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

using model chemistry: B3LYP/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 B3LYP/3-21G
 hartrees
Energy at 0K-553.827739
Energy at 298.15K-553.838128
Nuclear repulsion energy227.944668
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 B3LYP/3-21G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 3118 3009 36.23      
2 A1 3081 2973 27.80      
3 A1 3056 2949 1.66      
4 A1 1570 1515 6.78      
5 A1 1542 1488 0.38      
6 A1 1466 1414 7.45      
7 A1 1335 1288 12.32      
8 A1 1112 1073 0.30      
9 A1 989 954 5.03      
10 A1 643 620 0.13      
11 A1 313 302 1.23      
12 A1 129 125 0.46      
13 A2 3149 3039 0.00      
14 A2 3121 3012 0.00      
15 A2 1561 1507 0.00      
16 A2 1303 1257 0.00      
17 A2 1052 1015 0.00      
18 A2 801 773 0.00      
19 A2 245 236 0.00      
20 A2 67 65 0.00      
21 B1 3147 3037 60.33      
22 B1 3121 3011 0.94      
23 B1 1561 1506 18.27      
24 B1 1308 1262 0.33      
25 B1 1067 1029 0.49      
26 B1 820 791 13.92      
27 B1 245 236 0.15      
28 B1 41 40 0.97      
29 B2 3118 3009 7.07      
30 B2 3082 2973 0.47      
31 B2 3056 2949 40.48      
32 B2 1570 1515 2.02      
33 B2 1535 1482 11.71      
34 B2 1466 1414 7.27      
35 B2 1295 1250 57.66      
36 B2 1070 1032 9.69      
37 B2 983 949 7.39      
38 B2 628 606 6.21      
39 B2 338 326 1.80      

Unscaled Zero Point Vibrational Energy (zpe) 29552.3 cm-1
Scaled (by 0.9649) Zero Point Vibrational Energy (zpe) 28515.1 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 B3LYP/3-21G
ABC
0.44931 0.05476 0.05069

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/3-21G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.588
C2 0.000 1.453 -0.652
C3 0.000 -1.453 -0.652
C4 0.000 2.771 0.132
C5 0.000 -2.771 0.132
H6 0.894 1.360 -1.274
H7 -0.894 1.360 -1.274
H8 0.894 -1.360 -1.274
H9 -0.894 -1.360 -1.274
H10 0.000 3.620 -0.563
H11 0.000 -3.620 -0.563
H12 -0.889 2.843 0.767
H13 0.889 2.843 0.767
H14 0.889 -2.843 0.767
H15 -0.889 -2.843 0.767

Atom - Atom Distances (Å)
  S1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15
S11.91011.91012.80872.80872.47292.47292.47292.47293.79833.79832.98362.98362.98362.9836
C21.91012.90571.53404.29651.09281.09283.01613.01612.16895.07352.17572.17574.61014.6101
C31.91012.90574.29651.53403.01613.01611.09281.09285.07352.16894.61014.61012.17572.1757
C42.80871.53404.29655.54292.18352.18354.45464.45461.09636.42891.09441.09445.71935.7193
C52.80874.29651.53405.54294.45464.45462.18352.18356.42891.09635.71935.71931.09441.0944
H62.47291.09283.01612.18354.45461.78732.71983.25452.53235.10913.08862.52254.67185.0002
H72.47291.09283.01612.18354.45461.78733.25452.71982.53235.10912.52253.08865.00024.6718
H82.47293.01611.09284.45462.18352.71983.25451.78735.10912.53235.00024.67182.52253.0886
H92.47293.01611.09284.45462.18353.25452.71981.78735.10912.53234.67185.00023.08862.5225
H103.79832.16895.07351.09636.42892.53232.53235.10915.10917.23981.77771.77776.65736.6573
H113.79835.07352.16896.42891.09635.10915.10912.53232.53237.23986.65736.65731.77771.7777
H122.98362.17574.61011.09445.71933.08862.52255.00024.67181.77776.65731.77725.95645.6851
H132.98362.17574.61011.09445.71932.52253.08864.67185.00021.77776.65731.77725.68515.9564
H142.98364.61012.17575.71931.09444.67185.00022.52253.08866.65731.77775.95645.68511.7772
H152.98364.61012.17575.71931.09445.00024.67183.08862.52256.65731.77775.68515.95641.7772

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 108.786 S1 C2 H6 107.747
S1 C2 H7 107.747 S1 C3 C5 108.786
S1 C3 H8 107.747 S1 C3 H9 107.747
C2 S1 C3 99.038 C2 C4 H10 109.974
C2 C4 H12 110.628 C2 C4 H13 110.628
C3 C5 H11 109.974 C3 C5 H14 110.628
C3 C5 H15 110.628 C4 C2 H6 111.348
C4 C2 H7 111.348 C5 C3 H8 111.348
C5 C3 H9 111.348 H6 C2 H7 109.725
H8 C3 H9 109.725 H10 C4 H12 108.486
H10 C4 H13 108.486 H11 C5 H14 108.486
H11 C5 H15 108.486 H12 C4 H13 108.576
H14 C5 H15 108.576
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.226     -0.314
2 C -0.608     -0.045
3 C -0.608     -0.045
4 C -0.561     -0.210
5 C -0.561     -0.210
6 H 0.220     0.084
7 H 0.220     0.080
8 H 0.220     0.084
9 H 0.220     0.080
10 H 0.199     0.056
11 H 0.199     0.056
12 H 0.209     0.097
13 H 0.209     0.095
14 H 0.209     0.095
15 H 0.209     0.097


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 -1.848 1.848
CHELPG        
AIM        
ESP 0.017 0.000 -1.778 1.778


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 6.448 0.000 0.000
y 0.000 11.822 0.000
z 0.000 0.000 7.717


<r2> (average value of r2) Å2
<r2> 234.865
(<r2>)1/2 15.325