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

using model chemistry: M06-2X/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at M06-2X/TZVP
 hartrees
Energy at 0K-628.366469
Energy at 298.15K 
HF Energy-628.366469
Nuclear repulsion energy272.169171
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 M06-2X/TZVP
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 3200 3028 0.20      
2 A1 3094 2927 0.67      
3 A1 1465 1386 4.55      
4 A1 1366 1293 18.79      
5 A1 1147 1086 188.32      
6 A1 1021 966 0.10      
7 A1 691 654 10.37      
8 A1 472 447 33.54      
9 A1 266 251 2.66      
10 A2 3206 3034 0.00      
11 A2 1461 1382 0.00      
12 A2 947 896 0.00      
13 A2 296 280 0.00      
14 A2 217 206 0.00      
15 B1 3209 3037 0.01      
16 B1 1478 1398 9.81      
17 B1 1332 1260 270.47      
18 B1 1002 948 0.26      
19 B1 355 336 1.23      
20 B1 253 239 0.54      
21 B2 3199 3027 1.59      
22 B2 3092 2925 0.96      
23 B2 1454 1375 6.60      
24 B2 1347 1274 14.66      
25 B2 961 910 66.48      
26 B2 757 716 41.60      
27 B2 448 424 48.59      

Unscaled Zero Point Vibrational Energy (zpe) 18867.3 cm-1
Scaled (by 0.9462) Zero Point Vibrational Energy (zpe) 17852.2 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 M06-2X/TZVP
ABC
0.14995 0.13894 0.13666

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/TZVP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.188
O2 -1.274 0.000 0.916
O3 1.274 0.000 0.916
C4 0.000 1.412 -0.918
C5 0.000 -1.412 -0.918
H6 0.000 2.287 -0.271
H7 0.000 -2.287 -0.271
H8 0.902 1.387 -1.524
H9 -0.902 1.387 -1.524
H10 -0.902 -1.387 -1.524
H11 0.902 -1.387 -1.524

Atom - Atom Distances (Å)
  S1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11
S11.46731.46731.79311.79312.33282.33282.38092.38092.38092.3809
O21.46732.54782.64162.64162.87452.87453.55152.83122.83123.5515
O31.46732.54782.64162.64162.87452.87452.83123.55153.55152.8312
C41.79312.64162.64162.82341.08853.75511.08741.08743.00243.0024
C51.79312.64162.64162.82343.75511.08853.00243.00241.08741.0874
H62.33282.87452.87451.08853.75514.57441.78751.78753.98553.9855
H72.33282.87452.87453.75511.08854.57443.98553.98551.78751.7875
H82.38093.55152.83121.08743.00241.78753.98551.80473.30932.7739
H92.38092.83123.55151.08743.00241.78753.98551.80472.77393.3093
H102.38092.83123.55153.00241.08743.98551.78753.30932.77391.8047
H112.38093.55152.83123.00241.08743.98551.78752.77393.30931.8047

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 105.480 S1 C4 H8 109.019
S1 C4 H9 109.019 S1 C5 H7 105.480
S1 C5 H10 109.019 S1 C5 H11 109.019
O2 S1 O3 120.505 O2 S1 C4 107.814
O2 S1 C5 107.814 O3 S1 C4 107.814
O3 S1 C5 107.814 C4 S1 C5 103.867
H6 C4 H8 110.467 H6 C4 H9 110.467
H7 C5 H10 110.467 H7 C5 H11 110.467
H8 C4 H9 112.149 H10 C5 H11 112.149
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.689      
2 O -0.429      
3 O -0.429      
4 C -0.445      
5 C -0.445      
6 H 0.192      
7 H 0.192      
8 H 0.169      
9 H 0.169      
10 H 0.169      
11 H 0.169      


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 -5.034 5.034
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -44.469 0.000 0.000
y 0.000 -31.686 0.000
z 0.000 0.000 -39.025
Traceless
 xyz
x -9.114 0.000 0.000
y 0.000 10.061 0.000
z 0.000 0.000 -0.947
Polar
3z2-r2-1.894
x2-y2-12.783
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.065 0.000 0.000
y 0.000 7.506 0.000
z 0.000 0.000 6.960


<r2> (average value of r2) Å2
<r2> 128.806
(<r2>)1/2 11.349