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All results from a given calculation for NHCHSH (Methanimidothioic acid)

using model chemistry: wB97X-D/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at wB97X-D/TZVP
 hartrees
Energy at 0K-492.833158
Energy at 298.15K-492.836883
HF Energy-492.833158
Nuclear repulsion energy94.149395
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 wB97X-D/TZVP
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' 3525 3366 5.22 186.73 0.31 0.48
2 A' 3081 2942 26.00 119.95 0.38 0.55
3 A' 2709 2587 0.48 107.99 0.26 0.42
4 A' 1699 1623 193.21 23.13 0.20 0.33
5 A' 1401 1338 20.37 5.56 0.09 0.16
6 A' 1205 1151 27.31 11.94 0.65 0.79
7 A' 940 898 52.44 4.19 0.58 0.73
8 A' 716 684 82.73 3.67 0.21 0.35
9 A' 436 417 18.13 4.41 0.46 0.63
10 A" 1079 1031 2.91 0.46 0.75 0.86
11 A" 745 712 87.21 2.19 0.75 0.86
12 A" 393 376 43.76 2.71 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8965.4 cm-1
Scaled (by 0.955) Zero Point Vibrational Energy (zpe) 8561.9 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 wB97X-D/TZVP
ABC
1.94245 0.20163 0.18267

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.228 1.055 0.000
C2 0.000 0.774 0.000
S3 -0.610 -0.884 0.000
H4 1.371 2.062 0.000
H5 -0.819 1.499 0.000
H6 0.611 -1.455 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.25952.67121.01702.09482.5843
C21.25951.76671.88081.09372.3112
S32.67121.76673.54962.39181.3474
H41.01701.88083.54962.26163.5977
H52.09481.09372.39182.26163.2815
H62.58432.31121.34743.59773.2815

picture of Methanimidothioic acid state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 S3 123.058 N1 C2 H5 125.647
C2 N1 H4 110.963 C2 S3 H6 94.879
S3 C2 H5 111.295
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.298      
2 C -0.083      
3 S -0.059      
4 H 0.192      
5 H 0.134      
6 H 0.114      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.722 1.292 0.000 1.480
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.233 -1.618 0.000
y -1.618 -19.369 0.000
z 0.000 0.000 -27.612
Traceless
 xyz
x -4.743 -1.618 0.000
y -1.618 8.554 0.000
z 0.000 0.000 -3.811
Polar
3z2-r2-7.622
x2-y2-8.865
xy-1.618
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.191 1.284 0.000
y 1.284 6.754 0.000
z 0.000 0.000 3.164


<r2> (average value of r2) Å2
<r2> 67.583
(<r2>)1/2 8.221