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All results from a given calculation for C2H6O2S (Dimethyl sulfone)

using model chemistry: B3LYP/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3LYP/6-311G*
 hartrees
Energy at 0K-628.486203
Energy at 298.15K 
HF Energy-628.486203
Nuclear repulsion energy271.313248
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/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3163 3056 2.11      
2 A1 3066 2963 2.79      
3 A1 1477 1427 4.72      
4 A1 1376 1329 15.92      
5 A1 1125 1087 185.10      
6 A1 1018 983 0.66      
7 A1 652 630 12.58      
8 A1 469 453 25.63      
9 A1 268 259 2.41      
10 A2 3167 3060 0.00      
11 A2 1464 1415 0.00      
12 A2 948 916 0.00      
13 A2 287 277 0.00      
14 A2 184 178 0.00      
15 B1 3171 3064 5.76      
16 B1 1481 1431 16.66      
17 B1 1308 1263 230.87      
18 B1 1006 972 0.57      
19 B1 352 341 0.69      
20 B1 213 206 0.62      
21 B2 3161 3055 0.08      
22 B2 3063 2960 0.26      
23 B2 1467 1418 8.20      
24 B2 1356 1310 15.61      
25 B2 959 927 60.39      
26 B2 722 698 55.45      
27 B2 441 426 36.40      

Unscaled Zero Point Vibrational Energy (zpe) 18680.8 cm-1
Scaled (by 0.9663) Zero Point Vibrational Energy (zpe) 18051.3 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/6-311G*
ABC
0.14930 0.13783 0.13488

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-311G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.194
O2 -1.273 0.000 0.917
O3 1.273 0.000 0.917
C4 0.000 1.422 -0.924
C5 0.000 -1.422 -0.924
H6 0.000 2.301 -0.280
H7 0.000 -2.301 -0.280
H8 0.901 1.408 -1.535
H9 -0.901 1.408 -1.535
H10 -0.901 -1.408 -1.535
H11 0.901 -1.408 -1.535

Atom - Atom Distances (Å)
  S1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11
S11.46421.46421.80871.80872.34952.34952.40512.40512.40512.4051
O21.46422.54612.65182.65182.88962.88963.56712.85202.85203.5671
O31.46422.54612.65182.65182.88962.88962.85203.56713.56712.8520
C41.80872.65182.65182.84371.08973.77821.08901.08903.03253.0325
C51.80872.65182.65182.84373.77821.08973.03253.03251.08901.0890
H62.34952.88962.88961.08973.77824.60231.78421.78424.01834.0183
H72.34952.88962.88963.77821.08974.60234.01834.01831.78421.7842
H82.40513.56712.85201.08903.03251.78424.01831.80303.34442.8168
H92.40512.85203.56711.08903.03251.78424.01831.80302.81683.3444
H102.40512.85203.56713.03251.08904.01831.78423.34442.81681.8030
H112.40513.56712.85203.03251.08904.01831.78422.81683.34441.8030

picture of Dimethyl sulfone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C4 H6 105.620 S1 C4 H8 109.693
S1 C4 H9 109.693 S1 C5 H7 105.620
S1 C5 H10 109.693 S1 C5 H11 109.693
O2 S1 O3 120.798 O2 S1 C4 107.776
O2 S1 C5 107.776 O3 S1 C4 107.776
O3 S1 C5 107.776 C4 S1 C5 103.648
H6 C4 H8 109.953 H6 C4 H9 109.953
H7 C5 H10 109.953 H7 C5 H11 109.953
H8 C4 H9 111.747 H10 C5 H11 111.747
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.999      
2 O -0.499      
3 O -0.499      
4 C -0.795      
5 C -0.795      
6 H 0.284      
7 H 0.284      
8 H 0.256      
9 H 0.256      
10 H 0.256      
11 H 0.256      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -4.907 4.907
CHELPG        
AIM        
ESP 0.004 0.000 -4.923 4.923


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -44.037 0.000 0.000
y 0.000 -32.051 0.000
z 0.000 0.000 -39.186
Traceless
 xyz
x -8.419 0.000 0.000
y 0.000 9.561 0.000
z 0.000 0.000 -1.142
Polar
3z2-r2-2.284
x2-y2-11.986
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.587 0.000 0.000
y 0.000 7.306 0.000
z 0.000 0.000 6.762


<r2> (average value of r2) Å2
<r2> 129.849
(<r2>)1/2 11.395