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

using model chemistry: TPSSh/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at TPSSh/aug-cc-pVTZ
 hartrees
Energy at 0K-628.565690
Energy at 298.15K 
HF Energy-628.565690
Nuclear repulsion energy272.257012
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 TPSSh/aug-cc-pVTZ
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 3157 3047 1.58      
2 A1 3056 2949 2.68      
3 A1 1469 1418 2.67      
4 A1 1343 1296 12.78      
5 A1 1131 1092 152.52      
6 A1 1002 967 0.02      
7 A1 651 628 10.13      
8 A1 464 448 21.01      
9 A1 253 244 2.32      
10 A2 3158 3049 0.00      
11 A2 1458 1408 0.00      
12 A2 925 892 0.00      
13 A2 277 267 0.00      
14 A2 177 171 0.00      
15 B1 3162 3052 3.34      
16 B1 1475 1423 6.92      
17 B1 1311 1265 238.53      
18 B1 980 946 0.31      
19 B1 336 324 0.29      
20 B1 203 196 0.35      
21 B2 3156 3046 0.36      
22 B2 3053 2947 0.01      
23 B2 1459 1409 5.70      
24 B2 1327 1281 7.70      
25 B2 934 901 56.82      
26 B2 717 692 41.60      
27 B2 432 416 30.50      

Unscaled Zero Point Vibrational Energy (zpe) 18531.7 cm-1
Scaled (by 0.9652) Zero Point Vibrational Energy (zpe) 17886.8 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 TPSSh/aug-cc-pVTZ
ABC
0.15042 0.13905 0.13584

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/aug-cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.189
O2 -1.267 0.000 0.917
O3 1.267 0.000 0.917
C4 0.000 1.417 -0.920
C5 0.000 -1.417 -0.920
H6 0.000 2.291 -0.270
H7 0.000 -2.291 -0.270
H8 0.902 1.396 -1.529
H9 -0.902 1.396 -1.529
H10 -0.902 -1.396 -1.529
H11 0.902 -1.396 -1.529

Atom - Atom Distances (Å)
  S1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11
S11.46101.46101.79951.79952.33642.33642.38992.38992.38992.3899
O21.46102.53332.64352.64352.87432.87433.55432.83942.83943.5543
O31.46102.53332.64352.64352.87432.87432.83943.55433.55432.8394
C41.79952.64352.64352.83431.08913.76461.08841.08843.01593.0159
C51.79952.64352.64352.83433.76461.08913.01593.01591.08841.0884
H62.33642.87432.87431.08913.76464.58181.78881.78883.99863.9986
H72.33642.87432.87433.76461.08914.58183.99863.99861.78881.7888
H82.38993.55432.83941.08843.01591.78883.99861.80443.32372.7913
H92.38992.83943.55431.08843.01591.78883.99861.80442.79133.3237
H102.38992.83943.55433.01591.08843.99861.78883.32372.79131.8044
H112.38993.55432.83943.01591.08843.99861.78882.79133.32371.8044

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 105.302 S1 C4 H8 109.206
S1 C4 H9 109.206 S1 C5 H7 105.302
S1 C5 H10 109.206 S1 C5 H11 109.206
O2 S1 O3 120.208 O2 S1 C4 107.888
O2 S1 C5 107.888 O3 S1 C4 107.888
O3 S1 C5 107.888 C4 S1 C5 103.911
H6 C4 H8 110.463 H6 C4 H9 110.463
H7 C5 H10 110.463 H7 C5 H11 110.463
H8 C4 H9 111.968 H10 C5 H11 111.968
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 2.006      
2 O -0.955      
3 O -0.955      
4 C -0.372      
5 C -0.372      
6 H 0.096      
7 H 0.096      
8 H 0.114      
9 H 0.114      
10 H 0.114      
11 H 0.114      


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 -4.590 4.590
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.784 0.000 0.000
y 0.000 8.698 0.000
z 0.000 0.000 8.049


<r2> (average value of r2) Å2
<r2> 128.605
(<r2>)1/2 11.340