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All results from a given calculation for C4H10OS (Diethyl sulfoxide)

using model chemistry: HF/CEP-121G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at HF/CEP-121G*
 hartrees
Energy at 0K-53.362544
Energy at 298.15K-53.374304
Nuclear repulsion energy143.100825
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 HF/CEP-121G*
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 3303 2984 29.48      
2 A 3298 2979 20.52      
3 A 3276 2960 12.33      
4 A 3265 2950 81.84      
5 A 3262 2947 23.29      
6 A 3255 2941 20.24      
7 A 3238 2925 3.07      
8 A 3223 2912 22.51      
9 A 3195 2887 36.90      
10 A 3192 2884 28.82      
11 A 1639 1481 2.38      
12 A 1634 1476 5.29      
13 A 1632 1474 2.15      
14 A 1629 1471 9.43      
15 A 1610 1454 7.13      
16 A 1599 1445 3.21      
17 A 1551 1401 2.68      
18 A 1544 1395 1.79      
19 A 1456 1315 0.41      
20 A 1426 1289 11.12      
21 A 1380 1247 1.18      
22 A 1362 1230 0.66      
23 A 1186 1071 10.68      
24 A 1157 1045 10.25      
25 A 1147 1036 4.29      
26 A 1115 1008 6.76      
27 A 1089 984 116.63      
28 A 1048 947 4.74      
29 A 1035 935 16.87      
30 A 848 766 5.61      
31 A 815 736 5.83      
32 A 765 692 7.35      
33 A 676 611 0.95      
34 A 491 444 9.90      
35 A 398 359 4.07      
36 A 332 300 7.79      
37 A 291 263 1.57      
38 A 225 203 1.79      
39 A 224 203 4.79      
40 A 220 199 7.76      
41 A 123 111 3.58      
42 A 70 63 0.09      

Unscaled Zero Point Vibrational Energy (zpe) 32109.7 cm-1
Scaled (by 0.9034) Zero Point Vibrational Energy (zpe) 29007.9 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 HF/CEP-121G*
ABC
0.11179 0.08030 0.05795

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-121G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.611 -1.199 -0.572
H2 2.330 -1.987 -0.362
H3 0.839 -1.621 -1.208
H4 2.116 -0.409 -1.113
C5 -2.228 -0.685 0.108
H6 -2.597 -0.366 1.078
H7 -3.085 -0.822 -0.545
H8 -1.750 -1.653 0.226
C9 -1.280 0.355 -0.503
H10 -1.802 1.284 -0.702
H11 -0.841 0.024 -1.436
C12 1.043 -0.666 0.748
H13 0.429 -1.397 1.265
S14 0.074 0.872 0.600
O15 0.915 1.814 -0.224
H16 1.849 -0.385 1.418

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 H7 H8 C9 H10 H11 C12 H13 S14 O15 H16
C11.08701.08581.08333.93224.59614.71143.48433.28324.22342.87341.53242.19312.83333.11232.1631
H21.08701.75341.76174.76305.38285.54204.13554.30555.28153.90572.15222.57013.76724.05852.4424
H31.08581.75341.76313.46544.31344.05892.95992.98153.95852.36192.18622.51703.17303.57363.0733
H41.08331.76171.76314.52035.19745.24804.27653.53384.28793.00552.16363.07882.95712.67832.5455
C53.93224.76303.46544.52031.08661.08621.08581.53352.17182.19313.33312.98472.82234.02894.2931
H64.59615.38284.31345.19741.08661.75551.76092.17972.55413.09143.66743.20292.98214.33334.4593
H74.71145.54204.05895.24801.08621.75551.75192.15462.47082.55844.32893.99533.76264.80085.3286
H83.48434.13552.95994.27651.08581.76091.75192.18713.08132.53063.00822.42813.13754.39613.9982
C93.28324.30552.98153.53381.53352.17972.15462.18711.08481.08332.82933.01971.82102.65063.7458
H104.22345.28153.95854.28792.17182.55412.47083.08131.08481.74673.74234.00552.32032.80914.5406
H112.87343.90572.36193.00552.19313.09142.55842.53061.08331.74672.96603.30652.38742.78473.9435
C121.53242.15222.18622.16363.33313.66744.32893.00822.82933.74232.96601.08581.82462.66691.0853
H132.19312.57012.51703.07882.98473.20293.99532.42813.01974.00553.30651.08582.39203.57301.7506
S142.83333.76723.17302.95712.82232.98213.76263.13751.82102.32032.38741.82462.39201.50742.3246
O153.11234.05853.57362.67834.02894.33334.80084.39612.65062.80912.78472.66693.57301.50742.8992
H162.16312.44243.07332.54554.29314.45935.32863.99823.74584.54063.94351.08531.75062.32462.8992

picture of Diethyl sulfoxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C12 H13 112.667 C1 C12 S14 114.850
C1 C12 H16 110.277 H2 C1 H3 107.605
H2 C1 H4 108.534 H2 C1 C12 109.317
H3 C1 H4 108.744 H3 C1 C12 112.100
H4 C1 C12 110.438 C5 C9 H10 110.927
C5 C9 H11 112.746 C5 C9 S14 114.292
H6 C5 H7 107.796 H6 C5 H8 108.311
H6 C5 C9 111.447 H7 C5 H8 107.535
H7 C5 C9 109.483 H8 C5 C9 112.101
C9 S14 C12 101.806 C9 S14 O15 105.176
H10 C9 H11 107.336 H10 C9 S14 103.030
H11 C9 S14 107.859 C12 S14 O15 105.945
H13 C12 S14 107.836 H13 C12 H16 107.472
S14 C12 H16 103.087
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.533      
2 H 0.181      
3 H 0.157      
4 H 0.218      
5 C -0.529      
6 H 0.177      
7 H 0.187      
8 H 0.166      
9 C -0.405      
10 H 0.209      
11 H 0.203      
12 C -0.400      
13 H 0.179      
14 S 0.693      
15 O -0.709      
16 H 0.208      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.292 -4.191 0.772 4.839
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.681 -5.624 2.501
y -5.624 -52.324 0.777
z 2.501 0.777 -44.656
Traceless
 xyz
x 5.809 -5.624 2.501
y -5.624 -8.655 0.777
z 2.501 0.777 2.846
Polar
3z2-r25.692
x2-y29.643
xy-5.624
xz2.501
yz0.777


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.550 -0.063 0.330
y -0.063 9.639 -0.154
z 0.330 -0.154 8.393


<r2> (average value of r2) Å2
<r2> 178.589
(<r2>)1/2 13.364