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

using model chemistry: HF/6-31G(2df,p)

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/6-31G(2df,p)
 hartrees
Energy at 0K-629.656311
Energy at 298.15K-629.668130
Nuclear repulsion energy333.175030
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/6-31G(2df,p)
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 3278 2969 16.56      
2 A 3269 2960 17.86      
3 A 3251 2944 6.83      
4 A 3248 2941 63.45      
5 A 3242 2936 11.34      
6 A 3236 2930 4.91      
7 A 3209 2906 3.86      
8 A 3199 2897 14.36      
9 A 3181 2881 27.42      
10 A 3177 2876 20.53      
11 A 1626 1473 1.98      
12 A 1621 1468 5.27      
13 A 1618 1465 2.08      
14 A 1615 1462 8.01      
15 A 1594 1444 5.52      
16 A 1581 1432 3.22      
17 A 1537 1392 2.23      
18 A 1529 1385 2.13      
19 A 1444 1307 0.48      
20 A 1416 1282 7.63      
21 A 1374 1244 1.21      
22 A 1357 1229 0.43      
23 A 1191 1078 115.45      
24 A 1177 1065 29.07      
25 A 1145 1037 10.84      
26 A 1135 1028 16.06      
27 A 1102 998 1.72      
28 A 1048 949 1.64      
29 A 1035 938 3.33      
30 A 849 769 8.41      
31 A 812 735 8.52      
32 A 762 690 13.06      
33 A 675 612 2.12      
34 A 507 459 8.37      
35 A 406 367 3.96      
36 A 339 307 5.38      
37 A 292 265 1.43      
38 A 231 209 4.02      
39 A 223 202 2.69      
40 A 222 201 5.00      
41 A 128 116 2.51      
42 A 69 62 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 31974.6 cm-1
Scaled (by 0.9055) Zero Point Vibrational Energy (zpe) 28953.0 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/6-31G(2df,p)
ABC
0.11459 0.08148 0.05895

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.577 1.392 0.547
H2 2.302 2.152 0.275
H3 0.810 1.868 1.148
H4 2.071 0.639 1.148
C5 -2.244 0.774 -0.099
H6 -2.586 0.368 -1.046
H7 -3.114 0.938 0.527
H8 -1.790 1.741 -0.289
C9 -1.281 -0.182 0.598
H10 -1.786 -1.101 0.877
H11 -0.857 0.237 1.502
C12 1.001 0.756 -0.714
H13 0.369 1.434 -1.277
S14 0.075 -0.770 -0.436
O15 0.907 -1.604 0.438
H16 1.802 0.439 -1.374

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 H7 H8 C9 H10 H11 C12 H13 S14 O15 H16
C11.08531.08461.08283.92344.57334.71293.48643.26274.19862.85791.52512.18812.80923.07172.1555
H21.08531.75161.76184.76475.36895.55664.15134.28835.25863.89232.14972.58143.74174.00992.4293
H31.08461.75161.76123.47494.31234.08052.97292.97973.95312.35902.17732.50253.16353.54573.0633
H41.08281.76181.76124.49315.15535.23084.26443.49434.23962.97622.15093.06782.91142.62502.5441
C53.92344.76473.47494.49311.08561.08481.08451.52592.16272.18513.30242.94072.80623.98384.2550
H64.57335.36894.31235.15531.08561.75401.75842.17032.54853.08213.62353.15002.95834.27724.4014
H74.71295.55664.08055.23081.08481.75401.75022.15012.45852.55704.30223.95383.74404.75845.2946
H83.48644.15132.97294.26441.08451.75841.75022.17833.07142.51762.99032.39423.13134.35793.9718
C93.26274.28832.97973.49431.52592.17032.15012.17831.08461.08292.79422.97481.80362.61403.7120
H104.19865.25863.95314.23962.16272.54852.45853.07141.08461.74463.70733.96322.30162.77454.5069
H112.85793.89232.35902.97622.18513.08212.55702.51761.08291.74462.93793.26462.37452.76303.9219
C121.52512.14972.17732.15093.30243.62354.30222.99032.79423.70732.93791.08481.80592.62761.0849
H132.18812.58142.50253.06782.94073.15003.95382.39422.97483.96323.26461.08482.37693.52991.7473
S142.80923.74173.16352.91142.80622.95833.74403.13131.80362.30162.37451.80592.37691.46672.3073
O153.07174.00993.54572.62503.98384.27724.75844.35792.61402.77452.76302.62763.52991.46672.8738
H162.15552.42933.06332.54414.25504.40145.29463.97183.71204.50693.92191.08491.74732.30732.8738

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 112.856 C1 C12 S14 114.737
C1 C12 H16 110.211 H2 C1 H3 107.661
H2 C1 H4 108.705 H2 C1 C12 109.732
H3 C1 H4 108.698 H3 C1 C12 111.987
H4 C1 C12 109.974 C5 C9 H10 110.755
C5 C9 H11 112.670 C5 C9 S14 114.627
H6 C5 H7 107.827 H6 C5 H8 108.246
H6 C5 C9 111.294 H7 C5 H8 107.567
H7 C5 C9 109.733 H8 C5 C9 112.012
C9 S14 C12 101.454 C9 S14 O15 105.671
H10 C9 H11 107.198 H10 C9 S14 102.821
H11 C9 S14 108.087 C12 S14 O15 106.356
H13 C12 S14 108.020 H13 C12 H16 107.278
S14 C12 H16 103.060
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.435      
2 H 0.147      
3 H 0.136      
4 H 0.185      
5 C -0.446      
6 H 0.155      
7 H 0.156      
8 H 0.144      
9 C -0.331      
10 H 0.172      
11 H 0.166      
12 C -0.341      
13 H 0.151      
14 S 0.552      
15 O -0.581      
16 H 0.171      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.008 3.581 -0.857 4.194
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -43.123 4.336 -2.727
y 4.336 -50.139 1.086
z -2.727 1.086 -45.230
Traceless
 xyz
x 4.561 4.336 -2.727
y 4.336 -5.962 1.086
z -2.727 1.086 1.401
Polar
3z2-r22.802
x2-y27.016
xy4.336
xz-2.727
yz1.086


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.213 0.114 -0.322
y 0.114 9.213 -0.176
z -0.322 -0.176 8.067


<r2> (average value of r2) Å2
<r2> 220.964
(<r2>)1/2 14.865