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/6-31+G**

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 B2PLYP/6-31+G**
 hartrees
Energy at 0K-454.511575
Energy at 298.15K-454.515335
HF Energy-454.409271
Nuclear repulsion energy57.390845
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/6-31+G**
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' 3562 3393 6.53      
2 A' 2714 2585 20.46      
3 A' 1663 1584 20.33      
4 A' 1050 1000 14.17      
5 A' 883 841 60.25      
6 A' 653 622 91.46      
7 A" 3669 3495 29.50      
8 A" 1141 1087 2.03      
9 A" 447 426 60.47      

Unscaled Zero Point Vibrational Energy (zpe) 7891.2 cm-1
Scaled (by 0.9524) Zero Point Vibrational Energy (zpe) 7515.6 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/6-31+G**
ABC
4.92359 0.46557 0.45722

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.016 1.114 0.000
S2 0.016 -0.623 0.000
H3 -1.318 -0.779 0.000
H4 0.478 1.470 0.828
H5 0.478 1.470 -0.828

Atom - Atom Distances (Å)
  N1 S2 H3 H4 H5
N11.73672.31591.01281.0128
S21.73671.34262.29762.2976
H32.31591.34262.99512.9951
H41.01282.29762.99511.6557
H51.01282.29762.99511.6557

picture of Thiohydroxylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 S2 H3 96.709 S2 N1 H4 110.586
S2 N1 H5 110.586 H4 N1 H5 109.646
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.765      
2 S 0.059      
3 H 0.070      
4 H 0.318      
5 H 0.318      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.509 0.790 0.000 0.940
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.773 3.959 0.000
y 3.959 -19.573 0.000
z 0.000 0.000 -20.639
Traceless
 xyz
x 0.333 3.959 0.000
y 3.959 0.633 0.000
z 0.000 0.000 -0.966
Polar
3z2-r2-1.932
x2-y2-0.200
xy3.959
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.635 0.263 0.000
y 0.263 4.776 0.000
z 0.000 0.000 3.569


<r2> (average value of r2) Å2
<r2> 35.879
(<r2>)1/2 5.990

Conformer 2 (CS cis)

Jump to S1C1
Energy calculated at B2PLYP/6-31+G**
 hartrees
Energy at 0K-454.510311
Energy at 298.15K-454.514116
HF Energy-454.408291
Nuclear repulsion energy57.678599
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/6-31+G**
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' 3568 3398 2.45      
2 A' 2623 2498 66.17      
3 A' 1647 1569 12.98      
4 A' 1030 981 38.29      
5 A' 870 828 33.69      
6 A' 617 588 164.44      
7 A" 3685 3509 28.86      
8 A" 1126 1072 3.35      
9 A" 540 515 2.09      

Unscaled Zero Point Vibrational Energy (zpe) 7852.6 cm-1
Scaled (by 0.9524) Zero Point Vibrational Energy (zpe) 7478.9 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 B2PLYP/6-31+G**
ABC
4.96739 0.47095 0.46346

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.081 1.102 0.000
S2 0.081 -0.614 0.000
H3 -1.241 -0.904 0.000
H4 -0.316 1.511 0.836
H5 -0.316 1.511 -0.836

Atom - Atom Distances (Å)
  N1 S2 H3 H4 H5
N11.71572.40191.01161.0116
S21.71571.35332.31752.3175
H32.40191.35332.71702.7170
H41.01162.31752.71701.6712
H51.01162.31752.71701.6712

picture of Thiohydroxylamine state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 S2 H3 102.356 S2 N1 H4 113.848
S2 N1 H5 113.848 H4 N1 H5 111.377
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.738      
2 S 0.083      
3 H 0.032      
4 H 0.312      
5 H 0.312      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.267 0.946 0.000 2.456
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.770 -1.193 0.000
y -1.193 -18.753 0.000
z 0.000 0.000 -20.538
Traceless
 xyz
x -1.124 -1.193 0.000
y -1.193 1.901 0.000
z 0.000 0.000 -0.776
Polar
3z2-r2-1.553
x2-y2-2.017
xy-1.193
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.684 0.396 0.000
y 0.396 4.670 0.000
z 0.000 0.000 3.532


<r2> (average value of r2) Å2
<r2> 35.702
(<r2>)1/2 5.975