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

using model chemistry: M06-2X/STO-3G

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/STO-3G
 hartrees
Energy at 0K-487.204363
Energy at 298.15K-487.207984
HF Energy-487.204363
Nuclear repulsion energy93.345415
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/STO-3G
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' 3560 3560 5.32 97.41 0.28 0.44
2 A' 3414 3414 1.12 39.87 0.59 0.74
3 A' 3055 3055 7.75 62.61 0.28 0.44
4 A' 1795 1795 79.22 11.53 0.16 0.27
5 A' 1481 1481 25.50 4.80 0.10 0.17
6 A' 1334 1334 9.97 22.41 0.74 0.85
7 A' 1076 1076 34.48 5.51 0.52 0.68
8 A' 849 849 40.21 3.85 0.27 0.42
9 A' 439 439 12.44 3.00 0.57 0.72
10 A" 1141 1141 1.87 0.27 0.75 0.86
11 A" 752 752 38.80 4.01 0.75 0.86
12 A" 390 390 28.84 6.84 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9642.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9642.5 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/STO-3G
ABC
1.83133 0.20135 0.18141

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.280 1.008 0.000
C2 0.000 0.774 0.000
S3 -0.635 -0.867 0.000
H4 1.398 2.069 0.000
H5 -0.793 1.541 0.000
H6 0.591 -1.434 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.30152.68011.06762.14072.5371
C21.30151.75961.90531.10322.2858
S32.68011.75963.57092.41331.3509
H41.06761.90533.57092.25323.5945
H52.14071.10322.41332.25323.2812
H62.53712.28581.35093.59453.2812

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 121.499 N1 C2 H5 125.603
C2 N1 H4 106.658 C2 S3 H6 93.660
S3 C2 H5 112.898
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.306      
2 C -0.077      
3 S 0.149      
4 H 0.150      
5 H 0.074      
6 H 0.010      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.957 0.694 0.000 1.182
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.785 -1.111 0.000
y -1.111 -18.473 0.000
z 0.000 0.000 -23.436
Traceless
 xyz
x -4.831 -1.111 0.000
y -1.111 6.137 0.000
z 0.000 0.000 -1.307
Polar
3z2-r2-2.614
x2-y2-7.312
xy-1.111
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.139 0.851 0.000
y 0.851 3.859 0.000
z 0.000 0.000 0.535


<r2> (average value of r2) Å2
<r2> 66.394
(<r2>)1/2 8.148