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All results from a given calculation for C2H5SC2H5 (Diethyl sulfide)

using model chemistry: mPW1PW91/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at mPW1PW91/6-31G**
 hartrees
Energy at 0K-556.618444
Energy at 298.15K-556.628981
Nuclear repulsion energy233.417544
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 mPW1PW91/6-31G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3159 3006 30.87      
2 A1 3077 2928 1.92      
3 A1 3071 2922 55.79      
4 A1 1521 1447 4.56      
5 A1 1508 1435 0.14      
6 A1 1429 1360 1.59      
7 A1 1332 1267 12.27      
8 A1 1116 1062 0.12      
9 A1 1017 967 3.42      
10 A1 714 680 0.00      
11 A1 333 317 0.97      
12 A1 137 131 0.29      
13 A2 3168 3014 0.00      
14 A2 3125 2974 0.00      
15 A2 1509 1436 0.00      
16 A2 1274 1212 0.00      
17 A2 1046 995 0.00      
18 A2 791 752 0.00      
19 A2 252 240 0.00      
20 A2 80 77 0.00      
21 B1 3167 3014 46.86      
22 B1 3120 2969 20.40      
23 B1 1509 1436 16.60      
24 B1 1280 1218 0.03      
25 B1 1070 1018 0.02      
26 B1 809 769 10.42      
27 B1 249 237 0.25      
28 B1 55 52 0.92      
29 B2 3160 3006 11.13      
30 B2 3077 2928 44.48      
31 B2 3072 2923 2.42      
32 B2 1520 1446 0.90      
33 B2 1499 1427 9.50      
34 B2 1426 1357 5.51      
35 B2 1294 1231 45.10      
36 B2 1068 1016 4.12      
37 B2 1011 962 6.45      
38 B2 716 681 1.00      
39 B2 335 319 1.22      

Unscaled Zero Point Vibrational Energy (zpe) 29548.4 cm-1
Scaled (by 0.9515) Zero Point Vibrational Energy (zpe) 28115.3 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 mPW1PW91/6-31G**
ABC
0.48077 0.05745 0.05336

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.553
C2 0.000 1.392 -0.619
C3 0.000 -1.392 -0.619
C4 0.000 2.712 0.137
C5 0.000 -2.712 0.137
H6 0.885 1.318 -1.258
H7 -0.885 1.318 -1.258
H8 0.885 -1.318 -1.258
H9 -0.885 -1.318 -1.258
H10 0.000 3.549 -0.565
H11 0.000 -3.549 -0.565
H12 -0.884 2.803 0.772
H13 0.884 2.803 0.772
H14 0.884 -2.803 0.772
H15 -0.884 -2.803 0.772

Atom - Atom Distances (Å)
  S1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15
S11.82001.82002.74382.74382.40892.40892.40892.40893.72163.72162.94772.94772.94772.9477
C21.82002.78491.52074.17351.09441.09442.92232.92232.15764.94222.16952.16954.50794.5079
C31.82002.78494.17351.52072.92232.92231.09441.09444.94222.15764.50794.50792.16952.1695
C42.74381.52074.17355.42412.16182.16184.35584.35581.09306.30081.09251.09255.62195.6219
C52.74384.17351.52075.42414.35584.35582.16182.16186.30081.09305.62195.62191.09251.0925
H62.40891.09442.92232.16184.35581.76972.63633.17512.49834.99563.07552.51584.59464.9234
H72.40891.09442.92232.16184.35581.76973.17512.63632.49834.99562.51583.07554.92344.5946
H82.40892.92231.09444.35582.16182.63633.17511.76974.99562.49834.92344.59462.51583.0755
H92.40892.92231.09444.35582.16183.17512.63631.76974.99562.49834.59464.92343.07552.5158
H103.72162.15764.94221.09306.30082.49832.49834.99564.99567.09881.76851.76856.55206.5520
H113.72164.94222.15766.30081.09304.99564.99562.49832.49837.09886.55206.55201.76851.7685
H122.94772.16954.50791.09255.62193.07552.51584.92344.59461.76856.55201.76845.87915.6068
H132.94772.16954.50791.09255.62192.51583.07554.59464.92341.76856.55201.76845.60685.8791
H142.94774.50792.16955.62191.09254.59464.92342.51583.07556.55201.76855.87915.60681.7684
H152.94774.50792.16955.62191.09254.92344.59463.07552.51586.55201.76855.60685.87911.7684

picture of Diethyl sulfide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 C4 110.117 S1 C2 H6 108.935
S1 C2 H7 108.935 S1 C3 C5 110.117
S1 C3 H8 108.935 S1 C3 H9 108.935
C2 S1 C3 99.828 C2 C4 H10 110.207
C2 C4 H12 111.188 C2 C4 H13 111.188
C3 C5 H11 110.207 C3 C5 H14 111.188
C3 C5 H15 111.188 C4 C2 H6 110.453
C4 C2 H7 110.453 C5 C3 H8 110.453
C5 C3 H9 110.453 H6 C2 H7 107.893
H8 C3 H9 107.893 H10 C4 H12 108.036
H10 C4 H13 108.036 H11 C5 H14 108.036
H11 C5 H15 108.036 H12 C4 H13 108.065
H14 C5 H15 108.065
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.104      
2 C -0.397      
3 C -0.397      
4 C -0.411      
5 C -0.411      
6 H 0.156      
7 H 0.156      
8 H 0.156      
9 H 0.156      
10 H 0.139      
11 H 0.139      
12 H 0.152      
13 H 0.152      
14 H 0.152      
15 H 0.152      


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 -1.708 1.708
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


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


<r2> (average value of r2) Å2
<r2> 224.892
(<r2>)1/2 14.996