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

using model chemistry: B2PLYP/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 B2PLYP/STO-3G
 hartrees
Energy at 0K-486.887696
Energy at 298.15K-486.891314
HF Energy-486.831812
Nuclear repulsion energy92.568764
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 B2PLYP/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' 3510 3510 12.96 92.71 0.28 0.43
2 A' 3372 3372 2.26 42.01 0.59 0.74
3 A' 3022 3022 11.43 58.92 0.27 0.43
4 A' 1708 1708 62.36 7.26 0.20 0.33
5 A' 1451 1451 25.03 6.18 0.08 0.14
6 A' 1338 1338 7.56 22.33 0.72 0.84
7 A' 1072 1072 34.53 5.52 0.50 0.67
8 A' 834 834 36.71 3.64 0.25 0.40
9 A' 433 433 11.74 2.92 0.55 0.71
10 A" 1112 1112 1.48 0.39 0.75 0.86
11 A" 736 736 37.51 3.47 0.75 0.86
12 A" 415 415 24.60 6.52 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9500.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9500.9 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 B2PLYP/STO-3G
ABC
1.79084 0.19816 0.17842

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.300 1.009 0.000
C2 0.000 0.780 0.000
S3 -0.644 -0.871 0.000
H4 1.406 2.077 0.000
H5 -0.792 1.555 0.000
H6 0.585 -1.446 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.32032.70421.07282.16192.5573
C21.32031.77171.91291.10762.3016
S32.70421.77173.59022.42981.3566
H41.07281.91293.59022.25923.6173
H52.16191.10762.42982.25923.3014
H62.55732.30161.35663.61733.3014

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 121.299 N1 C2 H5 125.629
C2 N1 H4 105.669 C2 S3 H6 93.791
S3 C2 H5 113.071
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.292      
2 C -0.076      
3 S 0.155      
4 H 0.142      
5 H 0.068      
6 H 0.004      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.979 0.628 0.000 1.163
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.830 -1.067 -0.001
y -1.067 -18.616 -0.001
z -0.001 -0.001 -23.443
Traceless
 xyz
x -4.801 -1.067 -0.001
y -1.067 6.021 -0.001
z -0.001 -0.001 -1.220
Polar
3z2-r2-2.440
x2-y2-7.215
xy-1.067
xz-0.001
yz-0.001


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.128 0.864 -0.000
y 0.864 3.900 0.000
z -0.000 0.000 0.546


<r2> (average value of r2) Å2
<r2> 67.274
(<r2>)1/2 8.202