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All results from a given calculation for NH2SH (Thiohydroxylamine)

using model chemistry: QCISD/6-31G(2df,p)

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(2df,p)
 hartrees
Energy at 0K-454.097845
Energy at 298.15K-454.101626
HF Energy-453.697184
Nuclear repulsion energy57.701428
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(2df,p)
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' 3574 3386 8.53      
2 A' 2714 2571 9.62      
3 A' 1667 1579 13.17      
4 A' 1066 1010 13.34      
5 A' 923 875 46.67      
6 A' 683 648 68.98      
7 A" 3670 3477 20.38      
8 A" 1165 1104 0.83      
9 A" 433 411 51.40      

Unscaled Zero Point Vibrational Energy (zpe) 7948.3 cm-1
Scaled (by 0.9474) Zero Point Vibrational Energy (zpe) 7530.2 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(2df,p)
ABC
4.90074 0.47264 0.46316

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.013 1.110 0.000
S2 0.013 -0.617 0.000
H3 -1.318 -0.782 0.000
H4 0.507 1.438 0.820
H5 0.507 1.438 -0.820

Atom - Atom Distances (Å)
  N1 S2 H3 H4 H5
N11.72712.31351.01161.0116
S21.72711.34132.26672.2667
H32.31351.34132.98832.9883
H41.01162.26672.98831.6397
H51.01162.26672.98831.6397

picture of Thiohydroxylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 S2 H3 97.072 S2 N1 H4 108.895
S2 N1 H5 108.895 H4 N1 H5 108.274
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (CS cis)

Jump to S1C1
Energy calculated at QCISD/6-31G(2df,p)
 hartrees
Energy at 0K-454.097255
Energy at 298.15K-454.101100
HF Energy-453.697517
Nuclear repulsion energy57.944260
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(2df,p)
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' 3579 3391 4.45      
2 A' 2643 2504 33.12      
3 A' 1652 1565 14.75      
4 A' 1055 999 33.24      
5 A' 906 859 22.25      
6 A' 661 626 117.66      
7 A" 3683 3490 20.18      
8 A" 1147 1087 1.06      
9 A" 539 510 3.01      

Unscaled Zero Point Vibrational Energy (zpe) 7932.2 cm-1
Scaled (by 0.9474) Zero Point Vibrational Energy (zpe) 7515.0 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 QCISD/6-31G(2df,p)
ABC
4.92823 0.47723 0.46840

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.085 1.100 0.000
S2 0.085 -0.609 0.000
H3 -1.232 -0.907 0.000
H4 -0.360 1.475 0.827
H5 -0.360 1.475 -0.827

Atom - Atom Distances (Å)
  N1 S2 H3 H4 H5
N11.70942.40081.01061.0106
S21.70941.34982.28532.2853
H32.40081.34982.66762.6676
H41.01062.28532.66761.6533
H51.01062.28532.66761.6533

picture of Thiohydroxylamine state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 S2 H3 102.765 S2 N1 H4 111.730
S2 N1 H5 111.730 H4 N1 H5 109.765
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability