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

using model chemistry: mPW1PW91/daug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/daug-cc-pVTZ
 hartrees
Energy at 0K-492.881487
Energy at 298.15K-492.885179
HF Energy-492.881487
Nuclear repulsion energy94.464163
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 mPW1PW91/daug-cc-pVTZ
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' 3515 3515 7.99 191.17 0.28 0.44
2 A' 3071 3071 22.63 119.62 0.36 0.53
3 A' 2704 2704 2.73 104.13 0.17 0.29
4 A' 1683 1683 194.39 27.63 0.21 0.35
5 A' 1383 1383 22.15 2.61 0.12 0.21
6 A' 1198 1198 27.48 11.64 0.37 0.54
7 A' 925 925 53.66 5.97 0.14 0.25
8 A' 715 715 72.53 6.38 0.07 0.12
9 A' 425 425 18.04 3.30 0.30 0.47
10 A" 1065 1065 2.02 0.29 0.75 0.86
11 A" 737 737 75.32 1.45 0.75 0.86
12 A" 392 392 29.11 0.14 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8905.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8905.3 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 mPW1PW91/daug-cc-pVTZ
ABC
1.96033 0.20300 0.18395

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/daug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.227 1.052 0.000
C2 0.000 0.766 0.000
S3 -0.609 -0.878 0.000
H4 1.366 2.059 0.000
H5 -0.819 1.489 0.000
H6 0.607 -1.454 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.26032.66451.01612.09292.5817
C21.26031.75371.88041.09262.3014
S32.66451.75373.53932.37671.3450
H41.01611.88043.53932.25813.5937
H52.09291.09262.37672.25813.2701
H62.58172.30141.34503.59373.2701

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 123.437 N1 C2 H5 125.460
C2 N1 H4 110.938 C2 S3 H6 95.011
S3 C2 H5 111.103
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.928      
2 C 0.055      
3 S -0.451      
4 H 0.225      
5 H 0.821      
6 H 0.278      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.845 1.030 0.000 1.332
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.015 -1.494 0.000
y -1.494 -19.895 0.000
z 0.000 0.000 -27.597
Traceless
 xyz
x -4.269 -1.494 0.000
y -1.494 7.911 0.000
z 0.000 0.000 -3.642
Polar
3z2-r2-7.284
x2-y2-8.120
xy-1.494
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.001 1.296 0.000
y 1.296 7.751 0.000
z 0.000 0.000 4.826


<r2> (average value of r2) Å2
<r2> 67.291
(<r2>)1/2 8.203