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: B3LYPultrafine/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYPultrafine/6-31G(2df,p)
 hartrees
Energy at 0K-476.792250
Energy at 298.15K-476.795932
HF Energy-476.792250
Nuclear repulsion energy93.140114
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 B3LYPultrafine/6-31G(2df,p)
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' 3238 3125 6.90      
2 A' 3177 3066 2.40      
3 A' 3152 3042 2.15      
4 A' 2672 2578 2.87      
5 A' 1666 1608 39.67      
6 A' 1432 1382 7.51      
7 A' 1307 1261 2.36      
8 A' 1082 1044 22.27      
9 A' 895 864 4.69      
10 A' 692 668 18.92      
11 A' 375 362 3.91      
12 A" 1000 965 15.39      
13 A" 893 862 33.50      
14 A" 606 584 9.90      
15 A" 278 268 14.52      

Unscaled Zero Point Vibrational Energy (zpe) 11232.5 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 10839.4 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 B3LYPultrafine/6-31G(2df,p)
ABC
1.69055 0.19245 0.17278

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.283 1.114 0.000
C2 0.000 0.764 0.000
S3 -0.690 -0.861 0.000
H4 2.089 0.387 0.000
H5 1.566 2.160 0.000
H6 -0.787 1.512 0.000
H7 0.471 -1.544 0.000

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.33022.79171.08491.08412.10862.7790
C21.33021.76512.12222.09831.08622.3552
S32.79171.76513.04593.77072.37491.3471
H41.08492.12223.04591.84903.08812.5187
H51.08412.09833.77071.84902.44113.8627
H62.10861.08622.37493.08812.44113.3048
H72.77902.35521.34712.51873.86273.3048

picture of Ethenethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 S3 128.273 C1 C2 H6 121.198
C2 C1 H4 122.662 C2 C1 H5 120.377
C2 S3 H7 97.450 S3 C2 H6 110.529
H4 C1 H5 116.962
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.323      
2 C 0.001      
3 S -0.203      
4 H 0.114      
5 H 0.124      
6 H 0.128      
7 H 0.159      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.859 0.374 0.000 0.937
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.910 -1.976 0.000
y -1.976 -23.134 0.000
z 0.000 0.000 -28.912
Traceless
 xyz
x 1.113 -1.976 0.000
y -1.976 3.777 0.000
z 0.000 0.000 -4.890
Polar
3z2-r2-9.780
x2-y2-1.776
xy-1.976
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.094 1.494 0.000
y 1.494 7.023 0.000
z 0.000 0.000 3.460


<r2> (average value of r2) Å2
<r2> 73.467
(<r2>)1/2 8.571