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All results from a given calculation for CHSNH2 (thioformamide)

using model chemistry: CCD/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 CCD/6-31G(2df,p)
 hartrees
Energy at 0K-492.123259
Energy at 298.15K-492.126984
HF Energy-491.587835
Nuclear repulsion energy94.874633
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 CCD/6-31G(2df,p)
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3800 3599 64.94      
2 A' 3659 3466 111.20      
3 A' 3169 3001 13.57      
4 A' 1673 1585 217.23      
5 A' 1509 1430 223.30      
6 A' 1344 1273 179.88      
7 A' 1166 1104 27.59      
8 A' 917 868 19.20      
9 A' 444 420 1.99      
10 A" 1005 952 21.22      
11 A" 645 611 5.70      
12 A" 340 322 195.03      

Unscaled Zero Point Vibrational Energy (zpe) 9835.2 cm-1
Scaled (by 0.9472) Zero Point Vibrational Energy (zpe) 9315.9 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 CCD/6-31G(2df,p)
ABC
2.10561 0.20317 0.18529

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.636 0.000
S2 -0.774 -0.804 0.000
N3 1.325 0.818 0.000
H4 -0.552 1.576 0.000
H5 1.934 0.018 0.000
H6 1.730 1.736 0.000

Atom - Atom Distances (Å)
  C1 S2 N3 H4 H5 H6
C11.63501.33791.09042.03012.0503
S21.63502.65362.39082.83023.5672
N31.33792.65362.02441.00541.0030
H41.09042.39082.02442.93372.2875
H52.03012.83021.00542.93371.7301
H62.05033.56721.00302.28751.7301

picture of thioformamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H5 119.396 C1 N3 H6 121.643
S2 C1 N3 126.111 S2 C1 H4 121.329
H5 N3 H6 118.961
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability