 0.46952

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.015 1.100 0.000
S2 0.015 -0.613 0.000
H3 -1.308 -0.779 0.000
H4 0.484 1.444 0.819
H5 0.484 1.444 -0.819

Atom - Atom Distances (Å)
  N1 S2 H3 H4 H5
N11.71352.29831.00471.0047
S21.71351.33302.26342.2634
H32.29831.33302.97052.9705
H41.00472.26342.97051.6387
H51.00472.26342.97051.6387

picture of Thiohydroxylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 S2 H3 97.160 S2 N1 H4 110.004
S2 N1 H5 110.004 H4 N1 H5 109.278
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (CS cis)

Jump to S1C1
Energy calculated at MP3=FULL/Def2TZVPP
 hartrees
Energy at 0K-454.344055
Energy at 298.15K-454.347888
HF Energy-453.743605
Nuclear repulsion energy58.285108
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 MP3=FULL/Def2TZVPP
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' 3606 3606 4.84      
2 A' 2679 2679 29.92      
3 A' 1649 1649 14.73      
4 A' 1057 1057 23.77      
5 A' 902 902 19.62      
6 A' 649 649 128.65      
7 A" 3705 3705 25.87      
8 A" 1135 1135 1.21      
9 A" 531 531 3.07      

Unscaled Zero Point Vibrational Energy (zpe) 7956.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7956.3 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 MP3=FULL/Def2TZVPP
ABC
5.00722 0.48228 0.47384

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.083 1.092 0.000
S2 0.083 -0.607 0.000
H3 -1.227 -0.890 0.000
H4 -0.341 1.477 0.825
H5 -0.341 1.477 -0.825

Atom - Atom Distances (Å)
  N1 S2 H3 H4 H5
N11.69892.37601.00401.0040
S21.69891.34052.28042.2804
H32.37601.34052.65832.6583
H41.00402.28042.65831.6500
H51.00402.28042.65831.6500

picture of Thiohydroxylamine state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 S2 H3 102.193 S2 N1 H4 112.513
S2 N1 H5 112.513 H4 N1 H5 110.518
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability