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

using model chemistry: B97D3/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B97D3/6-31G*
 hartrees
Energy at 0K-492.767179
Energy at 298.15K-492.770832
HF Energy-492.767179
Nuclear repulsion energy93.444819
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 B97D3/6-31G*
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' 3356 3290 1.03 215.02 0.32 0.49
2 A' 2999 2940 46.24 122.04 0.44 0.61
3 A' 2640 2588 3.81 107.36 0.34 0.51
4 A' 1626 1594 159.83 11.63 0.23 0.37
5 A' 1371 1344 21.67 6.97 0.19 0.32
6 A' 1196 1173 32.23 16.22 0.69 0.82
7 A' 923 905 47.85 6.86 0.58 0.74
8 A' 685 672 75.83 6.77 0.28 0.44
9 A' 425 416 13.55 3.62 0.46 0.63
10 A" 1019 999 2.78 0.60 0.75 0.86
11 A" 713 700 73.17 5.38 0.75 0.86
12 A" 399 391 40.55 1.28 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8676.2 cm-1
Scaled (by 0.9804) Zero Point Vibrational Energy (zpe) 8506.2 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 B97D3/6-31G*
ABC
1.88991 0.19938 0.18035

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.249 1.051 0.000
C2 0.000 0.780 0.000
S3 -0.618 -0.884 0.000
H4 1.378 2.072 0.000
H5 -0.834 1.501 0.000
H6 0.608 -1.458 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.27812.68931.02902.13122.5892
C21.27811.77511.88951.10272.3185
S32.68931.77513.56742.39461.3541
H41.02901.88953.56742.28543.6126
H52.13121.10272.39462.28543.2913
H62.58922.31851.35413.61263.2913

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 122.651 N1 C2 H5 126.907
C2 N1 H4 109.494 C2 S3 H6 94.663
S3 C2 H5 110.442
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.502      
2 C -0.093      
3 S -0.005      
4 H 0.298      
5 H 0.170      
6 H 0.132      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.610 1.140 0.000 1.293
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.623 -1.490 0.000
y -1.490 -19.365 0.000
z 0.000 0.000 -27.191
Traceless
 xyz
x -4.345 -1.490 0.000
y -1.490 8.042 0.000
z 0.000 0.000 -3.697
Polar
3z2-r2-7.394
x2-y2-8.258
xy-1.490
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.775 1.316 0.000
y 1.316 6.627 0.000
z 0.000 0.000 2.579


<r2> (average value of r2) Å2
<r2> 68.008
(<r2>)1/2 8.247