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

using model chemistry: B3PW91/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3PW91/6-31G*
 hartrees
Energy at 0K-556.537340
Energy at 298.15K-556.547837
Nuclear repulsion energy232.802725
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 B3PW91/6-31G*
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 3140 3004 35.50      
2 A1 3064 2932 1.40      
3 A1 3057 2924 59.38      
4 A1 1530 1464 4.54      
5 A1 1517 1451 0.35      
6 A1 1436 1374 1.79      
7 A1 1335 1277 13.26      
8 A1 1114 1066 0.10      
9 A1 1013 969 3.36      
10 A1 707 676 0.01      
11 A1 330 316 0.97      
12 A1 136 130 0.30      
13 A2 3150 3013 0.00      
14 A2 3106 2972 0.00      
15 A2 1519 1453 0.00      
16 A2 1276 1221 0.00      
17 A2 1048 1003 0.00      
18 A2 792 758 0.00      
19 A2 251 240 0.00      
20 A2 80 76 0.00      
21 B1 3149 3013 52.93      
22 B1 3101 2967 22.61      
23 B1 1518 1453 16.93      
24 B1 1282 1226 0.05      
25 B1 1071 1025 0.07      
26 B1 810 775 10.78      
27 B1 248 237 0.25      
28 B1 54 52 0.90      
29 B2 3140 3004 11.94      
30 B2 3064 2931 49.12      
31 B2 3058 2925 1.70      
32 B2 1529 1463 0.79      
33 B2 1509 1444 10.42      
34 B2 1433 1371 5.03      
35 B2 1297 1241 48.72      
36 B2 1065 1019 4.86      
37 B2 1008 965 5.97      
38 B2 706 676 1.16      
39 B2 334 319 1.16      

Unscaled Zero Point Vibrational Energy (zpe) 29488.4 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 28211.6 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 B3PW91/6-31G*
ABC
0.47870 0.05712 0.05307

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.554
C2 0.000 1.398 -0.620
C3 0.000 -1.398 -0.620
C4 0.000 2.719 0.139
C5 0.000 -2.719 0.139
H6 0.887 1.326 -1.262
H7 -0.887 1.326 -1.262
H8 0.887 -1.326 -1.262
H9 -0.887 -1.326 -1.262
H10 0.000 3.559 -0.565
H11 0.000 -3.559 -0.565
H12 -0.886 2.810 0.775
H13 0.886 2.810 0.775
H14 0.886 -2.810 0.775
H15 -0.886 -2.810 0.775

Atom - Atom Distances (Å)
  S1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15
S11.82531.82532.75052.75052.41662.41662.41662.41663.73063.73062.95492.95492.95492.9549
C21.82532.79551.52384.18621.09671.09672.93532.93532.16194.95702.17452.17454.52104.5210
C31.82532.79554.18621.52382.93532.93531.09671.09674.95702.16194.52104.52102.17452.1745
C42.75051.52384.18625.43802.16542.16544.37144.37141.09586.31731.09511.09515.63585.6358
C52.75054.18621.52385.43804.37144.37142.16542.16546.31731.09585.63585.63581.09511.0951
H62.41661.09672.93532.16544.37141.77312.65183.18992.50165.01333.08172.52074.61064.9397
H72.41661.09672.93532.16544.37141.77313.18992.65182.50165.01332.52073.08174.93974.6106
H82.41662.93531.09674.37142.16542.65183.18991.77315.01332.50164.93974.61062.52073.0817
H92.41662.93531.09674.37142.16543.18992.65181.77315.01332.50164.61064.93973.08172.5207
H103.73062.16194.95701.09586.31732.50162.50165.01335.01337.11781.77291.77296.56866.5686
H113.73064.95702.16196.31731.09585.01335.01332.50162.50167.11786.56866.56861.77291.7729
H122.95492.17454.52101.09515.63583.08172.52074.93974.61061.77296.56861.77285.89325.6203
H132.95492.17454.52101.09515.63582.52073.08174.61064.93971.77296.56861.77285.62035.8932
H142.95494.52102.17455.63581.09514.61064.93972.52073.08176.56861.77295.89325.62031.7728
H152.95494.52102.17455.63581.09514.93974.61063.08172.52076.56861.77295.62035.89321.7728

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 110.096 S1 C2 H6 109.031
S1 C2 H7 109.031 S1 C3 C5 110.096
S1 C3 H8 109.031 S1 C3 H9 109.031
C2 S1 C3 99.949 C2 C4 H10 110.159
C2 C4 H12 111.207 C2 C4 H13 111.207
C3 C5 H11 110.159 C3 C5 H14 111.207
C3 C5 H15 111.207 C4 C2 H6 110.382
C4 C2 H7 110.382 C5 C3 H8 110.382
C5 C3 H9 110.382 H6 C2 H7 107.869
H8 C3 H9 107.869 H10 C4 H12 108.035
H10 C4 H13 108.035 H11 C5 H14 108.035
H11 C5 H15 108.035 H12 C4 H13 108.077
H14 C5 H15 108.077
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.100     -0.304
2 C -0.458     -0.019
3 C -0.458     -0.019
4 C -0.522     -0.164
5 C -0.522     -0.164
6 H 0.189     0.069
7 H 0.189     0.066
8 H 0.189     0.069
9 H 0.189     0.066
10 H 0.176     0.044
11 H 0.176     0.044
12 H 0.188     0.078
13 H 0.188     0.077
14 H 0.188     0.077
15 H 0.188     0.078


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 -1.717 1.717
CHELPG        
AIM        
ESP 0.016 0.000 -1.638 1.639


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> 226.017
(<r2>)1/2 15.034