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: PBEPBE/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 PBEPBE/6-31G*
 hartrees
Energy at 0K-476.474818
Energy at 298.15K-476.478440
HF Energy-476.474818
Nuclear repulsion energy92.557458
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 PBEPBE/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' 3187 3142 8.33      
2 A' 3124 3079 2.38      
3 A' 3100 3056 3.11      
4 A' 2620 2583 14.12      
5 A' 1629 1606 42.43      
6 A' 1400 1380 8.31      
7 A' 1279 1260 0.74      
8 A' 1060 1045 26.88      
9 A' 878 865 5.71      
10 A' 689 679 18.49      
11 A' 370 365 3.65      
12 A" 953 939 25.42      
13 A" 822 810 41.48      
14 A" 585 577 12.93      
15 A" 293 288 19.49      

Unscaled Zero Point Vibrational Energy (zpe) 10993.7 cm-1
Scaled (by 0.9857) Zero Point Vibrational Energy (zpe) 10836.5 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 PBEPBE/6-31G*
ABC
1.66315 0.19042 0.17086

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.298 1.114 0.000
C2 0.000 0.764 0.000
S3 -0.698 -0.862 0.000
H4 2.108 0.377 0.000
H5 1.581 2.170 0.000
H6 -0.788 1.526 0.000
H7 0.480 -1.544 0.000

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.34412.80871.09501.09362.12612.7805
C21.34411.76992.14322.11581.09612.3572
S32.80871.76993.06763.79342.39011.3610
H41.09502.14323.06761.86873.11552.5179
H51.09362.11583.79341.86872.45493.8735
H62.12611.09612.39013.11552.45493.3214
H72.78052.35721.36102.51793.87353.3214

picture of Ethenethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 S3 128.310 C1 C2 H6 120.877
C2 C1 H4 122.642 C2 C1 H5 120.091
C2 S3 H7 96.813 S3 C2 H6 110.814
H4 C1 H5 117.266
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.338      
2 C -0.267      
3 S -0.009      
4 H 0.150      
5 H 0.164      
6 H 0.188      
7 H 0.112      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.937 0.294 0.000 0.982
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.959 -2.044 0.000
y -2.044 -22.909 0.000
z 0.000 0.000 -29.185
Traceless
 xyz
x 1.088 -2.044 0.000
y -2.044 4.163 0.000
z 0.000 0.000 -5.251
Polar
3z2-r2-10.502
x2-y2-2.050
xy-2.044
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.967 1.512 0.000
y 1.512 6.867 0.000
z 0.000 0.000 2.708


<r2> (average value of r2) Å2
<r2> 74.147
(<r2>)1/2 8.611