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: CCSD=FULL/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 CCSD=FULL/TZVP
 hartrees
Energy at 0K-492.163432
Energy at 298.15K 
HF Energy-491.622866
Nuclear repulsion energy94.522986
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=FULL/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' 3761 3564 49.67      
2 A' 3623 3433 87.08      
3 A' 3155 2989 20.91      
4 A' 1672 1584 187.57      
5 A' 1493 1415 183.84      
6 A' 1322 1252 225.95      
7 A' 1163 1102 24.40      
8 A' 897 850 14.82      
9 A' 439 416 1.14      
10 A" 941 892 38.30      
11 A" 590 559        
12 A" 136i 129i 211.36      

Unscaled Zero Point Vibrational Energy (zpe) 9459.6 cm-1
Scaled (by 0.9475) Zero Point Vibrational Energy (zpe) 8963.0 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=FULL/TZVP
ABC
2.08392 0.20170 0.18390

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.641 0.000
S2 -0.778 -0.807 0.000
N3 1.331 0.819 0.000
H4 -0.549 1.581 0.000
H5 1.937 0.015 0.000
H6 1.738 1.737 0.000

Atom - Atom Distances (Å)
  C1 S2 N3 H4 H5 H6
C11.64381.34321.08812.03562.0547
S21.64382.66312.39862.83673.5780
N31.34322.66312.02861.00621.0042
H41.08812.39862.02862.93762.2921
H52.03562.83671.00622.93761.7332
H62.05473.57801.00422.29211.7332

picture of thioformamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H5 119.405 C1 N3 H6 121.493
S2 C1 N3 125.847 S2 C1 H4 121.468
H5 N3 H6 119.101
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability