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All results from a given calculation for CHSNH2 (thioformamide)

using model chemistry: CCSD/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCSD/6-31+G**
 hartrees
Energy at 0K-492.039546
Energy at 298.15K-492.043098
HF Energy-491.579561
Nuclear repulsion energy94.405604
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 CCSD/6-31+G**
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' 3805 3553 55.21      
2 A' 3661 3419 91.36      
3 A' 3194 2982 20.36      
4 A' 1695 1583 194.38      
5 A' 1506 1406 203.69      
6 A' 1333 1245 240.59      
7 A' 1175 1097 24.20      
8 A' 908 848 15.17      
9 A' 444 415 1.14      
10 A" 970 906 37.77      
11 A" 593 554 0.67      
12 A" 233 218 236.34      

Unscaled Zero Point Vibrational Energy (zpe) 9758.6 cm-1
Scaled (by 0.9338) Zero Point Vibrational Energy (zpe) 9112.6 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 CCSD/6-31+G**
ABC
2.09068 0.20085 0.18325

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.637 0.000
S2 -0.781 -0.806 0.000
N3 1.337 0.820 0.000
H4 -0.550 1.576 0.000
H5 1.951 0.021 0.000
H6 1.740 1.741 0.000

Atom - Atom Distances (Å)
  C1 S2 N3 H4 H5 H6
C11.64131.34901.08792.04562.0602
S21.64132.66982.39322.85403.5835
N31.34902.66982.03271.00751.0054
H41.08792.39322.03272.94482.2961
H52.04562.85401.00752.94481.7326
H62.06023.58351.00542.29611.7326

picture of thioformamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H5 119.780 C1 N3 H6 121.420
S2 C1 N3 126.183 S2 C1 H4 121.200
H5 N3 H6 118.801
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability