return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CHSNH2 (thioformamide)

using model chemistry: QCISD(T)=FULL/6-311+G(3df,2p)

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)=FULL/6-311+G(3df,2p)
 hartrees
Energy at 0K-492.441482
Energy at 298.15K-492.445174
HF Energy-491.636502
Nuclear repulsion energy94.695650
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)=FULL/6-311+G(3df,2p)
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' 3739 3739 0.00      
2 A' 3598 3598 0.00      
3 A' 3115 3115 0.00      
4 A' 1649 1649 0.00      
5 A' 1471 1471 0.00      
6 A' 1312 1312 0.00      
7 A' 1143 1143 0.00      
8 A' 889 889 0.00      
9 A' 438 438 0.00      
10 A" 962 962 0.00      
11 A" 623 623 0.00      
12 A" 339 339 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 9638.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9638.1 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)=FULL/6-311+G(3df,2p)
ABC
2.08484 0.20267 0.18472

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)=FULL/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.638 0.000
S2 -0.778 -0.802 0.000
N3 1.332 0.813 0.000
H4 -0.547 1.581 0.000
H5 1.936 0.007 0.000
H6 1.740 1.731 0.000

Atom - Atom Distances (Å)
  C1 S2 N3 H4 H5 H6
C11.63741.34331.08992.03652.0543
S21.63742.65722.39462.83273.5716
N31.34332.65722.02991.00691.0045
H41.08992.39462.02992.93992.2916
H52.03652.83271.00692.93991.7345
H62.05433.57161.00452.29161.7345

picture of thioformamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H5 119.425 C1 N3 H6 121.417
S2 C1 N3 125.837 S2 C1 H4 121.505
H5 N3 H6 119.158
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability