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

using model chemistry: M06-2X/6-31G

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/6-31G
 hartrees
Energy at 0K-492.671517
Energy at 298.15K-492.675186
HF Energy-492.671517
Nuclear repulsion energy92.669463
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/6-31G
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' 3476 3476 2.92 253.09 0.32 0.48
2 A' 3160 3160 19.55 119.74 0.43 0.60
3 A' 2576 2576 5.46 137.15 0.36 0.53
4 A' 1716 1716 165.67 7.70 0.24 0.39
5 A' 1395 1395 20.59 10.45 0.19 0.33
6 A' 1153 1153 56.73 19.72 0.75 0.85
7 A' 925 925 63.94 8.04 0.69 0.82
8 A' 683 683 94.46 8.73 0.28 0.44
9 A' 435 435 14.90 6.01 0.46 0.63
10 A" 1103 1103 3.39 0.18 0.75 0.86
11 A" 752 752 118.19 4.29 0.75 0.86
12 A" 370 370 65.41 4.23 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8870.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8870.9 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/6-31G
ABC
1.85747 0.19568 0.17703

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.243 1.057 0.000
C2 0.000 0.807 0.000
S3 -0.624 -0.896 0.000
H4 1.492 2.052 0.000
H5 -0.823 1.521 0.000
H6 0.618 -1.475 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.26822.70251.02502.11792.6081
C21.26821.81361.94341.09012.3635
S32.70251.81363.62892.42541.3704
H41.02501.94343.62892.37563.6331
H52.11791.09012.42542.37563.3245
H62.60812.36351.37043.63313.3245

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 121.536 N1 C2 H5 127.648
C2 N1 H4 115.466 C2 S3 H6 94.838
S3 C2 H5 110.815
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.463      
2 C -0.241      
3 S 0.115      
4 H 0.297      
5 H 0.198      
6 H 0.093      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.207 1.874 0.000 1.886
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.605 -1.331 0.000
y -1.331 -19.078 0.000
z 0.000 0.000 -27.811
Traceless
 xyz
x -5.161 -1.331 0.000
y -1.331 9.130 0.000
z 0.000 0.000 -3.969
Polar
3z2-r2-7.938
x2-y2-9.527
xy-1.331
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.751 1.215 0.000
y 1.215 6.346 0.000
z 0.000 0.000 2.163


<r2> (average value of r2) Å2
<r2> 69.335
(<r2>)1/2 8.327