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

using model chemistry: B1B95/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/6-311+G(3df,2p)
 hartrees
Energy at 0K-492.882858
Energy at 298.15K-492.886570
HF Energy-492.882858
Nuclear repulsion energy94.789621
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 B1B95/6-311+G(3df,2p)
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' 3520 3520 8.13 184.61 0.30 0.47
2 A' 3070 3070 23.52 116.85 0.37 0.54
3 A' 2709 2709 3.00 97.57 0.18 0.31
4 A' 1686 1686 191.69 27.31 0.22 0.36
5 A' 1382 1382 20.31 2.71 0.08 0.14
6 A' 1191 1191 26.18 11.29 0.46 0.63
7 A' 928 928 56.63 4.97 0.15 0.26
8 A' 720 720 69.55 5.46 0.08 0.15
9 A' 422 422 18.92 3.30 0.31 0.47
10 A" 1066 1066 2.19 0.27 0.75 0.86
11 A" 736 736 76.07 1.58 0.75 0.86
12 A" 404 404 27.99 0.20 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8916.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8916.0 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 B1B95/6-311+G(3df,2p)
ABC
1.96789 0.20468 0.18540

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.227 1.043 0.000
C2 0.000 0.762 0.000
S3 -0.609 -0.873 0.000
H4 1.369 2.049 0.000
H5 -0.814 1.488 0.000
H6 0.603 -1.443 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.25932.65431.01552.08962.5629
C21.25931.74441.87931.09122.2853
S32.65431.74443.52872.36991.3399
H41.01551.87933.52872.25433.5743
H52.08961.09122.36992.25433.2555
H62.56292.28531.33993.57433.2555

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 123.368 N1 C2 H5 125.338
C2 N1 H4 110.949 C2 S3 H6 94.712
S3 C2 H5 111.294
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.754      
2 C 0.436      
3 S -0.224      
4 H 0.190      
5 H 0.168      
6 H 0.185      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.884 1.009 0.000 1.342
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.991 -1.432 0.000
y -1.432 -19.867 0.000
z 0.000 0.000 -27.615
Traceless
 xyz
x -4.250 -1.432 0.000
y -1.432 7.936 0.000
z 0.000 0.000 -3.686
Polar
3z2-r2-7.373
x2-y2-8.124
xy-1.432
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.807 1.327 0.000
y 1.327 7.506 0.000
z 0.000 0.000 4.597


<r2> (average value of r2) Å2
<r2> 66.886
(<r2>)1/2 8.178