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All results from a given calculation for NH2SH (Thiohydroxylamine)

using model chemistry: G2

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 G2
 hartrees
Energy at 0K-454.179756
Energy at 298.15K-454.175430
HF Energy-453.674686
Nuclear repulsion energy58.208568
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 HF/6-31G*
Rotational Constants (cm-1) from geometry optimized at MP2=FULL/6-31G*
ABC
4.89557 0.46959 0.46064

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.014 1.112 0.000
S2 0.014 -0.619 0.000
H3 -1.317 -0.783 0.000
H4 0.499 1.452 0.825
H5 0.499 1.452 -0.825

Atom - Atom Distances (Å)
  N1 S2 H3 H4 H5
N11.73092.31551.01601.0160
S21.73091.34092.28132.2813
H32.31551.34092.99552.9955
H41.01602.28132.99551.6507
H51.01602.28132.99551.6507

picture of Thiohydroxylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 S2 H3 97.988 S2 N1 H4 111.107
S2 N1 H5 111.107 H4 N1 H5 110.042
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (CS cis)

Jump to S1C1
Energy calculated at G2
 hartrees
Energy at 0K-454.179469
Energy at 298.15K-454.183494
HF Energy-453.673838
Nuclear repulsion energy58.403701
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 HF/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' 3767 3549 5.09      
2 A' 2827 2663 81.60      
3 A' 1800 1696 15.37      
4 A' 1137 1071 58.25      
5 A' 942 888 28.51      
6 A' 716 675 186.50      
7 A" 3876 3652 25.10      
8 A" 1229 1158 1.88      
9 A" 571 538 4.80      

Unscaled Zero Point Vibrational Energy (zpe) 8432.2 cm-1
Scaled (by 0.9422) Zero Point Vibrational Energy (zpe) 7944.8 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=FULL/6-31G*
ABC
4.93484 0.47504 0.46697

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.083 1.099 0.000
S2 0.083 -0.610 0.000
H3 -1.235 -0.915 0.000
H4 -0.340 1.494 0.834
H5 -0.340 1.494 -0.834

Atom - Atom Distances (Å)
  N1 S2 H3 H4 H5
N11.70952.40691.01501.0150
S21.70951.35282.30242.3024
H32.40691.35282.70102.7010
H41.01502.30242.70101.6676
H51.01502.30242.70101.6676

picture of Thiohydroxylamine state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 S2 H3 102.549 S2 N1 H4 113.655
S2 N1 H5 113.655 H4 N1 H5 111.256
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability