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

using model chemistry: PBEPBE/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at PBEPBE/aug-cc-pVDZ
 hartrees
Energy at 0K-628.006116
Energy at 298.15K 
HF Energy-628.006116
Nuclear repulsion energy266.582235
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 PBEPBE/aug-cc-pVDZ
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 3121 3102 0.58      
2 A1 2997 2979 2.42      
3 A1 1374 1365 2.93      
4 A1 1247 1239 12.57      
5 A1 1047 1041 132.72      
6 A1 945 939 0.37      
7 A1 616 612 9.78      
8 A1 422 419 17.79      
9 A1 247 246 2.64      
10 A2 3119 3100 0.00      
11 A2 1362 1354 0.00      
12 A2 867 862 0.00      
13 A2 261 259 0.00      
14 A2 150 149 0.00      
15 B1 3122 3103 1.47      
16 B1 1381 1372 7.99      
17 B1 1210 1202 219.92      
18 B1 917 912 0.14      
19 B1 317 315 0.14      
20 B1 184 183 0.31      
21 B2 3120 3101 0.94      
22 B2 2995 2976 0.02      
23 B2 1363 1354 6.58      
24 B2 1228 1221 8.91      
25 B2 882 876 45.48      
26 B2 675 671 41.25      
27 B2 404 402 26.46      

Unscaled Zero Point Vibrational Energy (zpe) 17785.4 cm-1
Scaled (by 0.9939) Zero Point Vibrational Energy (zpe) 17676.9 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 PBEPBE/aug-cc-pVDZ
ABC
0.14322 0.13328 0.13200

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.190
O2 -1.310 0.000 0.934
O3 1.310 0.000 0.934
C4 0.000 1.436 -0.937
C5 0.000 -1.436 -0.937
H6 0.000 2.317 -0.274
H7 0.000 -2.317 -0.274
H8 0.916 1.406 -1.549
H9 -0.916 1.406 -1.549
H10 -0.916 -1.406 -1.549
H11 0.916 -1.406 -1.549

Atom - Atom Distances (Å)
  S1 O2 O3 C4 C5 H6 H7 H8 H9 H10 H11
S11.50601.50601.82491.82492.36312.36312.41682.41682.41682.4168
O21.50602.61902.69712.69712.92282.92283.61882.88042.88043.6188
O31.50602.61902.69712.69712.92282.92282.88043.61883.61882.8804
C41.82492.69712.69712.87101.10263.81051.10251.10253.04763.0476
C51.82492.69712.69712.87103.81051.10263.04763.04761.10251.1025
H62.36312.92282.92281.10263.81054.63401.81521.81524.04034.0403
H72.36312.92282.92283.81051.10264.63404.04034.04031.81521.8152
H82.41683.61882.88041.10253.04761.81524.04031.83253.35612.8116
H92.41682.88043.61881.10253.04761.81524.04031.83252.81163.3561
H102.41682.88043.61883.04761.10254.04031.81523.35612.81161.8325
H112.41683.61882.88043.04761.10254.04031.81522.81163.35611.8325

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 104.946 S1 C4 H8 108.774
S1 C4 H9 108.774 S1 C5 H7 104.946
S1 C5 H10 108.774 S1 C5 H11 108.774
O2 S1 O3 120.808 O2 S1 C4 107.755
O2 S1 C5 107.755 O3 S1 C4 107.755
O3 S1 C5 107.755 C4 S1 C5 103.739
H6 C4 H8 110.810 H6 C4 H9 110.810
H7 C5 H10 110.810 H7 C5 H11 110.810
H8 C4 H9 112.415 H10 C5 H11 112.415
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 1.509      
2 O -0.835      
3 O -0.835      
4 C 0.384      
5 C 0.384      
6 H -0.098      
7 H -0.098      
8 H -0.103      
9 H -0.103      
10 H -0.103      
11 H -0.103      


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 -4.682 4.682
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -44.022 0.000 0.000
y 0.000 -32.342 0.000
z 0.000 0.000 -39.101
Traceless
 xyz
x -8.300 0.000 0.000
y 0.000 9.220 0.000
z 0.000 0.000 -0.919
Polar
3z2-r2-1.839
x2-y2-11.680
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.476 0.000 0.000
y 0.000 9.323 0.000
z 0.000 0.000 8.689


<r2> (average value of r2) Å2
<r2> 133.016
(<r2>)1/2 11.533