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

using model chemistry: mPW1PW91/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 mPW1PW91/cc-pVDZ
 hartrees
Energy at 0K-492.832576
Energy at 298.15K-492.836287
HF Energy-492.832576
Nuclear repulsion energy93.984146
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 mPW1PW91/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' 3486 3341 2.57 212.01 0.31 0.48
2 A' 3079 2950 28.94 128.41 0.39 0.56
3 A' 2706 2593 1.01 109.46 0.27 0.43
4 A' 1705 1634 168.46 15.35 0.22 0.36
5 A' 1378 1320 27.10 4.09 0.12 0.21
6 A' 1197 1147 27.93 12.69 0.61 0.76
7 A' 921 883 44.67 5.27 0.51 0.68
8 A' 715 685 68.36 4.84 0.25 0.40
9 A' 424 407 16.60 3.46 0.44 0.61
10 A" 1060 1016 2.55 0.40 0.75 0.86
11 A" 734 704 67.17 3.29 0.75 0.86
12 A" 406 389 39.71 4.65 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8905.5 cm-1
Scaled (by 0.9583) Zero Point Vibrational Energy (zpe) 8534.1 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 mPW1PW91/cc-pVDZ
ABC
1.91031 0.20194 0.18264

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.237 1.046 0.000
C2 0.000 0.774 0.000
S3 -0.614 -0.880 0.000
H4 1.368 2.063 0.000
H5 -0.831 1.500 0.000
H6 0.619 -1.443 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.26682.67131.02532.11812.5647
C21.26681.76491.87901.10342.3027
S32.67131.76493.54792.39041.3552
H41.02531.87903.54792.27013.5851
H52.11811.10342.39042.27013.2815
H62.56472.30271.35523.58513.2815

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 122.702 N1 C2 H5 126.523
C2 N1 H4 109.674 C2 S3 H6 94.206
S3 C2 H5 110.775
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.185      
2 C -0.055      
3 S -0.048      
4 H 0.105      
5 H 0.066      
6 H 0.116      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.558 1.129 0.000 1.260
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.292 -1.423 0.000
y -1.423 -19.558 0.000
z 0.000 0.000 -27.108
Traceless
 xyz
x -3.959 -1.423 0.000
y -1.423 7.642 0.000
z 0.000 0.000 -3.684
Polar
3z2-r2-7.367
x2-y2-7.734
xy-1.423
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.691 1.160 0.000
y 1.160 6.562 0.000
z 0.000 0.000 2.425


<r2> (average value of r2) Å2
<r2> 67.328
(<r2>)1/2 8.205