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All results from a given calculation for CHSNH2 (thioformamide)

using model chemistry: CCSD/aug-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/aug-cc-pVDZ
 hartrees
Energy at 0K-492.091384
Energy at 298.15K-492.095027
HF Energy-491.606939
Nuclear repulsion energy93.855463
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/aug-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' 3738 3601 49.20      
2 A' 3591 3459 78.72      
3 A' 3140 3025 16.58      
4 A' 1659 1598 189.44      
5 A' 1472 1418 219.70      
6 A' 1309 1261 185.23      
7 A' 1147 1105 26.25      
8 A' 893 860 16.78      
9 A' 432 416 1.67      
10 A" 959 924 30.00      
11 A" 614 591 1.62      
12 A" 303 292 180.10      

Unscaled Zero Point Vibrational Energy (zpe) 9627.3 cm-1
Scaled (by 0.9634) Zero Point Vibrational Energy (zpe) 9274.9 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 CCSD/aug-cc-pVDZ
ABC
2.05331 0.19890 0.18133

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.645 0.000
S2 -0.783 -0.813 0.000
N3 1.340 0.826 0.000
H4 -0.558 1.593 0.000
H5 1.952 0.018 0.000
H6 1.745 1.752 0.000

Atom - Atom Distances (Å)
  C1 S2 N3 H4 H5 H6
C11.65491.35261.10062.04982.0668
S21.65492.68202.41722.85783.6014
N31.35262.68202.04801.01281.0107
H41.10062.41722.04802.96332.3090
H52.04982.85781.01282.96331.7459
H62.06683.60141.01072.30901.7459

picture of thioformamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H5 119.436 C1 N3 H6 121.300
S2 C1 N3 125.902 S2 C1 H4 121.305
H5 N3 H6 119.265
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability