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All results from a given calculation for NH2SH (Thiohydroxylamine)

using model chemistry: CCSD/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 CCSD/6-31G(2df,p)
 hartrees
Energy at 0K-454.097467
Energy at 298.15K-454.101249
HF Energy-453.697200
Nuclear repulsion energy57.711221
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 CCSD/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' 3577 3382 8.69      
2 A' 2716 2568 9.18      
3 A' 1667 1576 13.26      
4 A' 1067 1009 13.41      
5 A' 924 873 46.75      
6 A' 684 647 69.29      
7 A" 3673 3472 20.72      
8 A" 1166 1102 0.84      
9 A" 433 410 51.50      

Unscaled Zero Point Vibrational Energy (zpe) 7953.3 cm-1
Scaled (by 0.9455) Zero Point Vibrational Energy (zpe) 7519.9 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 CCSD/6-31G(2df,p)
ABC
4.90230 0.47281 0.46333

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/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 -0.781 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
N11.72672.31291.01151.0115
S21.72671.34112.26652.2665
H32.31291.34112.98782.9878
H41.01152.26652.98781.6396
H51.01152.26652.98781.6396

picture of Thiohydroxylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 S2 H3 97.061 S2 N1 H4 108.915
S2 N1 H5 108.915 H4 N1 H5 108.282
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (CS cis)

Jump to S1C1
Energy calculated at CCSD/6-31G(2df,p)
 hartrees
Energy at 0K-454.096888
Energy at 298.15K-454.100733
HF Energy-453.697534
Nuclear repulsion energy57.954366
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 CCSD/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' 3581 3386 4.58      
2 A' 2646 2502 32.08      
3 A' 1653 1563 14.72      
4 A' 1056 998 33.22      
5 A' 907 858 22.19      
6 A' 661 625 117.83      
7 A" 3686 3485 20.51      
8 A" 1148 1085 1.07      
9 A" 538 509 3.01      

Unscaled Zero Point Vibrational Energy (zpe) 7937.9 cm-1
Scaled (by 0.9455) Zero Point Vibrational Energy (zpe) 7505.2 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 CCSD/6-31G(2df,p)
ABC
4.92954 0.47740 0.46857

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/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 -0.906 0.000
H4 -0.360 1.474 0.827
H5 -0.360 1.474 -0.827

Atom - Atom Distances (Å)
  N1 S2 H3 H4 H5
N11.70912.39981.01051.0105
S21.70911.34952.28512.2851
H32.39981.34952.66682.6668
H41.01052.28512.66681.6531
H51.01052.28512.66681.6531

picture of Thiohydroxylamine state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 S2 H3 102.735 S2 N1 H4 111.743
S2 N1 H5 111.743 H4 N1 H5 109.772
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability