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All results from a given calculation for CH3SOCH3 (Dimethyl sulfoxide)

using model chemistry: B3LYP/LANL2DZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/LANL2DZ
 hartrees
Energy at 0K-165.040346
Energy at 298.15K-165.046728
HF Energy-165.040346
Nuclear repulsion energy101.833701
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/LANL2DZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3217 3092 6.26 77.18 0.71 0.83
2 A' 3210 3086 20.79 91.42 0.75 0.85
3 A' 3077 2958 15.48 247.36 0.00 0.01
4 A' 1492 1434 31.07 2.33 0.65 0.79
5 A' 1470 1413 8.42 19.12 0.74 0.85
6 A' 1378 1324 6.17 4.82 0.12 0.22
7 A' 1047 1006 26.14 13.47 0.66 0.80
8 A' 1022 982 18.88 8.55 0.70 0.82
9 A' 754 724 27.15 7.75 0.56 0.72
10 A' 574 552 9.42 59.00 0.09 0.17
11 A' 301 289 6.14 5.00 0.47 0.64
12 A' 242 232 1.73 4.43 0.75 0.86
13 A' 182 175 0.37 0.15 0.60 0.75
14 A" 3215 3090 3.15 29.62 0.75 0.86
15 A" 3208 3083 0.06 21.74 0.75 0.86
16 A" 3076 2957 9.29 2.32 0.75 0.86
17 A" 1477 1420 1.61 22.45 0.75 0.86
18 A" 1457 1401 14.86 3.45 0.75 0.86
19 A" 1354 1302 2.08 1.01 0.75 0.86
20 A" 976 938 0.10 14.37 0.75 0.86
21 A" 938 902 2.93 1.01 0.75 0.86
22 A" 610 587 10.06 37.38 0.75 0.86
23 A" 257 247 10.22 8.11 0.75 0.86
24 A" 126 122 0.00 0.12 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17329.6 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 16657.2 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 B3LYP/LANL2DZ
ABC
0.20557 0.20036 0.12600

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/LANL2DZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.306 0.460 0.000
O2 -1.288 1.027 0.000
C3 0.306 -0.797 1.434
C4 0.306 -0.797 -1.434
H5 1.245 -1.356 1.448
H6 1.245 -1.356 -1.448
H7 0.185 -0.206 2.344
H8 0.185 -0.206 -2.344
H9 -0.559 -1.447 1.287
H10 -0.559 -1.447 -1.287

Atom - Atom Distances (Å)
  S1 O2 C3 C4 H5 H6 H7 H8 H9 H10
S11.69151.90691.90692.50572.50572.43962.43962.45822.4582
O21.69152.81462.81463.76733.76733.03043.03042.88222.8822
C31.90692.81462.86721.09333.08221.09153.82501.09222.9276
C41.90692.81462.86723.08221.09333.82501.09152.92761.0922
H52.50573.76731.09333.08222.89651.80194.10161.81433.2780
H62.50573.76733.08221.09332.89654.10161.80193.27801.8143
H72.43963.03041.09153.82501.80194.10164.68711.79193.9079
H82.43963.03043.82501.09154.10161.80194.68713.90791.7919
H92.45822.88221.09222.92761.81433.27801.79193.90792.5732
H102.45822.88222.92761.09223.27801.81433.90791.79192.5732

picture of Dimethyl sulfoxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C3 H5 110.309 S1 C3 H7 105.664
S1 C3 H9 106.936 S1 C4 H6 110.309
S1 C4 H8 105.664 S1 C4 H10 106.936
O2 S1 C3 102.758 O2 S1 C4 102.758
C3 S1 C4 97.494 H5 C3 H7 111.127
H5 C3 H9 112.233 H6 C4 H8 111.127
H6 C4 H10 112.233 H7 C3 H9 110.284
H8 C4 H10 110.284
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/LANL2DZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.686      
2 O -0.680      
3 C -0.760      
4 C -0.760      
5 H 0.224      
6 H 0.224      
7 H 0.267      
8 H 0.267      
9 H 0.266      
10 H 0.266      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.785 -3.665 0.000 5.269
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.290 3.161 0.000
y 3.161 -33.854 0.000
z 0.000 0.000 -27.650
Traceless
 xyz
x -5.539 3.161 0.000
y 3.161 -1.884 0.000
z 0.000 0.000 7.422
Polar
3z2-r214.844
x2-y2-2.437
xy3.161
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.092 -1.402 0.000
y -1.402 6.335 0.000
z 0.000 0.000 7.481


<r2> (average value of r2) Å2
<r2> 107.544
(<r2>)1/2 10.370