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

using model chemistry: HF/6-31G

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
 hartrees
Energy at 0K-629.434823
Energy at 298.15K-629.446182
Nuclear repulsion energy320.225165
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
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 3338 3014 5.32      
2 A 3326 3003 7.69      
3 A 3307 2986 0.14      
4 A 3278 2960 30.78      
5 A 3274 2956 24.71      
6 A 3266 2949 20.42      
7 A 3265 2948 5.63      
8 A 3256 2940 10.63      
9 A 3201 2891 26.14      
10 A 3200 2889 23.15      
11 A 1666 1504 6.02      
12 A 1658 1497 7.66      
13 A 1655 1494 7.20      
14 A 1653 1493 12.75      
15 A 1631 1473 19.34      
16 A 1626 1468 5.21      
17 A 1589 1434 7.62      
18 A 1583 1429 14.34      
19 A 1461 1319 6.42      
20 A 1440 1300 27.43      
21 A 1407 1270 2.88      
22 A 1391 1256 1.59      
23 A 1222 1103 11.13      
24 A 1183 1068 5.26      
25 A 1177 1063 8.39      
26 A 1162 1050 3.03      
27 A 1079 974 5.02      
28 A 1073 969 3.41      
29 A 882 797 8.72      
30 A 852 769 4.54      
31 A 710 641 0.66      
32 A 688 622 7.85      
33 A 619 559 1.97      
34 A 440 397 2.48      
35 A 373 337 1.99      
36 A 273 246 3.21      
37 A 266 240 1.02      
38 A 217 196 2.30      
39 A 212 192 12.94      
40 A 185 167 8.86      
41 A 116 105 4.22      
42 A 54 49 0.17      

Unscaled Zero Point Vibrational Energy (zpe) 32125.9 cm-1
Scaled (by 0.9029) Zero Point Vibrational Energy (zpe) 29006.5 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
ABC
0.10953 0.07416 0.05559

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-31G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.623 1.347 0.606
H2 2.358 2.122 0.419
H3 0.868 1.763 1.262
H4 2.106 0.523 1.112
C5 -2.331 0.742 -0.019
H6 -2.736 0.366 -0.951
H7 -3.160 0.899 0.662
H8 -1.881 1.708 -0.209
C9 -1.347 -0.238 0.598
H10 -1.807 -1.188 0.825
H11 -0.886 0.131 1.501
C12 1.036 0.873 -0.713
H13 0.390 1.600 -1.182
S14 0.049 -0.716 -0.549
O15 1.033 -1.677 0.489
H16 1.814 0.604 -1.411

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 H7 H8 C9 H10 H11 C12 H13 S14 O15 H16
C11.08431.08301.08054.04904.73154.80403.61583.36634.27062.92881.51942.18662.83993.08322.1582
H21.08431.74931.76094.90775.55935.65674.30504.39615.33533.95762.14182.58963.78404.02412.4389
H31.08301.74931.75793.59424.45364.16273.11833.05754.00632.40802.17222.49523.17663.52913.0631
H41.08051.76091.75794.58425.26515.29794.36403.57264.28013.04272.14423.06042.91932.52592.5415
C54.04904.90773.59424.58421.08311.08381.08311.51992.17012.18443.44053.08142.84144.17454.3753
H64.73155.55934.45365.26511.08311.75071.75582.16622.53543.08003.81323.36883.01494.52214.5796
H74.80405.65674.16275.29791.08381.75071.74632.14082.49182.54204.41524.06103.79094.92365.3968
H83.61584.30503.11834.36401.08311.75581.74632.17373.07592.53053.07562.47283.11744.52094.0397
C93.36634.39613.05753.57261.51992.16622.14082.17371.07941.07862.93773.09241.86872.78303.8389
H104.27065.33534.00634.28012.17012.53542.49183.07591.07941.74423.83334.07752.35692.90124.6177
H112.92883.95762.40803.04272.18443.08002.54202.53051.07861.74423.02453.31452.40682.82383.9997
C121.51942.14182.17222.14423.44053.81324.41523.07562.93773.83333.02451.07971.87772.81941.0798
H132.18662.58962.49523.06043.08143.36884.06102.47283.09244.07753.31451.07972.42533.73451.7533
S142.83993.78403.17662.91932.84143.01493.79093.11741.86872.35692.40681.87772.42531.72282.3666
O153.08324.02413.52912.52594.17454.52214.92364.52092.78302.90122.82382.81943.73451.72283.0701
H162.15822.43893.06312.54154.37534.57965.39684.03973.83894.61773.99971.07981.75332.36663.0701

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 113.468 C1 C12 S14 113.012
C1 C12 H16 111.137 H2 C1 H3 107.624
H2 C1 H4 108.858 H2 C1 C12 109.549
H3 C1 H4 108.684 H3 C1 C12 112.073
H4 C1 C12 109.973 C5 C9 H10 112.099
C5 C9 H11 113.328 C5 C9 S14 113.570
H6 C5 H7 107.784 H6 C5 H8 108.294
H6 C5 C9 111.549 H7 C5 H8 107.393
H7 C5 C9 109.479 H8 C5 C9 112.161
C9 S14 C12 103.284 C9 S14 O15 101.511
H10 C9 H11 107.858 H10 C9 S14 102.864
H11 C9 S14 106.389 C12 S14 O15 102.999
H13 C12 S14 107.074 H13 C12 H16 108.559
S14 C12 H16 102.958
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.468 -0.060    
2 H 0.174 0.001    
3 H 0.155 0.035    
4 H 0.237 0.066    
5 C -0.476 -0.190    
6 H 0.180 0.049    
7 H 0.186 0.052    
8 H 0.166 0.088    
9 C -0.567 0.095    
10 H 0.231 0.102    
11 H 0.229 0.037    
12 C -0.569 0.136    
13 H 0.196 -0.018    
14 S 0.874 0.092    
15 O -0.774 -0.563    
16 H 0.226 0.078    


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.833 4.709 -1.187 5.622
CHELPG -2.841 4.646 -1.250 5.587
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -43.813 6.230 -3.295
y 6.230 -52.831 1.512
z -3.295 1.512 -46.006
Traceless
 xyz
x 5.606 6.230 -3.295
y 6.230 -7.922 1.512
z -3.295 1.512 2.316
Polar
3z2-r24.632
x2-y29.018
xy6.230
xz-3.295
yz1.512


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.512 -0.092 -0.263
y -0.092 9.316 -0.588
z -0.263 -0.588 7.843


<r2> (average value of r2) Å2
<r2> 233.999
(<r2>)1/2 15.297