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

using model chemistry: HSEh1PBE/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HSEh1PBE/6-31G(2df,p)
 hartrees
Energy at 0K-492.597820
Energy at 298.15K-492.601523
HF Energy-492.597820
Nuclear repulsion energy94.357356
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 HSEh1PBE/6-31G(2df,p)
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' 3513 3365 3.64 185.15 0.31 0.48
2 A' 3073 2943 27.50 100.39 0.41 0.58
3 A' 2713 2598 1.49 92.42 0.28 0.44
4 A' 1701 1629 164.18 16.94 0.25 0.40
5 A' 1380 1322 23.91 4.84 0.14 0.24
6 A' 1195 1144 32.07 12.99 0.64 0.78
7 A' 924 885 49.71 4.69 0.45 0.62
8 A' 716 686 68.65 5.41 0.17 0.30
9 A' 423 405 18.00 2.90 0.42 0.59
10 A" 1067 1022 3.94 0.46 0.75 0.86
11 A" 738 707 64.87 4.19 0.75 0.86
12 A" 401 384 34.16 0.26 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8922.4 cm-1
Scaled (by 0.9577) Zero Point Vibrational Energy (zpe) 8545.0 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 HSEh1PBE/6-31G(2df,p)
ABC
1.93881 0.20307 0.18382

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.233 1.047 0.000
C2 0.000 0.769 0.000
S3 -0.611 -0.877 0.000
H4 1.365 2.057 0.000
H5 -0.828 1.488 0.000
H6 0.608 -1.448 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.26372.66461.01932.10732.5718
C21.26371.75571.87741.09672.2987
S32.66461.75573.53792.37531.3459
H41.01931.87743.53792.26573.5863
H52.10731.09672.37532.26573.2685
H62.57182.29871.34593.58633.2685

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 123.066 N1 C2 H5 126.300
C2 N1 H4 110.179 C2 S3 H6 94.736
S3 C2 H5 110.633
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.417      
2 C -0.001      
3 S -0.192      
4 H 0.257      
5 H 0.149      
6 H 0.204      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.639 1.116 0.000 1.286
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.327 -1.537 0.000
y -1.537 -19.551 0.000
z 0.000 0.000 -27.184
Traceless
 xyz
x -3.960 -1.537 0.000
y -1.537 7.705 0.000
z 0.000 0.000 -3.746
Polar
3z2-r2-7.491
x2-y2-7.776
xy-1.537
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.850 1.273 0.000
y 1.273 6.687 0.000
z 0.000 0.000 3.302


<r2> (average value of r2) Å2
<r2> 67.017
(<r2>)1/2 8.186