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

using model chemistry: M06-2X/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at M06-2X/TZVP
 hartrees
Energy at 0K-492.805970
Energy at 298.15K-492.809569
HF Energy-492.805970
Nuclear repulsion energy94.223535
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 M06-2X/TZVP
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' 3511 3322 10.94 185.12 0.31 0.47
2 A' 3098 2932 19.41 110.73 0.37 0.54
3 A' 2706 2561 2.05 106.93 0.26 0.41
4 A' 1712 1620 197.54 22.49 0.19 0.32
5 A' 1400 1325 20.30 5.15 0.09 0.16
6 A' 1196 1132 24.59 12.23 0.66 0.79
7 A' 930 880 54.71 4.28 0.55 0.71
8 A' 715 676 79.55 3.97 0.21 0.35
9 A' 435 411 18.90 4.45 0.45 0.62
10 A" 1084 1026 3.35 0.55 0.75 0.86
11 A" 745 705 88.81 2.22 0.75 0.86
12 A" 286 271 42.94 2.47 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8908.7 cm-1
Scaled (by 0.9462) Zero Point Vibrational Energy (zpe) 8429.4 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 M06-2X/TZVP
ABC
1.93785 0.20223 0.18312

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.229 1.049 0.000
C2 0.000 0.776 0.000
S3 -0.611 -0.882 0.000
H4 1.378 2.056 0.000
H5 -0.815 1.503 0.000
H6 0.614 -1.440 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.25862.66671.01892.09352.5635
C21.25861.76661.88131.09252.2990
S32.66671.76663.54832.39391.3458
H41.01891.88133.54832.26163.5791
H52.09351.09252.39392.26163.2716
H62.56352.29901.34583.57913.2716

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 122.765 N1 C2 H5 125.708
C2 N1 H4 110.955 C2 S3 H6 94.260
S3 C2 H5 111.527
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.338      
2 C -0.061      
3 S -0.061      
4 H 0.201      
5 H 0.140      
6 H 0.118      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.727 1.316 0.000 1.504
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.346 -1.576 0.000
y -1.576 -19.567 0.000
z 0.000 0.000 -27.837
Traceless
 xyz
x -4.644 -1.576 0.000
y -1.576 8.525 0.000
z 0.000 0.000 -3.881
Polar
3z2-r2-7.761
x2-y2-8.779
xy-1.576
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.172 1.301 0.000
y 1.301 6.751 0.000
z 0.000 0.000 3.174


<r2> (average value of r2) Å2
<r2> 67.565
(<r2>)1/2 8.220