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All results from a given calculation for CHSNH2 (thioformamide)

using model chemistry: PBE1PBE/3-21G

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/3-21G
 hartrees
Energy at 0K-490.211616
Energy at 298.15K-490.215561
HF Energy-490.211616
Nuclear repulsion energy94.421880
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/3-21G
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' 3661 3516 44.91 96.66 0.65 0.79
2 A' 3527 3388 64.22 155.80 0.16 0.27
3 A' 3120 2996 23.38 113.86 0.33 0.50
4 A' 1690 1623 147.50 6.69 0.75 0.85
5 A' 1496 1437 168.55 3.99 0.24 0.38
6 A' 1350 1297 135.46 4.65 0.52 0.68
7 A' 1187 1140 16.64 12.19 0.46 0.63
8 A' 902 866 13.78 11.90 0.28 0.44
9 A' 444 427 2.53 4.16 0.65 0.79
10 A" 994 955 28.73 0.92 0.75 0.86
11 A" 718 690 167.61 1.23 0.75 0.86
12 A" 555 533 165.03 1.03 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9821.6 cm-1
Scaled (by 0.9604) Zero Point Vibrational Energy (zpe) 9432.7 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/3-21G
ABC
2.08149 0.20148 0.18370

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.639 0.000
S2 -0.779 -0.806 0.000
N3 1.332 0.819 0.000
H4 -0.555 1.580 0.000
H5 1.942 0.007 0.000
H6 1.747 1.745 0.000

Atom - Atom Distances (Å)
  C1 S2 N3 H4 H5 H6
C11.64131.34461.09302.04242.0678
S21.64132.66452.39702.83983.5898
N31.34462.66452.03501.01601.0139
H41.09302.39702.03502.95162.3079
H52.04242.83981.01602.95161.7488
H62.06783.58981.01392.30791.7488

picture of thioformamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H5 119.161 C1 N3 H6 121.869
S2 C1 N3 126.051 S2 C1 H4 121.163
H5 N3 H6 118.970
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.101      
2 S -0.129      
3 N -0.730      
4 H 0.249      
5 H 0.362      
6 H 0.348      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.461 3.275 0.000 4.765
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.822 1.283 0.000
y 1.283 -22.065 0.000
z 0.000 0.000 -27.244
Traceless
 xyz
x 2.832 1.283 0.000
y 1.283 2.468 0.000
z 0.000 0.000 -5.301
Polar
3z2-r2-10.601
x2-y20.243
xy1.283
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.618 2.100 0.000
y 2.100 6.035 0.000
z 0.000 0.000 1.931


<r2> (average value of r2) Å2
<r2> 67.160
(<r2>)1/2 8.195