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: CCD/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/6-31G**
 hartrees
Energy at 0K-492.025346
Energy at 298.15K-492.029009
HF Energy-491.575750
Nuclear repulsion energy94.695888
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 CCD/6-31G**
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' 3834 3594 53.91      
2 A' 3690 3460 103.34      
3 A' 3199 2999 23.09      
4 A' 1705 1599 222.43      
5 A' 1529 1434 216.11      
6 A' 1350 1266 215.31      
7 A' 1187 1112 25.45      
8 A' 926 868 16.52      
9 A' 447 419 1.66      
10 A" 994 932 26.22      
11 A" 627 588 7.63      
12 A" 294 276 245.42      

Unscaled Zero Point Vibrational Energy (zpe) 9890.5 cm-1
Scaled (by 0.9376) Zero Point Vibrational Energy (zpe) 9273.4 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 CCD/6-31G**
ABC
2.10907 0.20202 0.18436

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.634 0.000
S2 -0.778 -0.805 0.000
N3 1.331 0.820 0.000
H4 -0.550 1.573 0.000
H5 1.942 0.022 0.000
H6 1.733 1.739 0.000

Atom - Atom Distances (Å)
  C1 S2 N3 H4 H5 H6
C11.63561.34401.08792.03662.0557
S21.63562.66212.38852.84283.5745
N31.34402.66212.02601.00551.0034
H41.08792.38852.02602.93552.2894
H52.03662.84281.00552.93551.7301
H62.05573.57451.00342.28941.7301

picture of thioformamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H5 119.495 C1 N3 H6 121.593
S2 C1 N3 126.339 S2 C1 H4 121.250
H5 N3 H6 118.911
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability