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All results from a given calculation for CHSNH2 (thioformamide)

using model chemistry: PBE1PBE/6-31G(2df,p)

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/6-31G(2df,p)
 hartrees
Energy at 0K-492.596334
Energy at 298.15K-492.600071
HF Energy-492.596334
Nuclear repulsion energy94.928683
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/6-31G(2df,p)
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' 3757 3595 53.30 88.44 0.62 0.76
2 A' 3614 3458 63.92 152.49 0.14 0.25
3 A' 3118 2983 21.15 113.86 0.33 0.50
4 A' 1645 1574 209.11 3.98 0.75 0.86
5 A' 1480 1417 192.42 1.58 0.47 0.64
6 A' 1340 1282 71.94 4.03 0.60 0.75
7 A' 1143 1094 19.30 10.77 0.34 0.51
8 A' 903 864 14.64 14.63 0.19 0.31
9 A' 435 416 2.66 2.93 0.56 0.72
10 A" 977 935 21.08 0.81 0.75 0.86
11 A" 648 620 6.45 0.96 0.75 0.86
12 A" 368 353 177.88 0.68 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9713.0 cm-1
Scaled (by 0.957) Zero Point Vibrational Energy (zpe) 9295.4 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 PBE1PBE/6-31G(2df,p)
ABC
2.09919 0.20375 0.18572

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.637 0.000
S2 -0.773 -0.804 0.000
N3 1.323 0.817 0.000
H4 -0.552 1.582 0.000
H5 1.927 0.011 0.000
H6 1.732 1.735 0.000

Atom - Atom Distances (Å)
  C1 S2 N3 H4 H5 H6
C11.63511.33481.09392.02642.0506
S21.63512.64912.39582.82053.5665
N31.33482.64912.02431.00751.0051
H41.09392.39582.02432.93462.2888
H52.02642.82051.00752.93461.7348
H62.05063.56651.00512.28881.7348

picture of thioformamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H5 119.140 C1 N3 H6 121.782
S2 C1 N3 125.951 S2 C1 H4 121.510
H5 N3 H6 119.078
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.063      
2 S -0.363      
3 N -0.458      
4 H 0.162      
5 H 0.302      
6 H 0.294      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.350 3.213 0.000 4.642
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.997 1.235 0.000
y 1.235 -22.122 0.000
z 0.000 0.000 -26.945
Traceless
 xyz
x 2.537 1.235 0.000
y 1.235 2.349 0.000
z 0.000 0.000 -4.886
Polar
3z2-r2-9.771
x2-y20.125
xy1.235
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.516 1.930 0.000
y 1.930 6.688 0.000
z 0.000 0.000 3.167


<r2> (average value of r2) Å2
<r2> 66.573
(<r2>)1/2 8.159