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

using model chemistry: PBEPBEultrafine/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBEultrafine/aug-cc-pVTZ
 hartrees
Energy at 0K-492.602272
Energy at 298.15K-492.605909
HF Energy-492.602272
Nuclear repulsion energy93.685340
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 PBEPBEultrafine/aug-cc-pVTZ
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' 3377 3339 3.82 218.27 0.29 0.45
2 A' 2966 2932 28.24 146.36 0.37 0.54
3 A' 2593 2564 1.84 110.28 0.16 0.28
4 A' 1596 1578 185.92 23.07 0.20 0.34
5 A' 1321 1307 18.89 1.66 0.20 0.33
6 A' 1153 1140 28.77 14.29 0.33 0.50
7 A' 884 874 51.58 7.54 0.13 0.23
8 A' 683 675 69.81 8.34 0.11 0.20
9 A' 410 405 15.65 3.71 0.29 0.45
10 A" 1003 991 1.30 0.67 0.75 0.86
11 A" 705 697 74.60 1.82 0.75 0.86
12 A" 395 391 26.02 0.14 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8542.7 cm-1
Scaled (by 0.9888) Zero Point Vibrational Energy (zpe) 8447.0 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 PBEPBEultrafine/aug-cc-pVTZ
ABC
1.92059 0.20000 0.18114

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.242 1.056 0.000
C2 0.000 0.771 0.000
S3 -0.616 -0.883 0.000
H4 1.378 2.075 0.000
H5 -0.831 1.495 0.000
H6 0.615 -1.458 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.27462.68601.02732.11922.5915
C21.27461.76491.89721.10232.3123
S32.68601.76493.56722.38771.3589
H41.02731.89723.56722.28413.6142
H52.11921.10232.38772.28413.2882
H62.59152.31231.35893.61423.2882

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 123.375 N1 C2 H5 125.997
C2 N1 H4 110.549 C2 S3 H6 94.603
S3 C2 H5 110.628
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.456      
2 C -0.028      
3 S -0.087      
4 H 0.093      
5 H 0.340      
6 H 0.138      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.852 0.937 0.000 1.266
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.257 -1.379 0.000
y -1.379 -20.278 0.000
z 0.000 0.000 -27.819
Traceless
 xyz
x -4.208 -1.379 0.000
y -1.379 7.760 0.000
z 0.000 0.000 -3.551
Polar
3z2-r2-7.103
x2-y2-7.979
xy-1.379
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.378 1.390 0.000
y 1.390 8.268 0.000
z 0.000 0.000 5.006


<r2> (average value of r2) Å2
<r2> 68.258
(<r2>)1/2 8.262