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

using model chemistry: PBEPBE/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBE/6-311G*
 hartrees
Energy at 0K-492.569973
Energy at 298.15K-492.573632
HF Energy-492.569973
Nuclear repulsion energy93.495123
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 PBEPBE/6-311G*
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' 3366 3331 0.11 226.57 0.34 0.51
2 A' 2963 2932 44.45 143.29 0.43 0.60
3 A' 2547 2521 0.30 117.43 0.31 0.48
4 A' 1613 1597 167.75 10.68 0.22 0.37
5 A' 1349 1335 24.08 5.01 0.15 0.26
6 A' 1176 1164 31.04 14.18 0.58 0.74
7 A' 904 895 52.89 5.59 0.45 0.63
8 A' 680 673 78.28 6.91 0.30 0.46
9 A' 421 416 15.59 3.38 0.49 0.66
10 A" 1008 997 2.56 0.90 0.75 0.86
11 A" 712 704 86.24 3.62 0.75 0.86
12 A" 410 405 44.88 4.79 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8573.9 cm-1
Scaled (by 0.9896) Zero Point Vibrational Energy (zpe) 8484.7 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 PBEPBE/6-311G*
ABC
1.89017 0.19987 0.18076

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.246 1.049 0.000
C2 0.000 0.778 0.000
S3 -0.619 -0.884 0.000
H4 1.387 2.069 0.000
H5 -0.834 1.503 0.000
H6 0.624 -1.447 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.27492.68541.02952.12942.5717
C21.27491.77361.89451.10522.3110
S32.68541.77363.56942.39661.3645
H41.02951.89453.56942.29263.5971
H52.12941.10522.39662.29263.2908
H62.57172.31101.36453.59713.2908

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 122.662 N1 C2 H5 126.781
C2 N1 H4 110.137 C2 S3 H6 93.946
S3 C2 H5 110.558
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.444      
2 C -0.188      
3 S -0.049      
4 H 0.284      
5 H 0.220      
6 H 0.178      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.551 1.186 0.000 1.308
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.095 -1.365 0.000
y -1.365 -19.660 0.000
z 0.000 0.000 -28.038
Traceless
 xyz
x -4.246 -1.365 0.000
y -1.365 8.406 0.000
z 0.000 0.000 -4.160
Polar
3z2-r2-8.321
x2-y2-8.435
xy-1.365
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.191 1.370 0.000
y 1.370 7.051 0.000
z 0.000 0.000 2.661


<r2> (average value of r2) Å2
<r2> 68.245
(<r2>)1/2 8.261