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

using model chemistry: B2PLYP=FULLultrafine/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 B2PLYP=FULLultrafine/cc-pVDZ
 hartrees
Energy at 0K-492.602014
Energy at 298.15K 
HF Energy-492.452559
Nuclear repulsion energy93.597898
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=FULLultrafine/cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3458 3313 0.67 220.54 0.31 0.48
2 A' 3080 2951 33.24 131.50 0.39 0.56
3 A' 2710 2597 0.32 109.05 0.27 0.43
4 A' 1659 1590 144.04 12.40 0.23 0.37
5 A' 1378 1321 26.83 5.12 0.11 0.20
6 A' 1202 1151 28.98 13.96 0.59 0.74
7 A' 927 889 43.42 5.34 0.51 0.67
8 A' 709 679 66.68 4.85 0.24 0.38
9 A' 424 406 15.68 3.46 0.44 0.61
10 A" 1056 1011 2.87 0.54 0.75 0.86
11 A" 732 701 64.82 3.58 0.75 0.86
12 A" 400 383 36.69 4.86 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8866.6 cm-1
Scaled (by 0.9582) Zero Point Vibrational Energy (zpe) 8496.0 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 B2PLYP=FULLultrafine/cc-pVDZ
ABC
1.89255 0.20021 0.18106

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.247 1.047 0.000
C2 0.000 0.778 0.000
S3 -0.618 -0.883 0.000
H4 1.375 2.066 0.000
H5 -0.828 1.508 0.000
H6 0.615 -1.443 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.27532.68361.02762.12532.5681
C21.27531.77281.88391.10362.3046
S32.68361.77283.55972.40061.3540
H41.02761.88393.55972.27233.5902
H52.12531.10362.40062.27233.2847
H62.56812.30461.35403.59023.2847

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 122.543 N1 C2 H5 126.457
C2 N1 H4 109.306 C2 S3 H6 94.000
S3 C2 H5 110.999
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP=FULLultrafine/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.165      
2 C -0.046      
3 S -0.028      
4 H 0.097      
5 H 0.046      
6 H 0.095      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.565 1.140 0.000 1.273
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.563 -1.349 0.000
y -1.349 -19.893 -0.000
z 0.000 -0.000 -27.262
Traceless
 xyz
x -3.985 -1.349 0.000
y -1.349 7.519 -0.000
z 0.000 -0.000 -3.534
Polar
3z2-r2-7.068
x2-y2-7.670
xy-1.349
xz0.000
yz-0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.685 1.145 -0.000
y 1.145 6.572 0.000
z -0.000 0.000 2.397


<r2> (average value of r2) Å2
<r2> 67.912
(<r2>)1/2 8.241