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

using model chemistry: B3PW91/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 B3PW91/aug-cc-pVDZ
 hartrees
Energy at 0K-492.780650
Energy at 298.15K-492.784337
HF Energy-492.780650
Nuclear repulsion energy93.802579
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 B3PW91/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' 3482 3359 5.54 195.31 0.29 0.45
2 A' 3067 2958 24.05 124.87 0.37 0.54
3 A' 2672 2577 1.53 105.49 0.17 0.29
4 A' 1666 1607 195.19 26.03 0.20 0.34
5 A' 1366 1317 21.61 2.39 0.09 0.16
6 A' 1194 1151 26.67 12.61 0.40 0.57
7 A' 913 881 50.35 5.86 0.17 0.29
8 A' 709 684 72.32 6.66 0.09 0.17
9 A' 421 406 17.86 3.59 0.28 0.44
10 A" 1045 1008 1.79 0.29 0.75 0.86
11 A" 731 705 76.51 1.56 0.75 0.86
12 A" 390 376 29.92 0.07 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8826.9 cm-1
Scaled (by 0.9646) Zero Point Vibrational Energy (zpe) 8514.4 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 B3PW91/aug-cc-pVDZ
ABC
1.91874 0.20063 0.18164

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.239 1.054 0.000
C2 0.000 0.773 0.000
S3 -0.615 -0.883 0.000
H4 1.374 2.068 0.000
H5 -0.826 1.502 0.000
H6 0.614 -1.461 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.27072.68071.02302.11312.5915
C21.27071.76551.88821.10202.3164
S32.68071.76553.55802.39421.3578
H41.02301.88823.55802.27113.6099
H52.11311.10202.39422.27113.2945
H62.59152.31641.35783.60993.2945

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 123.159 N1 C2 H5 125.745
C2 N1 H4 110.347 C2 S3 H6 94.847
S3 C2 H5 111.097
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.351      
2 C 0.366      
3 S 0.081      
4 H 0.012      
5 H -0.267      
6 H 0.159      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.836 1.037 0.000 1.332
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.123 -1.548 0.000
y -1.548 -19.898 0.000
z 0.000 0.000 -27.784
Traceless
 xyz
x -4.282 -1.548 0.000
y -1.548 8.056 0.000
z 0.000 0.000 -3.774
Polar
3z2-r2-7.547
x2-y2-8.225
xy-1.548
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.008 1.334 0.000
y 1.334 7.782 0.000
z 0.000 0.000 4.741


<r2> (average value of r2) Å2
<r2> 68.006
(<r2>)1/2 8.247