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

using model chemistry: PBEPBE/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBE/aug-cc-pVDZ
 hartrees
Energy at 0K-492.565591
Energy at 298.15K-492.569226
HF Energy-492.565591
Nuclear repulsion energy93.217565
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 PBEPBE/aug-cc-pVDZ
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' 3373 3352 2.91 218.14 0.29 0.45
2 A' 2980 2962 28.20 147.81 0.38 0.55
3 A' 2581 2565 1.13 111.78 0.16 0.27
4 A' 1598 1588 187.88 22.71 0.20 0.33
5 A' 1314 1306 18.13 1.50 0.15 0.27
6 A' 1155 1148 27.17 14.96 0.36 0.53
7 A' 879 874 49.12 7.39 0.15 0.26
8 A' 686 682 68.30 8.38 0.13 0.23
9 A' 409 406 16.23 3.82 0.28 0.44
10 A" 995 989 1.20 0.73 0.75 0.86
11 A" 706 702 76.00 1.87 0.75 0.86
12 A" 395 393 27.05 0.07 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8535.3 cm-1
Scaled (by 0.9939) Zero Point Vibrational Energy (zpe) 8483.2 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 PBEPBE/aug-cc-pVDZ
ABC
1.88548 0.19854 0.17963

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.252 1.055 0.000
C2 0.000 0.776 0.000
S3 -0.621 -0.885 0.000
H4 1.385 2.078 0.000
H5 -0.834 1.508 0.000
H6 0.621 -1.462 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.28262.69631.03212.13512.5946
C21.28261.77321.90101.11032.3225
S32.69631.77323.57822.40291.3695
H41.03211.90103.57822.29123.6217
H52.13511.11032.40292.29123.3078
H62.59462.32251.36953.62173.3078

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 123.054 N1 C2 H5 126.167
C2 N1 H4 109.954 C2 S3 H6 94.421
S3 C2 H5 110.778
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.346      
2 C 0.441      
3 S 0.075      
4 H -0.005      
5 H -0.320      
6 H 0.156      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.843 0.950 0.000 1.270
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.364 -1.428 0.000
y -1.428 -20.282 0.000
z 0.000 0.000 -27.974
Traceless
 xyz
x -4.236 -1.428 0.000
y -1.428 7.887 0.000
z 0.000 0.000 -3.651
Polar
3z2-r2-7.302
x2-y2-8.082
xy-1.428
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.354 1.401 0.000
y 1.401 8.224 0.000
z 0.000 0.000 4.899


<r2> (average value of r2) Å2
<r2> 68.754
(<r2>)1/2 8.292