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

using model chemistry: B97D3/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B97D3/3-21G*
 hartrees
Energy at 0K-490.388083
Energy at 298.15K-490.391759
HF Energy-490.388083
Nuclear repulsion energy93.321671
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 B97D3/3-21G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3218 3218 4.45 241.48 0.31 0.48
2 A' 2968 2968 48.03 120.97 0.49 0.66
3 A' 2644 2644 1.73 93.28 0.33 0.49
4 A' 1583 1583 98.52 7.12 0.24 0.39
5 A' 1348 1348 25.23 10.84 0.22 0.36
6 A' 1181 1181 68.44 17.08 0.74 0.85
7 A' 936 936 53.27 6.16 0.64 0.78
8 A' 661 661 88.07 7.60 0.32 0.49
9 A' 426 426 11.10 3.81 0.48 0.65
10 A" 1039 1039 0.77 0.79 0.75 0.86
11 A" 725 725 90.65 5.78 0.75 0.86
12 A" 416 416 41.76 3.20 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8572.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8572.1 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 B97D3/3-21G*
ABC
1.85868 0.19993 0.18051

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.262 1.028 0.000
C2 0.000 0.783 0.000
S3 -0.629 -0.876 0.000
H4 1.464 2.050 0.000
H5 -0.833 1.504 0.000
H6 0.604 -1.434 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.28552.68381.04212.14832.5484
C21.28551.77481.93621.10132.2979
S32.68381.77483.59822.38851.3533
H41.04211.93623.59822.36133.5889
H52.14831.10132.38852.36133.2700
H62.54842.29791.35333.58893.2700

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 121.744 N1 C2 H5 128.176
C2 N1 H4 112.155 C2 S3 H6 93.572
S3 C2 H5 110.080
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.527      
2 C -0.136      
3 S 0.023      
4 H 0.270      
5 H 0.210      
6 H 0.160      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.437 1.329 0.000 1.399
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.484 -0.925 0.000
y -0.925 -19.255 0.000
z 0.000 0.000 -27.351
Traceless
 xyz
x -4.181 -0.925 0.000
y -0.925 8.163 0.000
z 0.000 0.000 -3.981
Polar
3z2-r2-7.962
x2-y2-8.229
xy-0.925
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.523 1.296 0.000
y 1.296 6.275 0.000
z 0.000 0.000 2.065


<r2> (average value of r2) Å2
<r2> 67.994
(<r2>)1/2 8.246