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

using model chemistry: B97D3/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B97D3/6-311G*
 hartrees
Energy at 0K-492.817958
Energy at 298.15K-492.821623
HF Energy-492.817958
Nuclear repulsion energy93.573031
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 B97D3/6-311G*
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' 3375 3375 0.70 226.43 0.34 0.51
2 A' 2974 2974 53.72 142.09 0.43 0.60
3 A' 2574 2574 1.05 117.15 0.32 0.49
4 A' 1615 1615 171.63 10.76 0.23 0.37
5 A' 1366 1366 25.62 5.79 0.14 0.25
6 A' 1195 1195 30.61 13.84 0.60 0.75
7 A' 922 922 50.92 5.54 0.47 0.64
8 A' 674 674 83.15 6.79 0.27 0.43
9 A' 428 428 14.07 3.63 0.48 0.65
10 A" 1017 1017 2.97 0.74 0.75 0.86
11 A" 715 715 84.09 3.53 0.75 0.86
12 A" 400 400 44.27 4.52 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8627.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8627.2 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 B97D3/6-311G*
ABC
1.90285 0.19971 0.18074

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.242 1.054 0.000
C2 0.000 0.779 0.000
S3 -0.616 -0.885 0.000
H4 1.378 2.070 0.000
H5 -0.833 1.499 0.000
H6 0.616 -1.452 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.27242.68611.02522.12252.5830
C21.27241.77491.88851.10122.3148
S32.68611.77493.56552.39481.3566
H41.02521.88853.56552.28373.6036
H52.12251.10122.39482.28373.2883
H62.58302.31481.35663.60363.2883

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 122.783 N1 C2 H5 126.669
C2 N1 H4 110.097 C2 S3 H6 94.380
S3 C2 H5 110.548
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.449      
2 C -0.160      
3 S -0.051      
4 H 0.280      
5 H 0.209      
6 H 0.171      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.595 1.177 0.000 1.319
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.008 -1.423 0.000
y -1.423 -19.559 0.000
z 0.000 0.000 -27.825
Traceless
 xyz
x -4.316 -1.423 0.000
y -1.423 8.357 0.000
z 0.000 0.000 -4.041
Polar
3z2-r2-8.082
x2-y2-8.449
xy-1.423
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.125 1.359 0.000
y 1.359 6.980 0.000
z 0.000 0.000 2.647


<r2> (average value of r2) Å2
<r2> 68.151
(<r2>)1/2 8.255