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: CISD/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CISD/cc-pVTZ
 hartrees
Energy at 0K-492.136715
Energy at 298.15K-492.140487
HF Energy-491.641575
Nuclear repulsion energy95.267680
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 CISD/cc-pVTZ
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' 3854 3583 65.42      
2 A' 3713 3452 95.39      
3 A' 3218 2993 17.39      
4 A' 1707 1587 211.38      
5 A' 1531 1423 212.36      
6 A' 1359 1264 193.51      
7 A' 1188 1104 34.04      
8 A' 927 862 24.13      
9 A' 449 417 2.04      
10 A" 1029 957 22.09      
11 A" 654 608 6.33      
12 A" 357 332 192.61      

Unscaled Zero Point Vibrational Energy (zpe) 9992.3 cm-1
Scaled (by 0.9298) Zero Point Vibrational Energy (zpe) 9290.9 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 CISD/cc-pVTZ
ABC
2.13074 0.20455 0.18663

See section I.F.4 to change rotational constant units
Geometric Data calculated at CISD/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.634 0.000
S2 -0.770 -0.804 0.000
N3 1.319 0.819 0.000
H4 -0.553 1.563 0.000
H5 1.924 0.026 0.000
H6 1.713 1.733 0.000

Atom - Atom Distances (Å)
  C1 S2 N3 H4 H5 H6
C11.63071.33151.08142.01772.0359
S21.63072.64492.37702.81863.5501
N31.33152.64492.01370.99800.9956
H41.08142.37702.01372.91502.2725
H52.01772.81860.99802.91501.7202
H62.03593.55010.99562.27251.7202

picture of thioformamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H5 119.339 C1 N3 H6 121.380
S2 C1 N3 126.176 S2 C1 H4 121.100
H5 N3 H6 119.281
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability