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 C4H6OS (Vinyl sulfoxide)

using model chemistry: G4

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at G4
 hartrees
Energy at 0K-629.112988
Energy at 298.15K-629.104947
HF Energy-629.375758
Nuclear repulsion energy289.571912
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 B3LYP/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' 3244 3131 0.32      
2 A' 3183 3072 7.48      
3 A' 3149 3039 1.23      
4 A' 1670 1612 1.86      
5 A' 1405 1356 12.06      
6 A' 1271 1227 0.74      
7 A' 1114 1075 75.97      
8 A' 1006 971 31.89      
9 A' 997 962 6.88      
10 A' 968 934 13.83      
11 A' 706 682 55.83      
12 A' 621 599 0.99      
13 A' 489 471 0.98      
14 A' 301 290 1.16      
15 A' 201 194 2.00      
16 A' 92 89 0.35      
17 A" 3244 3130 0.74      
18 A" 3179 3067 3.78      
19 A" 3148 3038 3.47      
20 A" 1660 1602 3.47      
21 A" 1401 1352 4.39      
22 A" 1253 1209 11.25      
23 A" 1002 967 12.33      
24 A" 978 943 26.30      
25 A" 965 931 2.01      
26 A" 624 602 8.11      
27 A" 565 545 2.49      
28 A" 479 462 8.97      
29 A" 247 239 4.43      
30 A" 168 162 0.80      

Unscaled Zero Point Vibrational Energy (zpe) 19663.6 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 18975.4 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 B3LYP/6-31G(2df,p)
ABC
0.16845 0.07402 0.06516

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.593 -0.484 0.000
O2 1.275 0.841 0.000
C3 -0.615 -0.490 1.339
C4 -0.615 -0.490 -1.339
C5 -0.615 0.498 2.221
C6 -0.615 0.498 -2.221
H7 -1.245 -1.373 1.386
H8 -1.245 -1.373 -1.386
H9 -1.290 0.505 3.071
H10 -1.290 0.505 -3.071
H11 0.069 1.332 2.100
H12 0.069 1.332 -2.100

Atom - Atom Distances (Å)
  S1 O2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
S11.48991.80321.80322.71272.71272.46842.46843.73513.73512.82522.8252
O21.48992.67142.67142.93682.93683.63013.63014.01504.01502.47082.4708
C31.80322.67142.67711.32533.69461.08602.93292.10834.57002.09023.9510
C41.80322.67142.67713.69461.32532.93291.08604.57002.10833.95102.0902
C52.71272.93681.32533.69464.44272.14414.11281.08465.33481.08564.4536
C62.71272.93683.69461.32534.44274.11282.14415.33481.08464.45361.0856
H72.46843.63011.08602.93292.14414.11282.77262.52304.83663.09144.6043
H82.46843.63012.93291.08604.11282.14412.77264.83662.52304.60433.0914
H93.73514.01502.10834.57001.08465.33482.52304.83666.14111.86385.4094
H103.73514.01504.57002.10835.33481.08464.83662.52306.14115.40941.8638
H112.82522.47082.09023.95101.08564.45363.09144.60431.86385.40944.1991
H122.82522.47083.95102.09024.45361.08564.60433.09145.40941.86384.1991

picture of Vinyl sulfoxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C3 C5 120.088 S1 C3 H7 115.189
S1 C4 C6 120.088 S1 C4 H8 115.189
O2 S1 C3 108.453 O2 S1 C4 108.453
C3 S1 C4 96.229 C3 C5 H9 121.418
C3 C5 H11 120.357 C4 C6 H10 121.418
C4 C6 H12 120.357 C5 C3 H7 124.519
C6 C4 H8 124.519 H9 C5 H11 118.225
H10 C6 H12 118.225
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.309      
2 O -0.357      
3 C -0.092      
4 C -0.092      
5 C -0.295      
6 C -0.295      
7 H 0.121      
8 H 0.121      
9 H 0.131      
10 H 0.131      
11 H 0.159      
12 H 0.159      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.738 -1.662 0.000 3.203
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


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


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000