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

using model chemistry: HF/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 HF/6-311G**
 hartrees
Energy at 0K-491.599185
Energy at 298.15K-491.602984
HF Energy-491.599185
Nuclear repulsion energy94.637870
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 HF/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' 3725 3384 7.93 186.22 0.33 0.50
2 A' 3232 2936 31.63 99.78 0.41 0.58
3 A' 2878 2615 0.86 119.75 0.34 0.51
4 A' 1846 1677 196.65 25.39 0.28 0.44
5 A' 1520 1381 37.27 6.43 0.10 0.18
6 A' 1308 1188 24.70 12.08 0.67 0.80
7 A' 1019 926 58.56 4.70 0.63 0.77
8 A' 759 689 75.17 4.48 0.15 0.26
9 A' 459 417 21.15 4.07 0.47 0.64
10 A" 1191 1082 6.40 0.16 0.75 0.86
11 A" 799 726 80.66 3.34 0.75 0.86
12 A" 370 336 52.78 3.51 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9552.5 cm-1
Scaled (by 0.9085) Zero Point Vibrational Energy (zpe) 8678.4 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 HF/6-311G**
ABC
1.97966 0.20278 0.18394

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.211 1.062 0.000
C2 0.000 0.776 0.000
S3 -0.601 -0.886 0.000
H4 1.349 2.056 0.000
H5 -0.811 1.496 0.000
H6 0.596 -1.467 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.24422.66011.00402.06862.6021
C21.24421.76771.85971.08432.3211
S32.66011.76773.52972.39101.3304
H41.00401.85973.52972.23243.6024
H52.06861.08432.39102.23243.2798
H62.60212.32111.33043.60243.2798

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 123.119 N1 C2 H5 125.197
C2 N1 H4 111.170 C2 S3 H6 96.012
S3 C2 H5 111.684
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.390      
2 C 0.005      
3 S 0.011      
4 H 0.178      
5 H 0.118      
6 H 0.077      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.681 1.447 0.000 1.599
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.508 -1.832 0.000
y -1.832 -19.580 0.000
z 0.000 0.000 -28.118
Traceless
 xyz
x -4.659 -1.832 0.000
y -1.832 8.732 0.000
z 0.000 0.000 -4.074
Polar
3z2-r2-8.148
x2-y2-8.927
xy-1.832
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.706 1.134 0.000
y 1.134 6.105 0.000
z 0.000 0.000 2.651


<r2> (average value of r2) Å2
<r2> 67.426
(<r2>)1/2 8.211