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All results from a given calculation for CHSNH2 (thioformamide)

using model chemistry: CCSD(T)/cc-pVDZ

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(T)/cc-pVDZ
 hartrees
Energy at 0K-492.073458
Energy at 298.15K-492.076816
HF Energy-491.594955
Nuclear repulsion energy93.753431
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(T)/cc-pVDZ
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' 3730 3651        
2 A' 3579 3503        
3 A' 3112 3046        
4 A' 1628 1594        
5 A' 1472 1441        
6 A' 1316 1288        
7 A' 1134 1110        
8 A' 887 868        
9 A' 430 421        
10 A" 954 934        
11 A" 618 604        
12 A" 113 110        

Unscaled Zero Point Vibrational Energy (zpe) 9485.9 cm-1
Scaled (by 0.9788) Zero Point Vibrational Energy (zpe) 9284.8 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(T)/cc-pVDZ
ABC
2.04340 0.19872 0.18111

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.646 0.000
S2 -0.784 -0.813 0.000
N3 1.342 0.823 0.000
H4 -0.549 1.605 0.000
H5 1.949 0.007 0.000
H6 1.755 1.750 0.000

Atom - Atom Distances (Å)
  C1 S2 N3 H4 H5 H6
C11.65581.35391.10562.05042.0732
S21.65582.68302.42932.85323.6073
N31.35392.68302.04661.01661.0142
H41.10562.42932.04662.96512.3082
H52.05042.85321.01662.96511.7534
H62.07323.60731.01422.30821.7534

picture of thioformamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H5 119.071 C1 N3 H6 121.531
S2 C1 N3 125.813 S2 C1 H4 121.949
H5 N3 H6 119.398
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability