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

using model chemistry: PBEPBE/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at PBEPBE/3-21G
 hartrees
Energy at 0K-553.399919
Energy at 298.15K-553.410205
Nuclear repulsion energy227.659202
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 PBEPBE/3-21G
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 3059 3031 27.76      
2 A1 3004 2977 33.01      
3 A1 2989 2961 2.43      
4 A1 1524 1510 7.64      
5 A1 1491 1477 0.51      
6 A1 1414 1401 8.43      
7 A1 1288 1277 11.27      
8 A1 1082 1072 0.34      
9 A1 978 969 5.46      
10 A1 636 630 0.05      
11 A1 309 307 1.27      
12 A1 124 123 0.47      
13 A2 3082 3054 0.00      
14 A2 3054 3027 0.00      
15 A2 1513 1499 0.00      
16 A2 1261 1250 0.00      
17 A2 1018 1009 0.00      
18 A2 778 771 0.00      
19 A2 243 241 0.00      
20 A2 66 65 0.00      
21 B1 3080 3052 55.26      
22 B1 3053 3025 1.36      
23 B1 1513 1499 21.00      
24 B1 1267 1255 0.54      
25 B1 1034 1025 0.50      
26 B1 797 790 17.04      
27 B1 243 241 0.13      
28 B1 40 40 0.97      
29 B2 3060 3032 6.96      
30 B2 3006 2978 0.16      
31 B2 2988 2961 36.13      
32 B2 1523 1509 2.93      
33 B2 1484 1470 11.69      
34 B2 1414 1401 12.14      
35 B2 1248 1236 50.55      
36 B2 1039 1029 9.20      
37 B2 974 966 11.41      
38 B2 624 618 5.04      
39 B2 329 326 2.05      

Unscaled Zero Point Vibrational Energy (zpe) 28813.7 cm-1
Scaled (by 0.9909) Zero Point Vibrational Energy (zpe) 28551.5 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 PBEPBE/3-21G
ABC
0.44379 0.05494 0.05081

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/3-21G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.592
C2 0.000 1.447 -0.655
C3 0.000 -1.447 -0.655
C4 0.000 2.767 0.131
C5 0.000 -2.767 0.131
H6 0.902 1.351 -1.282
H7 -0.902 1.351 -1.282
H8 0.902 -1.351 -1.282
H9 -0.902 -1.351 -1.282
H10 0.000 3.623 -0.569
H11 0.000 -3.623 -0.569
H12 -0.896 2.838 0.771
H13 0.896 2.838 0.771
H14 0.896 -2.838 0.771
H15 -0.896 -2.838 0.771

Atom - Atom Distances (Å)
  S1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15
S11.91021.91022.80552.80552.48022.48022.48022.48023.80413.80412.98102.98102.98102.9810
C21.91022.89401.53634.28691.10271.10273.00633.00632.17745.07042.18362.18364.60354.6035
C31.91022.89404.28691.53633.00633.00631.10271.10275.07042.17744.60354.60352.18362.1836
C42.80551.53634.28695.53462.19392.19394.44664.44661.10486.42811.10331.10335.71205.7120
C52.80554.28691.53635.53464.44664.44662.19392.19396.42811.10485.71205.71201.10331.1033
H62.48021.10273.00632.19394.44661.80412.70283.24962.54585.10523.10702.53404.66474.9992
H72.48021.10273.00632.19394.44661.80413.24962.70282.54585.10522.53403.10704.99924.6647
H82.48023.00631.10274.44662.19392.70283.24961.80415.10522.54584.99924.66472.53403.1070
H92.48023.00631.10274.44662.19393.24962.70281.80415.10522.54584.66474.99923.10702.5340
H103.80412.17745.07041.10486.42812.54582.54585.10525.10527.24531.79241.79246.65816.6581
H113.80415.07042.17746.42811.10485.10525.10522.54582.54587.24536.65816.65811.79241.7924
H122.98102.18364.60351.10335.71203.10702.53404.99924.66471.79246.65811.79175.95125.6751
H132.98102.18364.60351.10335.71202.53403.10704.66474.99921.79246.65811.79175.67515.9512
H142.98104.60352.18365.71201.10334.66474.99922.53403.10706.65811.79245.95125.67511.7917
H152.98104.60352.18365.71201.10334.99924.66473.10702.53406.65811.79245.67515.95121.7917

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 108.499 S1 C2 H6 107.788
S1 C2 H7 107.788 S1 C3 C5 108.499
S1 C3 H8 107.788 S1 C3 H9 107.788
C2 S1 C3 98.493 C2 C4 H10 109.989
C2 C4 H12 110.568 C2 C4 H13 110.568
C3 C5 H11 109.989 C3 C5 H14 110.568
C3 C5 H15 110.568 C4 C2 H6 111.419
C4 C2 H7 111.419 C5 C3 H8 111.419
C5 C3 H9 111.419 H6 C2 H7 109.781
H8 C3 H9 109.781 H10 C4 H12 108.534
H10 C4 H13 108.534 H11 C5 H14 108.534
H11 C5 H15 108.534 H12 C4 H13 108.588
H14 C5 H15 108.588
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.236      
2 C -0.643      
3 C -0.643      
4 C -0.604      
5 C -0.604      
6 H 0.234      
7 H 0.234      
8 H 0.234      
9 H 0.234      
10 H 0.214      
11 H 0.214      
12 H 0.224      
13 H 0.224      
14 H 0.224      
15 H 0.224      


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 -1.828 1.828
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.549 0.000 0.000
y 0.000 -35.691 0.000
z 0.000 0.000 -41.312
Traceless
 xyz
x -3.047 0.000 0.000
y 0.000 5.739 0.000
z 0.000 0.000 -2.692
Polar
3z2-r2-5.384
x2-y2-5.857
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.574 0.000 0.000
y 0.000 12.018 0.000
z 0.000 0.000 7.856


<r2> (average value of r2) Å2
<r2> 234.481
(<r2>)1/2 15.313