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All results from a given calculation for CHSNH2 (thioformamide)

using model chemistry: QCISD/TZVP

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/TZVP
 hartrees
Energy at 0K-492.102114
Energy at 298.15K 
HF Energy-491.622720
Nuclear repulsion energy94.380215
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/TZVP
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' 3757 3589 47.56      
2 A' 3618 3457 81.46      
3 A' 3149 3009 22.78      
4 A' 1669 1594 177.52      
5 A' 1485 1419 173.38      
6 A' 1318 1259 211.51      
7 A' 1157 1105 23.53      
8 A' 886 846 14.61      
9 A' 437 418 1.16      
10 A" 934 892 37.68      
11 A" 586 560 0.01      
12 A" 166i 159i 210.48      

Unscaled Zero Point Vibrational Energy (zpe) 9415.4 cm-1
Scaled (by 0.9553) Zero Point Vibrational Energy (zpe) 8994.5 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/TZVP
ABC
2.07461 0.20114 0.18336

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.643 0.000
S2 -0.779 -0.808 0.000
N3 1.333 0.820 0.000
H4 -0.549 1.584 0.000
H5 1.938 0.015 0.000
H6 1.741 1.738 0.000

Atom - Atom Distances (Å)
  C1 S2 N3 H4 H5 H6
C11.64741.34481.08922.03732.0565
S21.64742.66672.40362.83883.5823
N31.34482.66672.03131.00671.0047
H41.08922.40362.03132.94052.2948
H52.03732.83881.00672.94051.7343
H62.05653.58231.00472.29481.7343

picture of thioformamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H5 119.387 C1 N3 H6 121.478
S2 C1 N3 125.750 S2 C1 H4 121.534
H5 N3 H6 119.135
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability