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All results from a given calculation for CHSNH2 (thioformamide)

using model chemistry: PBE1PBE/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBE1PBE/STO-3G
 hartrees
Energy at 0K-486.972974
Energy at 298.15K 
HF Energy-486.972974
Nuclear repulsion energy93.780801
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 PBE1PBE/STO-3G
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' 3972 3503 9.48 50.10 0.72 0.84
2 A' 3745 3304 58.74 110.53 0.15 0.26
3 A' 3342 2948 9.06 49.20 0.41 0.58
4 A' 1754 1547 105.11 13.41 0.64 0.78
5 A' 1607 1418 90.01 2.99 0.59 0.74
6 A' 1379 1217 88.87 7.59 0.71 0.83
7 A' 1207 1065 5.08 5.92 0.17 0.30
8 A' 972 858 0.54 11.58 0.29 0.45
9 A' 430 380 2.02 3.12 0.57 0.73
10 A" 952 840 10.95 0.08 0.75 0.86
11 A" 580 512 3.48 2.42 0.75 0.86
12 A" 310i 273i 244.67 0.54 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9815.8 cm-1
Scaled (by 0.8821) Zero Point Vibrational Energy (zpe) 8658.5 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 PBE1PBE/STO-3G
ABC
2.02339 0.19941 0.18152

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.622 0.000
S2 -0.821 -0.766 0.000
N3 1.390 0.755 0.000
H4 -0.453 1.634 0.000
H5 2.000 -0.081 0.000
H6 1.856 1.678 0.000

Atom - Atom Distances (Å)
  C1 S2 N3 H4 H5 H6
C11.61221.39651.10952.11952.1358
S21.61222.68352.42802.90263.6249
N31.39652.68352.04251.03451.0341
H41.10952.42802.04252.99332.3102
H52.11952.90261.03452.99331.7647
H62.13583.62491.03412.31021.7647

picture of thioformamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H5 120.631 C1 N3 H6 122.273
S2 C1 N3 126.085 S2 C1 H4 125.267
H5 N3 H6 117.096
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.111      
2 S -0.011      
3 N -0.369      
4 H 0.071      
5 H 0.212      
6 H 0.209      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.437 1.663 0.000 2.950
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.417 0.671 0.000
y 0.671 -20.435 0.000
z 0.000 0.000 -22.881
Traceless
 xyz
x 2.241 0.671 0.000
y 0.671 0.714 0.000
z 0.000 0.000 -2.956
Polar
3z2-r2-5.911
x2-y21.018
xy0.671
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.441 1.568 0.000
y 1.568 3.448 0.000
z 0.000 0.000 0.666


<r2> (average value of r2) Å2
<r2> 66.205
(<r2>)1/2 8.137