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

using model chemistry: M06-2X/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 M06-2X/6-311G*
 hartrees
Energy at 0K-492.792948
Energy at 298.15K-492.796566
HF Energy-492.792948
Nuclear repulsion energy94.256348
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/6-311G*
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' 3512 3512 3.06 192.83 0.33 0.50
2 A' 3101 3101 27.42 106.73 0.41 0.58
3 A' 2681 2681 0.44 113.81 0.34 0.50
4 A' 1718 1718 181.21 15.40 0.24 0.39
5 A' 1414 1414 25.78 5.63 0.12 0.21
6 A' 1221 1221 26.24 13.53 0.64 0.78
7 A' 946 946 55.77 4.88 0.54 0.70
8 A' 715 715 79.82 4.37 0.21 0.34
9 A' 439 439 19.20 3.31 0.47 0.64
10 A" 1086 1086 4.99 0.34 0.75 0.86
11 A" 745 745 88.94 3.23 0.75 0.86
12 A" 300 300 49.92 4.00 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8938.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8938.1 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 M06-2X/6-311G*
ABC
1.92741 0.20276 0.18346

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.232 1.042 0.000
C2 0.000 0.776 0.000
S3 -0.613 -0.880 0.000
H4 1.381 2.051 0.000
H5 -0.814 1.506 0.000
H6 0.613 -1.434 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.26002.66351.01962.09802.5518
C21.26001.76541.87951.09392.2931
S32.66351.76543.54442.39441.3452
H41.01961.87953.54442.26223.5679
H52.09801.09392.39442.26223.2682
H62.55182.29311.34523.56793.2682

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 122.498 N1 C2 H5 125.929
C2 N1 H4 110.631 C2 S3 H6 94.011
S3 C2 H5 111.574
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.494      
2 C -0.160      
3 S -0.057      
4 H 0.299      
5 H 0.235      
6 H 0.177      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.593 1.346 0.000 1.471
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.213 -1.486 0.000
y -1.486 -19.473 0.000
z 0.000 0.000 -28.115
Traceless
 xyz
x -4.419 -1.486 0.000
y -1.486 8.691 0.000
z 0.000 0.000 -4.272
Polar
3z2-r2-8.544
x2-y2-8.740
xy-1.486
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.883 1.276 0.000
y 1.276 6.517 0.000
z 0.000 0.000 2.614


<r2> (average value of r2) Å2
<r2> 67.477
(<r2>)1/2 8.214