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: B1B95/3-21G*

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 B1B95/3-21G*
 hartrees
Energy at 0K-452.555988
Energy at 298.15K-452.559658
HF Energy-452.555988
Nuclear repulsion energy58.780457
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 B1B95/3-21G*
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' 3571 3410 6.45      
2 A' 2510 2397 120.02      
3 A' 1675 1599 4.28      
4 A' 1065 1017 21.09      
5 A' 915 874 39.64      
6 A' 334 319 394.65      
7 A" 3699 3532 30.64      
8 A" 1079 1030 19.14      
9 A" 697 666 0.83      

Unscaled Zero Point Vibrational Energy (zpe) 7771.9 cm-1
Scaled (by 0.9549) Zero Point Vibrational Energy (zpe) 7421.4 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 B1B95/3-21G*
ABC
5.25850 0.48917 0.48652

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.053 1.056 0.000
S2 0.053 -0.601 0.000
H3 -1.272 -0.917 0.000
H4 0.022 1.572 0.865
H5 0.022 1.572 -0.865

Atom - Atom Distances (Å)
  N1 S2 H3 H4 H5
N11.65752.37731.00811.0081
S21.65751.36272.33992.3399
H32.37731.36272.93642.9364
H41.00812.33992.93641.7306
H51.00812.33992.93641.7306

picture of Thiohydroxylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 S2 H3 103.408 S2 N1 H4 120.806
S2 N1 H5 120.806 H4 N1 H5 118.261
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.795      
2 S 0.066      
3 H 0.078      
4 H 0.326      
5 H 0.326      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.965 1.693 0.000 1.949
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.247 0.911 0.000
y 0.911 -16.534 0.000
z 0.000 0.000 -19.456
Traceless
 xyz
x -2.252 0.911 0.000
y 0.911 3.317 0.000
z 0.000 0.000 -1.065
Polar
3z2-r2-2.131
x2-y2-3.713
xy0.911
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.584 0.554 0.000
y 0.554 3.635 0.000
z 0.000 0.000 2.213


<r2> (average value of r2) Å2
<r2> 34.272
(<r2>)1/2 5.854

Conformer 2 (CS cis)

Jump to S1C1
Energy calculated at B1B95/3-21G*
 hartrees
Energy at 0K-452.555988
Energy at 298.15K-452.559658
HF Energy-452.555988
Nuclear repulsion energy58.779568
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 B1B95/3-21G*
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' 3571 3410 6.49      
2 A' 2510 2397 119.85      
3 A' 1675 1599 4.30      
4 A' 1065 1017 20.97      
5 A' 915 873 39.72      
6 A' 334 319 394.61      
7 A" 3699 3532 30.69      
8 A" 1079 1030 19.16      
9 A" 697 666 0.87      

Unscaled Zero Point Vibrational Energy (zpe) 7771.8 cm-1
Scaled (by 0.9549) Zero Point Vibrational Energy (zpe) 7421.3 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 B1B95/3-21G*
ABC
5.25826 0.48915 0.48651

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.053 1.056 0.000
S2 0.053 -0.601 0.000
H3 -1.272 -0.917 0.000
H4 0.023 1.572 0.865
H5 0.023 1.572 -0.865

Atom - Atom Distances (Å)
  N1 S2 H3 H4 H5
N11.65762.37711.00811.0081
S21.65761.36262.33992.3399
H32.37711.36262.93682.9368
H41.00812.33992.93681.7308
H51.00812.33992.93681.7308

picture of Thiohydroxylamine state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 S2 H3 103.393 S2 N1 H4 120.803
S2 N1 H5 120.803 H4 N1 H5 118.280
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.795      
2 S 0.066      
3 H 0.078      
4 H 0.326      
5 H 0.326      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.959 1.693 0.000 1.946
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.246 0.922 0.000
y 0.922 -16.535 0.000
z 0.000 0.000 -19.455
Traceless
 xyz
x -2.251 0.922 0.000
y 0.922 3.316 0.000
z 0.000 0.000 -1.065
Polar
3z2-r2-2.130
x2-y2-3.711
xy0.922
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.584 0.554 0.000
y 0.554 3.635 0.000
z 0.000 0.000 2.213


<r2> (average value of r2) Å2
<r2> 34.272
(<r2>)1/2 5.854