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

using model chemistry: B3PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3PW91/6-311G*
 hartrees
Energy at 0K-556.592014
Energy at 298.15K-556.602532
Nuclear repulsion energy233.103373
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 B3PW91/6-311G*
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 3114 2998 45.56      
2 A1 3045 2931 0.01      
3 A1 3040 2927 71.00      
4 A1 1518 1461 6.75      
5 A1 1502 1446 0.01      
6 A1 1423 1370 2.84      
7 A1 1331 1282 17.03      
8 A1 1109 1068 0.20      
9 A1 1008 971 3.63      
10 A1 700 674 0.03      
11 A1 330 318 1.04      
12 A1 136 131 0.28      
13 A2 3125 3009 0.00      
14 A2 3086 2971 0.00      
15 A2 1507 1451 0.00      
16 A2 1273 1225 0.00      
17 A2 1045 1006 0.00      
18 A2 789 760 0.00      
19 A2 252 242 0.00      
20 A2 80 77 0.00      
21 B1 3124 3008 69.49      
22 B1 3082 2967 22.16      
23 B1 1507 1451 22.19      
24 B1 1280 1233 0.42      
25 B1 1069 1029 1.42      
26 B1 810 780 14.68      
27 B1 248 239 0.20      
28 B1 55 53 0.98      
29 B2 3114 2998 13.55      
30 B2 3044 2931 58.20      
31 B2 3041 2927 0.55      
32 B2 1517 1461 1.12      
33 B2 1494 1438 7.62      
34 B2 1421 1368 7.27      
35 B2 1290 1242 45.16      
36 B2 1061 1021 3.73      
37 B2 1003 966 6.39      
38 B2 699 673 1.56      
39 B2 335 322 1.00      

Unscaled Zero Point Vibrational Energy (zpe) 29303.9 cm-1
Scaled (by 0.9627) Zero Point Vibrational Energy (zpe) 28210.8 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 B3PW91/6-311G*
ABC
0.47981 0.05725 0.05319

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.557
C2 0.000 1.395 -0.618
C3 0.000 -1.395 -0.618
C4 0.000 2.716 0.134
C5 0.000 -2.716 0.134
H6 0.885 1.318 -1.257
H7 -0.885 1.318 -1.257
H8 0.885 -1.318 -1.257
H9 -0.885 -1.318 -1.257
H10 0.000 3.554 -0.570
H11 0.000 -3.554 -0.570
H12 -0.884 2.813 0.769
H13 0.884 2.813 0.769
H14 0.884 -2.813 0.769
H15 -0.884 -2.813 0.769

Atom - Atom Distances (Å)
  S1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15
S11.82391.82392.74892.74892.41092.41092.41092.41093.72793.72792.95662.95662.95662.9566
C21.82392.79001.52044.17941.09451.09452.92492.92492.15924.94882.17232.17234.51854.5185
C31.82392.79004.17941.52042.92492.92491.09451.09454.94882.15924.51854.51852.17232.1723
C42.74891.52044.17945.43242.16182.16184.35874.35871.09406.30921.09311.09315.63565.6356
C52.74894.17941.52045.43244.35874.35872.16182.16186.30921.09405.63565.63561.09311.0931
H62.41091.09452.92492.16184.35871.77032.63693.17612.50044.99933.07782.51844.60214.9305
H72.41091.09452.92492.16184.35871.77033.17612.63692.50044.99932.51843.07784.93054.6021
H82.41092.92491.09454.35872.16182.63693.17611.77034.99932.50044.93054.60212.51843.0778
H92.41092.92491.09454.35872.16183.17612.63691.77034.99932.50044.60214.93053.07782.5184
H103.72792.15924.94881.09406.30922.50042.50044.99934.99937.10721.76751.76756.56606.5660
H113.72794.94882.15926.30921.09404.99934.99932.50042.50047.10726.56606.56601.76751.7675
H122.95662.17234.51851.09315.63563.07782.51844.93054.60211.76756.56601.76845.89795.6265
H132.95662.17234.51851.09315.63562.51843.07784.60214.93051.76756.56601.76845.62655.8979
H142.95664.51852.17235.63561.09314.60214.93052.51843.07786.56601.76755.89795.62651.7684
H152.95664.51852.17235.63561.09314.93054.60213.07782.51846.56601.76755.62655.89791.7684

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 110.237 S1 C2 H6 108.828
S1 C2 H7 108.828 S1 C3 C5 110.237
S1 C3 H8 108.828 S1 C3 H9 108.828
C2 S1 C3 99.788 C2 C4 H10 110.290
C2 C4 H12 111.393 C2 C4 H13 111.393
C3 C5 H11 110.290 C3 C5 H14 111.393
C3 C5 H15 111.393 C4 C2 H6 110.468
C4 C2 H7 110.468 C5 C3 H8 110.468
C5 C3 H9 110.468 H6 C2 H7 107.952
H8 C3 H9 107.952 H10 C4 H12 107.822
H10 C4 H13 107.822 H11 C5 H14 107.822
H11 C5 H15 107.822 H12 C4 H13 107.972
H14 C5 H15 107.972
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.137      
2 C -0.584      
3 C -0.584      
4 C -0.670      
5 C -0.670      
6 H 0.242      
7 H 0.242      
8 H 0.242      
9 H 0.242      
10 H 0.228      
11 H 0.228      
12 H 0.236      
13 H 0.236      
14 H 0.236      
15 H 0.236      


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 -1.724 1.724
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> 226.066
(<r2>)1/2 15.036