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

using model chemistry: HF/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 HF/aug-cc-pVDZ
 hartrees
Energy at 0K-491.589517
Energy at 298.15K-491.593302
HF Energy-491.589517
Nuclear repulsion energy94.322568
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 HF/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' 3725 3392 12.39 172.65 0.29 0.45
2 A' 3246 2956 22.01 97.16 0.37 0.54
3 A' 2857 2601 1.56 103.88 0.19 0.32
4 A' 1829 1665 219.19 38.89 0.21 0.35
5 A' 1498 1364 36.83 3.64 0.05 0.10
6 A' 1302 1185 23.19 10.63 0.45 0.62
7 A' 1004 915 54.44 4.35 0.23 0.37
8 A' 756 689 72.59 6.21 0.05 0.10
9 A' 450 410 21.74 3.88 0.29 0.45
10 A" 1173 1068 4.26 0.17 0.75 0.86
11 A" 794 723 78.61 1.47 0.75 0.86
12 A" 368 335 37.28 0.19 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9500.1 cm-1
Scaled (by 0.9106) Zero Point Vibrational Energy (zpe) 8650.8 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 HF/aug-cc-pVDZ
ABC
1.97002 0.20144 0.18276

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.216 1.067 0.000
C2 0.000 0.775 0.000
S3 -0.603 -0.888 0.000
H4 1.350 2.065 0.000
H5 -0.814 1.500 0.000
H6 0.599 -1.479 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.25082.67031.00692.07572.6198
C21.25081.76911.86701.08962.3326
S32.67031.76913.54022.39721.3393
H41.00691.86703.54022.23643.6226
H52.07571.08962.39722.23643.2970
H62.61982.33261.33933.62263.2970

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 123.406 N1 C2 H5 124.830
C2 N1 H4 111.122 C2 S3 H6 96.270
S3 C2 H5 111.764
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.471      
2 C 0.306      
3 S 0.163      
4 H 0.035      
5 H -0.199      
6 H 0.167      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.846 1.267 0.000 1.524
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.548 -1.900 0.000
y -1.900 -19.840 0.000
z 0.000 0.000 -28.310
Traceless
 xyz
x -4.473 -1.900 0.000
y -1.900 8.589 0.000
z 0.000 0.000 -4.116
Polar
3z2-r2-8.231
x2-y2-8.708
xy-1.900
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.581 1.195 0.000
y 1.195 7.072 0.000
z 0.000 0.000 4.583


<r2> (average value of r2) Å2
<r2> 67.872
(<r2>)1/2 8.238