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All results from a given calculation for CHSNH2 (thioformamide)

using model chemistry: QCISD(T)/aug-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 QCISD(T)/aug-cc-pVTZ
 hartrees
Energy at 0K-492.250182
Energy at 298.15K-492.253777
HF Energy-491.643082
Nuclear repulsion energy94.364516
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 QCISD(T)/aug-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' 3714 3590        
2 A' 3572 3453        
3 A' 3110 3007        
4 A' 1637 1582        
5 A' 1455 1407        
6 A' 1303 1260        
7 A' 1133 1095        
8 A' 880 851        
9 A' 428 414        
10 A" 954 922        
11 A" 614 594        
12 A" 272 263        

Unscaled Zero Point Vibrational Energy (zpe) 9535.5 cm-1
Scaled (by 0.9668) Zero Point Vibrational Energy (zpe) 9218.9 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 QCISD(T)/aug-cc-pVTZ
ABC
2.06688 0.20126 0.18340

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.644 0.000
S2 -0.780 -0.806 0.000
N3 1.336 0.816 0.000
H4 -0.548 1.586 0.000
H5 1.936 0.007 0.000
H6 1.745 1.735 0.000

Atom - Atom Distances (Å)
  C1 S2 N3 H4 H5 H6
C11.64651.34681.09002.03842.0579
S21.64652.66642.40322.83583.5822
N31.34682.66642.03501.00781.0056
H41.09002.40322.03502.94372.2977
H52.03842.83581.00782.94371.7384
H62.05793.58221.00562.29771.7384

picture of thioformamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H5 119.225 C1 N3 H6 121.364
S2 C1 N3 125.651 S2 C1 H4 121.521
H5 N3 H6 119.411
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability