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

using model chemistry: B97D3/6-31G(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 B97D3/6-31G(2df,p)
 hartrees
Energy at 0K-492.782722
Energy at 298.15K-492.786365
HF Energy-492.782722
Nuclear repulsion energy93.651578
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 B97D3/6-31G(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' 3389 3389 0.21 203.21 0.31 0.48
2 A' 2984 2984 40.51 113.51 0.42 0.60
3 A' 2632 2632 0.17 94.68 0.28 0.44
4 A' 1618 1618 158.52 13.38 0.25 0.40
5 A' 1345 1345 21.51 5.41 0.16 0.27
6 A' 1175 1175 33.60 13.74 0.64 0.78
7 A' 903 903 44.45 5.29 0.43 0.60
8 A' 675 675 71.49 7.15 0.20 0.33
9 A' 416 416 14.06 3.25 0.41 0.59
10 A" 1021 1021 3.30 0.71 0.75 0.86
11 A" 713 713 60.32 4.54 0.75 0.86
12 A" 394 394 31.31 0.30 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8632.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8632.2 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 B97D3/6-31G(2df,p)
ABC
1.91042 0.19989 0.18095

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.244 1.055 0.000
C2 0.000 0.775 0.000
S3 -0.615 -0.884 0.000
H4 1.368 2.074 0.000
H5 -0.838 1.490 0.000
H6 0.608 -1.459 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.27482.68661.02562.12682.5933
C21.27481.77001.88601.10132.3152
S32.68661.77003.56112.38431.3510
H41.02561.88603.56112.28243.6131
H52.12681.10132.38432.28243.2837
H62.59332.31521.35103.61313.2837

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 123.027 N1 C2 H5 126.881
C2 N1 H4 109.661 C2 S3 H6 94.824
S3 C2 H5 110.092
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.392      
2 C 0.032      
3 S -0.192      
4 H 0.236      
5 H 0.125      
6 H 0.191      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.636 1.023 0.000 1.204
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.222 -1.507 0.000
y -1.507 -19.673 0.000
z 0.000 0.000 -26.977
Traceless
 xyz
x -3.897 -1.507 0.000
y -1.507 7.427 0.000
z 0.000 0.000 -3.530
Polar
3z2-r2-7.060
x2-y2-7.549
xy-1.507
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.974 1.342 0.000
y 1.342 6.963 0.000
z 0.000 0.000 3.312


<r2> (average value of r2) Å2
<r2> 67.766
(<r2>)1/2 8.232