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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-556.605424
Energy at 298.15K-556.615964
Nuclear repulsion energy233.355852
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 3160 2997 33.25      
2 A1 3083 2923 1.37      
3 A1 3076 2917 57.73      
4 A1 1538 1458 4.76      
5 A1 1525 1447 0.29      
6 A1 1445 1370 1.82      
7 A1 1344 1275 13.50      
8 A1 1123 1065 0.12      
9 A1 1021 969 3.38      
10 A1 716 679 0.00      
11 A1 333 316 0.98      
12 A1 137 130 0.29      
13 A2 3169 3006 0.00      
14 A2 3126 2965 0.00      
15 A2 1527 1448 0.00      
16 A2 1284 1218 0.00      
17 A2 1055 1001 0.00      
18 A2 796 755 0.00      
19 A2 254 240 0.00      
20 A2 81 77 0.00      
21 B1 3169 3005 49.82      
22 B1 3121 2960 21.38      
23 B1 1527 1448 17.51      
24 B1 1290 1223 0.04      
25 B1 1079 1023 0.06      
26 B1 814 772 10.74      
27 B1 250 237 0.25      
28 B1 55 52 0.91      
29 B2 3160 2997 11.86      
30 B2 3082 2923 46.89      
31 B2 3077 2918 1.72      
32 B2 1537 1458 0.81      
33 B2 1517 1439 10.42      
34 B2 1442 1367 5.78      
35 B2 1306 1239 46.36      
36 B2 1074 1018 4.67      
37 B2 1017 964 5.98      
38 B2 717 680 1.05      
39 B2 336 319 1.17      

Unscaled Zero Point Vibrational Energy (zpe) 29682.1 cm-1
Scaled (by 0.9483) Zero Point Vibrational Energy (zpe) 28147.5 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 mPW1PW91/6-31G*
ABC
0.48028 0.05744 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 1.393 -0.619
C3 0.000 -1.393 -0.619
C4 0.000 2.712 0.138
C5 0.000 -2.712 0.138
H6 0.885 1.320 -1.260
H7 -0.885 1.320 -1.260
H8 0.885 -1.320 -1.260
H9 -0.885 -1.320 -1.260
H10 0.000 3.551 -0.564
H11 0.000 -3.551 -0.564
H12 -0.885 2.802 0.774
H13 0.885 2.802 0.774
H14 0.885 -2.802 0.774
H15 -0.885 -2.802 0.774

Atom - Atom Distances (Å)
  S1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15
S11.82011.82012.74352.74352.41102.41102.41102.41103.72233.72232.94722.94722.94722.9472
C21.82012.78531.52124.17391.09521.09522.92482.92482.15874.94362.17062.17064.50814.5081
C31.82012.78534.17391.52122.92482.92481.09521.09524.94362.15874.50814.50812.17062.1706
C42.74351.52124.17395.42392.16212.16214.35874.35871.09416.30191.09351.09355.62115.6211
C52.74354.17391.52125.42394.35874.35872.16212.16216.30191.09415.62115.62111.09351.0935
H62.41101.09522.92482.16214.35871.77042.64073.17932.49834.99943.07682.51654.59724.9263
H72.41101.09522.92482.16214.35871.77043.17932.64072.49834.99942.51653.07684.92634.5972
H82.41102.92481.09524.35872.16212.64073.17931.77044.99942.49834.92634.59722.51653.0768
H92.41102.92481.09524.35872.16213.17932.64071.77044.99942.49834.59724.92633.07682.5165
H103.72232.15874.94361.09416.30192.49832.49834.99944.99947.10131.77041.77046.55266.5526
H113.72234.94362.15876.30191.09414.99944.99942.49832.49837.10136.55266.55261.77041.7704
H122.94722.17064.50811.09355.62113.07682.51654.92634.59721.77046.55261.77025.87795.6050
H132.94722.17064.50811.09355.62112.51653.07684.59724.92631.77046.55261.77025.60505.8779
H142.94724.50812.17065.62111.09354.59724.92632.51653.07686.55261.77045.87795.60501.7702
H152.94724.50812.17065.62111.09354.92634.59723.07682.51656.55261.77045.60505.87791.7702

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 110.062 S1 C2 H6 109.040
S1 C2 H7 109.040 S1 C3 C5 110.062
S1 C3 H8 109.040 S1 C3 H9 109.040
C2 S1 C3 99.836 C2 C4 H10 110.189
C2 C4 H12 111.173 C2 C4 H13 111.173
C3 C5 H11 110.189 C3 C5 H14 111.173
C3 C5 H15 111.173 C4 C2 H6 110.396
C4 C2 H7 110.396 C5 C3 H8 110.396
C5 C3 H9 110.396 H6 C2 H7 107.856
H8 C3 H9 107.856 H10 C4 H12 108.051
H10 C4 H13 108.051 H11 C5 H14 108.051
H11 C5 H15 108.051 H12 C4 H13 108.084
H14 C5 H15 108.084
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 0.106      
2 C -0.469      
3 C -0.469      
4 C -0.532      
5 C -0.532      
6 H 0.193      
7 H 0.193      
8 H 0.193      
9 H 0.193      
10 H 0.180      
11 H 0.180      
12 H 0.191      
13 H 0.191      
14 H 0.191      
15 H 0.191      


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 -1.722 1.722
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> 224.964
(<r2>)1/2 14.999