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

using model chemistry: B2PLYP=FULLultrafine/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 B2PLYP=FULLultrafine/cc-pVTZ
 hartrees
Energy at 0K-492.699106
Energy at 298.15K 
HF Energy-492.499770
Nuclear repulsion energy94.235828
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-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' 3488 3333 3.49 203.22 0.30 0.46
2 A' 3085 2948 28.57 122.31 0.38 0.55
3 A' 2706 2586 1.44 100.87 0.23 0.38
4 A' 1648 1574 153.99 16.55 0.24 0.38
5 A' 1389 1327 24.88 5.74 0.08 0.15
6 A' 1206 1152 31.69 11.23 0.50 0.67
7 A' 932 891 51.36 4.16 0.36 0.53
8 A' 710 678 70.09 4.76 0.15 0.27
9 A' 426 407 17.13 3.40 0.38 0.55
10 A" 1070 1022 2.76 0.36 0.75 0.86
11 A" 739 706 71.27 2.41 0.75 0.86
12 A" 395 378 32.71 1.82 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8897.3 cm-1
Scaled (by 0.9554) Zero Point Vibrational Energy (zpe) 8500.4 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-pVTZ
ABC
1.94650 0.20199 0.18300

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.235 1.050 0.000
C2 0.000 0.770 0.000
S3 -0.613 -0.880 0.000
H4 1.371 2.058 0.000
H5 -0.814 1.493 0.000
H6 0.604 -1.446 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.26642.67181.01712.09632.5742
C21.26641.75971.88091.08882.2963
S32.67181.75973.54452.38121.3419
H41.01711.88093.54452.25643.5865
H52.09631.08882.38122.25643.2628
H62.57422.29631.34193.58653.2628

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 123.164 N1 C2 H5 125.599
C2 N1 H4 110.440 C2 S3 H6 94.561
S3 C2 H5 111.236
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP=FULLultrafine/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.255      
2 C -0.040      
3 S -0.073      
4 H 0.155      
5 H 0.100      
6 H 0.113      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.764 1.102 0.000 1.341
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.000 -1.422 0.000
y -1.422 -20.021 0.001
z 0.000 0.001 -27.579
Traceless
 xyz
x -4.200 -1.422 0.000
y -1.422 7.768 0.001
z 0.000 0.001 -3.568
Polar
3z2-r2-7.136
x2-y2-7.978
xy-1.422
xz0.000
yz0.001


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.264 1.260 -0.000
y 1.260 7.093 -0.000
z -0.000 -0.000 3.424


<r2> (average value of r2) Å2
<r2> 67.540
(<r2>)1/2 8.218