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All results from a given calculation for CHSNH2 (thioformamide)

using model chemistry: CCSD(T)/6-311+G(3df,2p)

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(T)/6-311+G(3df,2p)
 hartrees
Energy at 0K-492.229250
Energy at 298.15K-492.232909
HF Energy-491.636273
Nuclear repulsion energy94.561598
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(T)/6-311+G(3df,2p)
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' 3735 3686        
2 A' 3591 3544        
3 A' 3108 3067        
4 A' 1649 1627        
5 A' 1467 1448        
6 A' 1309 1292        
7 A' 1142 1128        
8 A' 892 880        
9 A' 432 427        
10 A" 957 945        
11 A" 619 611        
12 A" 316 312        

Unscaled Zero Point Vibrational Energy (zpe) 9608.6 cm-1
Scaled (by 0.9869) Zero Point Vibrational Energy (zpe) 9482.8 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(T)/6-311+G(3df,2p)
ABC
2.07540 0.20217 0.18423

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.640 0.000
S2 -0.780 -0.803 0.000
N3 1.335 0.812 0.000
H4 -0.547 1.584 0.000
H5 1.938 0.005 0.000
H6 1.742 1.732 0.000

Atom - Atom Distances (Å)
  C1 S2 N3 H4 H5 H6
C11.63971.34591.09122.03962.0562
S21.63972.66072.39812.83553.5754
N31.34592.66072.03361.00801.0057
H41.09122.39812.03362.94422.2937
H52.03962.83551.00802.94421.7378
H62.05623.57541.00572.29371.7378

picture of thioformamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H5 119.412 C1 N3 H6 121.271
S2 C1 N3 125.766 S2 C1 H4 121.536
H5 N3 H6 119.317
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability