return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: B3LYP/cc-pVTZ

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/cc-pVTZ
 hartrees
Energy at 0K-556.740078
Energy at 298.15K-556.750544
Nuclear repulsion energy232.648207
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/cc-pVTZ
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 3092 2989 41.24      
2 A1 3032 2931 0.85      
3 A1 3028 2927 58.50      
4 A1 1506 1456 4.18      
5 A1 1493 1443 0.00      
6 A1 1416 1369 2.84      
7 A1 1312 1268 5.72      
8 A1 1098 1061 0.06      
9 A1 992 959 3.43      
10 A1 685 662 0.06      
11 A1 326 315 0.61      
12 A1 136 132 0.26      
13 A2 3103 2999 0.00      
14 A2 3067 2964 0.00      
15 A2 1495 1445 0.00      
16 A2 1266 1223 0.00      
17 A2 1032 998 0.00      
18 A2 785 759 0.00      
19 A2 239 231 0.00      
20 A2 81 78 0.00      
21 B1 3102 2998 61.50      
22 B1 3062 2960 17.15      
23 B1 1494 1444 16.11      
24 B1 1269 1227 0.00      
25 B1 1052 1017 0.05      
26 B1 802 775 6.53      
27 B1 235 227 0.28      
28 B1 53 51 0.76      
29 B2 3092 2989 10.94      
30 B2 3032 2931 51.34      
31 B2 3029 2928 4.42      
32 B2 1506 1455 0.48      
33 B2 1487 1437 7.60      
34 B2 1415 1368 2.14      
35 B2 1278 1235 47.64      
36 B2 1047 1012 3.23      
37 B2 989 956 5.20      
38 B2 682 659 1.77      
39 B2 334 323 0.94      

Unscaled Zero Point Vibrational Energy (zpe) 29071.2 cm-1
Scaled (by 0.9666) Zero Point Vibrational Energy (zpe) 28100.2 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/cc-pVTZ
ABC
0.47967 0.05687 0.05285

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.556
C2 0.000 1.403 -0.620
C3 0.000 -1.403 -0.620
C4 0.000 2.725 0.135
C5 0.000 -2.725 0.135
H6 0.883 1.324 -1.256
H7 -0.883 1.324 -1.256
H8 0.883 -1.324 -1.256
H9 -0.883 -1.324 -1.256
H10 0.000 3.561 -0.567
H11 0.000 -3.561 -0.567
H12 -0.882 2.817 0.769
H13 0.882 2.817 0.769
H14 0.882 -2.817 0.769
H15 -0.882 -2.817 0.769

Atom - Atom Distances (Å)
  S1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15
S11.83101.83102.75772.75772.41172.41172.41172.41173.73373.73372.95992.95992.95992.9599
C21.83102.80571.52324.19691.09101.09102.93552.93552.15874.96402.17032.17034.52984.5298
C31.83102.80574.19691.52322.93552.93551.09101.09104.96402.15874.52984.52982.17032.1703
C42.75771.52324.19695.45082.16362.16364.37144.37141.09116.32531.09031.09035.64825.6482
C52.75774.19691.52325.45084.37144.37142.16362.16366.32531.09115.64825.64821.09031.0903
H62.41171.09102.93552.16364.37141.76622.64703.18222.50225.01133.07402.51664.60964.9361
H72.41171.09102.93552.16364.37141.76623.18222.64702.50225.01132.51663.07404.93614.6096
H82.41172.93551.09104.37142.16362.64703.18221.76625.01132.50224.93614.60962.51663.0740
H92.41172.93551.09104.37142.16363.18222.64701.76625.01132.50224.60964.93613.07402.5166
H103.73372.15874.96401.09116.32532.50222.50225.01135.01137.12181.76511.76516.57606.5760
H113.73374.96402.15876.32531.09115.01135.01132.50222.50227.12186.57606.57601.76511.7651
H122.95992.17034.52981.09035.64823.07402.51664.93614.60961.76516.57601.76465.90455.6346
H132.95992.17034.52981.09035.64822.51663.07404.60964.93611.76516.57601.76465.63465.9045
H142.95994.52982.17035.64821.09034.60964.93612.51663.07406.57601.76515.90455.63461.7646
H152.95994.52982.17035.64821.09034.93614.60963.07402.51666.57601.76515.63465.90451.7646

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 110.266 S1 C2 H6 108.585
S1 C2 H7 108.585 S1 C3 C5 110.266
S1 C3 H8 108.585 S1 C3 H9 108.585
C2 S1 C3 100.020 C2 C4 H10 110.226
C2 C4 H12 111.201 C2 C4 H13 111.201
C3 C5 H11 110.226 C3 C5 H14 111.201
C3 C5 H15 111.201 C4 C2 H6 110.624
C4 C2 H7 110.624 C5 C3 H8 110.624
C5 C3 H9 110.624 H6 C2 H7 108.085
H8 C3 H9 108.085 H10 C4 H12 108.022
H10 C4 H13 108.022 H11 C5 H14 108.022
H11 C5 H15 108.022 H12 C4 H13 108.044
H14 C5 H15 108.044
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.086     -0.313
2 C -0.161     0.042
3 C -0.161     0.042
4 C -0.302     -0.092
5 C -0.302     -0.092
6 H 0.100     0.043
7 H 0.100     0.039
8 H 0.100     0.043
9 H 0.100     0.039
10 H 0.099     0.019
11 H 0.099     0.019
12 H 0.103     0.054
13 H 0.103     0.052
14 H 0.103     0.052
15 H 0.103     0.054


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 -1.586 1.586
CHELPG        
AIM        
ESP 0.016 0.000 -1.512 1.512


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.717 0.000 0.000
y 0.000 -37.146 0.000
z 0.000 0.000 -41.628
Traceless
 xyz
x -2.329 0.000 0.000
y 0.000 4.526 0.000
z 0.000 0.000 -2.197
Polar
3z2-r2-4.394
x2-y2-4.571
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.132 0.000 0.000
y 0.000 13.770 0.000
z 0.000 0.000 9.477


<r2> (average value of r2) Å2
<r2> 227.294
(<r2>)1/2 15.076