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: G3

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at G3
 hartrees
Energy at 0K-492.632594
Energy at 298.15K-492.627903
HF Energy-491.566677
Nuclear repulsion energy95.121888
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 HF/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' 3948 3720 76.49 70.74 0.65 0.79
2 A' 3817 3596 109.89 103.38 0.14 0.25
3 A' 3334 3141 22.02 104.00 0.34 0.51
4 A' 1818 1713 223.59 5.47 0.75 0.86
5 A' 1611 1518 234.16 2.95 0.38 0.56
6 A' 1423 1341 250.42 6.21 0.23 0.37
7 A' 1251 1179 57.34 6.55 0.48 0.65
8 A' 931 877 60.07 10.31 0.22 0.35
9 A' 470 443 2.43 4.44 0.61 0.76
10 A" 1097 1033 14.31 1.70 0.75 0.86
11 A" 689 649 29.50 0.68 0.75 0.86
12 A" 439 414 279.78 0.07 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10414.1 cm-1
Scaled (by 0.9422) Zero Point Vibrational Energy (zpe) 9812.2 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 MP2=FULL/6-31G*
ABC
2.08676 0.20219 0.18433

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.636 0.000
S2 -0.780 -0.801 0.000
N3 1.335 0.813 0.000
H4 -0.547 1.581 0.000
H5 1.942 0.003 0.000
H6 1.750 1.734 0.000

Atom - Atom Distances (Å)
  C1 S2 N3 H4 H5 H6
C11.63511.34631.09272.04302.0664
S21.63512.66062.39392.83913.5821
N31.34632.66062.03291.01291.0104
H41.09272.39392.03292.94822.3030
H52.04302.83911.01292.94821.7417
H62.06643.58211.01042.30301.7417

picture of thioformamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H5 119.817 C1 N3 H6 121.760
S2 C1 N3 126.413 S2 C1 H4 120.626
H5 N3 H6 118.423
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability