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 CH2CHSH (Ethenethiol)

using model chemistry: CCSD/6-311G**

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/6-311G**
 hartrees
Energy at 0K-476.046921
Energy at 298.15K-476.050553
HF Energy-475.588427
Nuclear repulsion energy93.027309
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/6-311G**
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' 3260 3260 9.87      
2 A' 3201 3201 4.13      
3 A' 3167 3167 3.21      
4 A' 2756 2756 6.09      
5 A' 1675 1675 27.37      
6 A' 1446 1446 7.72      
7 A' 1323 1323 1.49      
8 A' 1101 1101 27.77      
9 A' 925 925 5.94      
10 A' 719 719 14.88      
11 A' 382 382 3.95      
12 A" 990 990 28.25      
13 A" 866 866 36.81      
14 A" 587 587 14.10      
15 A" 227 227 15.58      

Unscaled Zero Point Vibrational Energy (zpe) 11311.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 11311.4 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 CCSD/6-311G**
ABC
1.67091 0.19239 0.17253

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.297 1.100 0.000
C2 0.000 0.767 0.000
S3 -0.697 -0.857 0.000
H4 2.088 0.354 0.000
H5 1.591 2.144 0.000
H6 -0.769 1.536 0.000
H7 0.469 -1.515 0.000

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.33882.79391.08691.08552.11082.7422
C21.33881.76732.12802.10471.08742.3289
S32.79391.76733.03703.77452.39421.3389
H41.08692.12803.03701.85813.09102.4723
H51.08552.10473.77451.85812.43673.8273
H62.11081.08742.39423.09102.43673.2919
H72.74222.32891.33892.47233.82733.2919

picture of Ethenethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 S3 127.649 C1 C2 H6 120.568
C2 C1 H4 122.282 C2 C1 H5 120.131
C2 S3 H7 96.164 S3 C2 H6 111.784
H4 C1 H5 117.587
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability