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 C3H8O2S ((Methylsulfonyl)ethane)

using model chemistry: B3LYP/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3LYP/6-31G**
 hartrees
Energy at 0K-667.727941
Energy at 298.15K-667.738009
Nuclear repulsion energy348.751569
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**
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 3186 3061 2.24      
2 A 3183 3058 0.84      
3 A 3154 3031 8.79      
4 A 3134 3011 5.84      
5 A 3122 3000 12.92      
6 A 3078 2957 2.71      
7 A 3076 2955 3.72      
8 A 3059 2939 15.97      
9 A 1518 1458 6.98      
10 A 1511 1451 8.08      
11 A 1475 1417 8.88      
12 A 1471 1413 4.36      
13 A 1466 1408 2.84      
14 A 1426 1371 1.87      
15 A 1359 1306 15.14      
16 A 1331 1279 96.60      
17 A 1300 1249 90.70      
18 A 1269 1219 11.69      
19 A 1129 1085 137.69      
20 A 1081 1039 1.13      
21 A 1062 1020 17.17      
22 A 992 953 5.66      
23 A 975 936 20.12      
24 A 967 929 12.66      
25 A 798 767 45.16      
26 A 719 691 35.37      
27 A 633 608 13.41      
28 A 488 469 19.07      
29 A 434 417 27.86      
30 A 392 376 8.21      
31 A 307 295 1.05      
32 A 279 268 1.38      
33 A 223 214 1.91      
34 A 205 197 1.12      
35 A 193 186 0.10      
36 A 86 83 2.57      

Unscaled Zero Point Vibrational Energy (zpe) 25038.9 cm-1
Scaled (by 0.9608) Zero Point Vibrational Energy (zpe) 24057.4 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**
ABC
0.13651 0.07756 0.07501

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 2.292 0.174 0.050
H2 2.282 -0.046 1.120
H3 3.238 -0.181 -0.370
H4 2.259 1.260 -0.081
C5 1.128 -0.521 -0.648
H6 1.191 -1.610 -0.559
H7 1.055 -0.278 -1.713
C8 -0.801 1.584 -0.321
H9 -0.815 1.712 -1.404
H10 -1.781 1.818 0.098
H11 -0.037 2.207 0.146
S12 -0.503 -0.157 0.077
O13 -0.389 -0.267 1.541
O14 -1.494 -0.956 -0.661

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 H7 C8 H9 H10 H11 S12 O13 O14
C11.09221.09401.09421.52482.18322.20063.41913.75974.39263.09332.81483.09884.0143
H21.09221.77481.77422.16452.54123.09593.77344.36544.58613.37732.97652.71304.2733
H31.09401.77481.76542.15452.50342.56464.40754.59125.42254.08603.76754.09984.8032
H41.09421.77421.76542.18463.09942.54523.08663.37774.08282.49483.10873.46014.3970
C51.52482.16452.15452.18461.09441.09402.87403.05523.80713.07141.82252.67602.6580
H62.18322.54122.50343.09941.09441.76733.77153.97154.58434.07152.32092.95162.7649
H72.20063.09592.56462.54521.09401.76732.97432.74803.96403.29002.37613.55962.8390
C83.41913.77344.40753.08662.87403.77152.97431.09091.09141.09061.81032.65712.6549
H93.75974.36544.59123.37773.05523.97152.74801.09091.78871.80402.40493.57352.8514
H104.39264.58615.42254.08283.80714.58433.96401.09141.78871.78732.35242.89272.8907
H113.09333.37734.08602.49483.07144.07153.29001.09061.80401.78732.41042.86133.5749
S122.81482.97653.76753.10871.82252.32092.37611.81032.40492.35242.41041.47241.4716
O133.09882.71304.09983.46012.67602.95163.55962.65713.57352.89272.86131.47242.5590
O144.01434.27334.80324.39702.65802.76492.83902.65492.85142.89073.57491.47162.5590

picture of (Methylsulfonyl)ethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C5 H6 111.876 C1 C5 H7 113.317
C1 C5 S12 114.178 H2 C1 H3 108.556
H2 C1 H4 108.480 H2 C1 C5 110.513
H3 C1 H4 107.565 H3 C1 C5 109.618
H4 C1 C5 112.003 C5 S12 C8 104.578
C5 S12 O13 108.144 C5 S12 O14 107.105
H6 C5 H7 107.717 H6 C5 S12 102.556
H7 C5 S12 106.421 C8 S12 O13 107.631
C8 S12 O14 107.539 H9 C8 H10 110.098
H9 C8 H11 111.573 H9 C8 S12 109.467
H10 C8 H11 109.993 H10 C8 S12 105.644
H11 C8 S12 109.895 O13 S12 O14 120.731
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.337      
2 H 0.157      
3 H 0.125      
4 H 0.115      
5 C -0.383      
6 H 0.174      
7 H 0.149      
8 C -0.507      
9 H 0.156      
10 H 0.182      
11 H 0.157      
12 S 1.088      
13 O -0.541      
14 O -0.535      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.051 2.859 -2.167 4.710
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -43.805 -5.190 -1.264
y -5.190 -41.697 -0.596
z -1.264 -0.596 -47.897
Traceless
 xyz
x 0.992 -5.190 -1.264
y -5.190 4.154 -0.596
z -1.264 -0.596 -5.146
Polar
3z2-r2-10.293
x2-y2-2.108
xy-5.190
xz-1.264
yz-0.596


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.901 -0.206 0.060
y -0.206 7.917 0.032
z 0.060 0.032 7.554


<r2> (average value of r2) Å2
<r2> 193.988
(<r2>)1/2 13.928