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

using model chemistry: B3LYP/cc-pV(T+d)Z

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/cc-pV(T+d)Z
 hartrees
Energy at 0K-628.576362
Energy at 298.15K 
HF Energy-628.576362
Nuclear repulsion energy274.464118
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/cc-pV(T+d)Z
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 3150 3041 1.53      
2 A1 3057 2951 1.79      
3 A1 1462 1411 3.02      
4 A1 1351 1305 20.40      
5 A1 1174 1133 156.49      
6 A1 1009 974 1.46      
7 A1 666 643 13.52      
8 A1 490 473 22.71      
9 A1 271 261 2.58      
10 A2 3154 3045 0.00      
11 A2 1450 1400 0.00      
12 A2 934 901 0.00      
13 A2 296 285 0.00      
14 A2 179 173 0.00      
15 B1 3159 3050 3.56      
16 B1 1467 1417 4.46      
17 B1 1367 1320 230.48      
18 B1 991 957 0.86      
19 B1 359 346 0.34      
20 B1 212 204 0.49      
21 B2 3148 3039 0.34      
22 B2 3054 2949 0.00      
23 B2 1452 1402 5.78      
24 B2 1336 1289 13.84      
25 B2 943 910 71.67      
26 B2 730 704 49.65      
27 B2 455 440 32.74      

Unscaled Zero Point Vibrational Energy (zpe) 18657.6 cm-1
Scaled (by 0.9654) Zero Point Vibrational Energy (zpe) 18012.0 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/cc-pV(T+d)Z
ABC
0.15328 0.14127 0.13743

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/cc-pV(T+d)Z

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.191
O2 -1.251 0.000 0.909
O3 1.251 0.000 0.909
C4 0.000 1.409 -0.913
C5 0.000 -1.409 -0.913
H6 0.000 2.286 -0.270
H7 0.000 -2.286 -0.270
H8 0.899 1.395 -1.524
H9 -0.899 1.395 -1.524
H10 -0.899 -1.395 -1.524
H11 0.899 -1.395 -1.524

Atom - Atom Distances (Å)
  S1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11
S11.44211.44211.79021.79022.33202.33202.38662.38662.38662.3866
O21.44212.50202.62102.62102.85992.85993.53372.82602.82603.5337
O31.44212.50202.62102.62102.85992.85992.82603.53373.53372.8260
C41.79022.62102.62102.81751.08833.75061.08721.08723.00673.0067
C51.79022.62102.62102.81753.75061.08833.00673.00671.08721.0872
H62.33202.85992.85991.08833.75064.57221.78261.78263.99123.9912
H72.33202.85992.85993.75061.08834.57223.99123.99121.78261.7826
H82.38663.53372.82601.08723.00671.78263.99121.79893.31882.7891
H92.38662.82603.53371.08723.00671.78263.99121.79892.78913.3188
H102.38662.82603.53373.00671.08723.99121.78263.31882.78911.7989
H112.38663.53372.82603.00671.08723.99121.78262.78913.31881.7989

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 105.621 S1 C4 H8 109.648
S1 C4 H9 109.648 S1 C5 H7 105.621
S1 C5 H10 109.648 S1 C5 H11 109.648
O2 S1 O3 120.326 O2 S1 C4 107.878
O2 S1 C5 107.878 O3 S1 C4 107.878
O3 S1 C5 107.878 C4 S1 C5 103.800
H6 C4 H8 110.052 H6 C4 H9 110.052
H7 C5 H10 110.052 H7 C5 H11 110.052
H8 C4 H9 111.643 H10 C5 H11 111.643
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/cc-pV(T+d)Z Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.827      
2 O -0.465      
3 O -0.465      
4 C -0.304      
5 C -0.304      
6 H 0.130      
7 H 0.130      
8 H 0.113      
9 H 0.113      
10 H 0.113      
11 H 0.113      


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 -4.401 4.401
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.858 0.000 0.000
y 0.000 -31.909 0.000
z 0.000 0.000 -38.307
Traceless
 xyz
x -7.750 0.000 0.000
y 0.000 8.673 0.000
z 0.000 0.000 -0.923
Polar
3z2-r2-1.846
x2-y2-10.949
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.922 0.000 0.000
y 0.000 7.823 0.000
z 0.000 0.000 7.113


<r2> (average value of r2) Å2
<r2> 127.108
(<r2>)1/2 11.274