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

using model chemistry: B3LYP/6-311+G(3df,2p)

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/6-311+G(3df,2p)
 hartrees
Energy at 0K-628.568200
Energy at 298.15K 
HF Energy-628.568200
Nuclear repulsion energy274.550780
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/6-311+G(3df,2p)
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 3145 3041 1.18      
2 A1 3052 2951 1.91      
3 A1 1465 1416 3.14      
4 A1 1356 1311 17.86      
5 A1 1166 1128 161.71      
6 A1 1011 978 0.94      
7 A1 670 648 11.38      
8 A1 488 471 22.57      
9 A1 271 262 2.69      
10 A2 3148 3044 0.00      
11 A2 1453 1405 0.00      
12 A2 936 905 0.00      
13 A2 297 287 0.00      
14 A2 193 186 0.00      
15 B1 3153 3049 2.46      
16 B1 1470 1421 5.79      
17 B1 1352 1308 256.81      
18 B1 993 960 0.87      
19 B1 359 348 0.26      
20 B1 222 215 0.42      
21 B2 3143 3040 0.64      
22 B2 3049 2948 0.01      
23 B2 1454 1406 6.12      
24 B2 1341 1297 12.91      
25 B2 944 913 65.42      
26 B2 735 711 44.15      
27 B2 456 441 31.95      

Unscaled Zero Point Vibrational Energy (zpe) 18658.7 cm-1
Scaled (by 0.967) Zero Point Vibrational Energy (zpe) 18043.0 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/6-311+G(3df,2p)
ABC
0.15352 0.14134 0.13752

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-311+G(3df,2p)

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.189
O2 -1.250 0.000 0.909
O3 1.250 0.000 0.909
C4 0.000 1.409 -0.912
C5 0.000 -1.409 -0.912
H6 0.000 2.286 -0.268
H7 0.000 -2.286 -0.268
H8 0.899 1.395 -1.523
H9 -0.899 1.395 -1.523
H10 -0.899 -1.395 -1.523
H11 0.899 -1.395 -1.523

Atom - Atom Distances (Å)
  S1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11
S11.44261.44261.78791.78792.33162.33162.38402.38402.38402.3840
O21.44262.50012.61972.61972.85922.85923.53252.82512.82513.5325
O31.44262.50012.61972.61972.85922.85922.82513.53253.53252.8251
C41.78792.61972.61972.81801.08843.75111.08751.08753.00703.0070
C51.78792.61972.61972.81803.75111.08843.00703.00701.08751.0875
H62.33162.85922.85921.08843.75114.57291.78321.78323.99173.9917
H72.33162.85922.85923.75111.08844.57293.99173.99171.78321.7832
H82.38403.53252.82511.08753.00701.78323.99171.79883.31882.7890
H92.38402.82513.53251.08753.00701.78323.99171.79882.78903.3188
H102.38402.82513.53253.00701.08753.99171.78323.31882.78901.7988
H112.38403.53252.82513.00701.08753.99171.78322.78903.31881.7988

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 105.727 S1 C4 H8 109.598
S1 C4 H9 109.598 S1 C5 H7 105.727
S1 C5 H10 109.598 S1 C5 H11 109.598
O2 S1 O3 120.110 O2 S1 C4 107.895
O2 S1 C5 107.895 O3 S1 C4 107.895
O3 S1 C5 107.895 C4 S1 C5 104.012
H6 C4 H8 110.075 H6 C4 H9 110.075
H7 C5 H10 110.075 H7 C5 H11 110.075
H8 C4 H9 111.597 H10 C5 H11 111.597
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.618      
2 O -0.479      
3 O -0.479      
4 C -0.378      
5 C -0.378      
6 H 0.175      
7 H 0.175      
8 H 0.186      
9 H 0.186      
10 H 0.186      
11 H 0.186      


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 -4.588 4.588
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -43.433 0.000 0.000
y 0.000 -31.966 0.000
z 0.000 0.000 -38.674
Traceless
 xyz
x -8.113 0.000 0.000
y 0.000 9.087 0.000
z 0.000 0.000 -0.975
Polar
3z2-r2-1.949
x2-y2-11.467
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.500 0.000 0.000
y 0.000 8.384 0.000
z 0.000 0.000 7.763


<r2> (average value of r2) Å2
<r2> 127.229
(<r2>)1/2 11.280