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

using model chemistry: B1B95/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B1B95/6-31G(2df,p)
 hartrees
Energy at 0K-556.584518
Energy at 298.15K-556.594962
Nuclear repulsion energy234.249181
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 B1B95/6-31G(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 A1 3142 3009 28.19      
2 A1 3060 2930 2.21      
3 A1 3051 2922 50.93      
4 A1 1498 1434 3.27      
5 A1 1482 1419 0.30      
6 A1 1401 1342 1.54      
7 A1 1299 1244 8.10      
8 A1 1101 1055 0.23      
9 A1 1003 961 2.76      
10 A1 709 679 0.01      
11 A1 327 313 0.80      
12 A1 130 124 0.31      
13 A2 3150 3016 0.00      
14 A2 3106 2974 0.00      
15 A2 1485 1423 0.00      
16 A2 1253 1200 0.00      
17 A2 1022 979 0.00      
18 A2 775 742 0.00      
19 A2 241 231 0.00      
20 A2 83 80 0.00      
21 B1 3149 3015 42.19      
22 B1 3099 2968 17.82      
23 B1 1485 1422 13.60      
24 B1 1257 1204 0.00      
25 B1 1044 1000 0.00      
26 B1 793 759 7.58      
27 B1 237 227 0.31      
28 B1 54 51 0.86      
29 B2 3142 3009 11.16      
30 B2 3059 2930 42.96      
31 B2 3054 2925 2.54      
32 B2 1497 1434 0.39      
33 B2 1474 1412 8.42      
34 B2 1399 1340 1.39      
35 B2 1264 1210 50.91      
36 B2 1054 1010 1.99      
37 B2 997 955 5.88      
38 B2 714 683 0.99      
39 B2 324 310 0.84      

Unscaled Zero Point Vibrational Energy (zpe) 29205.2 cm-1
Scaled (by 0.9577) Zero Point Vibrational Energy (zpe) 27969.8 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 B1B95/6-31G(2df,p)
ABC
0.48269 0.05798 0.05384

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G(2df,p)

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.551
C2 0.000 1.383 -0.618
C3 0.000 -1.383 -0.618
C4 0.000 2.701 0.138
C5 0.000 -2.701 0.138
H6 0.885 1.305 -1.256
H7 -0.885 1.305 -1.256
H8 0.885 -1.305 -1.256
H9 -0.885 -1.305 -1.256
H10 0.000 3.540 -0.562
H11 0.000 -3.540 -0.562
H12 -0.884 2.789 0.773
H13 0.884 2.789 0.773
H14 0.884 -2.789 0.773
H15 -0.884 -2.789 0.773

Atom - Atom Distances (Å)
  S1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15
S11.81061.81062.73252.73252.39782.39782.39782.39783.71053.71052.93392.93392.93392.9339
C21.81062.76591.51944.15331.09341.09342.90082.90082.15734.92282.16622.16624.48554.4855
C31.81062.76594.15331.51942.90082.90081.09341.09344.92282.15734.48554.48552.16622.1662
C42.73251.51944.15335.40222.16192.16194.33284.33281.09236.27981.09181.09185.59675.5967
C52.73254.15331.51945.40224.33284.33282.16192.16196.27981.09235.59675.59671.09181.0918
H62.39781.09342.90082.16194.33281.76902.60993.15302.50144.97323.07332.51384.56914.8992
H72.39781.09342.90082.16194.33281.76903.15302.60992.50144.97322.51383.07334.89924.5691
H82.39782.90081.09344.33282.16192.60993.15301.76904.97322.50144.89924.56912.51383.0733
H92.39782.90081.09344.33282.16193.15302.60991.76904.97322.50144.56914.89923.07332.5138
H103.71052.15734.92281.09236.27982.50142.50144.97324.97327.07911.76851.76856.52796.5279
H113.71054.92282.15736.27981.09234.97324.97322.50142.50147.07916.52796.52791.76851.7685
H122.93392.16624.48551.09185.59673.07332.51384.89924.56911.76856.52791.76705.85095.5777
H132.93392.16624.48551.09185.59672.51383.07334.56914.89921.76856.52791.76705.57775.8509
H142.93394.48552.16625.59671.09184.56914.89922.51383.07336.52791.76855.85095.57771.7670
H152.93394.48552.16625.59671.09184.89924.56913.07332.51386.52791.76855.57775.85091.7670

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 109.975 S1 C2 H6 108.794
S1 C2 H7 108.794 S1 C3 C5 109.975
S1 C3 H8 108.794 S1 C3 H9 108.794
C2 S1 C3 99.600 C2 C4 H10 110.318
C2 C4 H12 111.051 C2 C4 H13 111.051
C3 C5 H11 110.318 C3 C5 H14 111.051
C3 C5 H15 111.051 C4 C2 H6 110.616
C4 C2 H7 110.616 C5 C3 H8 110.616
C5 C3 H9 110.616 H6 C2 H7 107.987
H8 C3 H9 107.987 H10 C4 H12 108.136
H10 C4 H13 108.136 H11 C5 H14 108.136
H11 C5 H15 108.136 H12 C4 H13 108.037
H14 C5 H15 108.037
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.120      
2 C -0.213      
3 C -0.213      
4 C -0.410      
5 C -0.410      
6 H 0.131      
7 H 0.131      
8 H 0.131      
9 H 0.131      
10 H 0.130      
11 H 0.130      
12 H 0.145      
13 H 0.145      
14 H 0.145      
15 H 0.145      


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 -1.639 1.639
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -40.731 0.000 0.000
y 0.000 -35.854 0.000
z 0.000 0.000 -40.429
Traceless
 xyz
x -2.590 0.000 0.000
y 0.000 4.726 0.000
z 0.000 0.000 -2.137
Polar
3z2-r2-4.273
x2-y2-4.877
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.605 0.000 0.000
y 0.000 12.286 0.000
z 0.000 0.000 8.451


<r2> (average value of r2) Å2
<r2> 223.090
(<r2>)1/2 14.936