return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
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All results from a given calculation for CH2CHSH (Ethenethiol)

using model chemistry: PBE1PBE/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBE1PBE/6-31+G**
 hartrees
Energy at 0K-476.530992
Energy at 298.15K-476.534701
HF Energy-476.530992
Nuclear repulsion energy93.257641
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 PBE1PBE/6-31+G**
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' 3276 3130 5.33      
2 A' 3212 3068 1.41      
3 A' 3181 3039 2.28      
4 A' 2732 2610 4.77      
5 A' 1681 1606 56.93      
6 A' 1431 1367 9.19      
7 A' 1312 1253 0.64      
8 A' 1089 1041 31.76      
9 A' 904 863 7.32      
10 A' 719 687 20.24      
11 A' 382 365 4.12      
12 A" 994 949 26.62      
13 A" 892 852 58.96      
14 A" 610 583 20.69      
15 A" 284 271 15.90      

Unscaled Zero Point Vibrational Energy (zpe) 11348.0 cm-1
Scaled (by 0.9553) Zero Point Vibrational Energy (zpe) 10840.8 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 PBE1PBE/6-31+G**
ABC
1.68958 0.19319 0.17337

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.289 1.106 0.000
C2 0.000 0.758 0.000
S3 -0.693 -0.856 0.000
H4 2.092 0.375 0.000
H5 1.568 2.155 0.000
H6 -0.778 1.519 0.000
H7 0.469 -1.536 0.000

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.33462.78831.08661.08522.10782.7660
C21.33461.75692.12732.09921.08792.3417
S32.78831.75693.04483.76472.37621.3456
H41.08662.12733.04481.85573.09022.5071
H51.08522.09923.76471.85572.43073.8505
H62.10781.08792.37623.09022.43073.2991
H72.76602.34171.34562.50713.85053.2991

picture of Ethenethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 S3 128.305 C1 C2 H6 120.597
C2 C1 H4 122.612 C2 C1 H5 119.988
C2 S3 H7 97.120 S3 C2 H6 111.098
H4 C1 H5 117.400
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.311      
2 C -0.222      
3 S -0.065      
4 H 0.153      
5 H 0.168      
6 H 0.197      
7 H 0.081      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.972 0.291 0.000 1.015
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.343 -2.200 0.000
y -2.200 -23.318 0.000
z 0.000 0.000 -30.023
Traceless
 xyz
x 1.328 -2.200 0.000
y -2.200 4.364 0.000
z 0.000 0.000 -5.692
Polar
3z2-r2-11.385
x2-y2-2.024
xy-2.200
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.522 1.673 0.000
y 1.673 7.167 0.000
z 0.000 0.000 4.513


<r2> (average value of r2) Å2
<r2> 73.646
(<r2>)1/2 8.582