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

using model chemistry: B3PW91/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/cc-pVDZ
 hartrees
Energy at 0K-492.768741
Energy at 298.15K-492.772437
HF Energy-492.768741
Nuclear repulsion energy93.786978
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 B3PW91/cc-pVDZ
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' 3458 3337 1.99 219.00 0.31 0.48
2 A' 3055 2949 30.90 133.56 0.39 0.56
3 A' 2682 2588 0.71 111.22 0.27 0.43
4 A' 1687 1628 167.05 14.55 0.22 0.36
5 A' 1368 1320 26.59 4.14 0.13 0.22
6 A' 1190 1148 28.77 12.88 0.61 0.76
7 A' 914 882 43.86 5.46 0.50 0.67
8 A' 706 681 68.92 5.11 0.25 0.41
9 A' 421 407 15.82 3.54 0.44 0.61
10 A" 1049 1012 2.43 0.48 0.75 0.86
11 A" 728 703 66.90 3.37 0.75 0.86
12 A" 405 391 38.97 4.78 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8831.9 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 8522.8 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 B3PW91/cc-pVDZ
ABC
1.90442 0.20102 0.18183

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.240 1.049 0.000
C2 0.000 0.776 0.000
S3 -0.614 -0.883 0.000
H4 1.369 2.068 0.000
H5 -0.835 1.500 0.000
H6 0.620 -1.448 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.26932.67751.02742.12292.5725
C21.26931.76871.88261.10532.3085
S32.67751.76873.55552.39311.3578
H41.02741.88263.55552.27573.5949
H52.12291.10532.39312.27573.2875
H62.57252.30851.35783.59493.2875

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 122.757 N1 C2 H5 126.622
C2 N1 H4 109.659 C2 S3 H6 94.264
S3 C2 H5 110.621
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.181      
2 C -0.059      
3 S -0.047      
4 H 0.106      
5 H 0.065      
6 H 0.115      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.555 1.114 0.000 1.245
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.276 -1.408 0.000
y -1.408 -19.568 0.000
z 0.000 0.000 -27.089
Traceless
 xyz
x -3.947 -1.408 0.000
y -1.408 7.614 0.000
z 0.000 0.000 -3.667
Polar
3z2-r2-7.334
x2-y2-7.708
xy-1.408
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.724 1.167 0.000
y 1.167 6.637 0.000
z 0.000 0.000 2.428


<r2> (average value of r2) Å2
<r2> 67.552
(<r2>)1/2 8.219