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

using model chemistry: MP2/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP2/TZVP
 hartrees
Energy at 0K-555.629817
Energy at 298.15K-555.640334
HF Energy-554.879954
Nuclear repulsion energy233.709851
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 MP2/TZVP
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 3177 3011 31.17      
2 A1 3091 2930 42.61      
3 A1 3090 2929 16.07      
4 A1 1523 1443 3.76      
5 A1 1511 1433 0.14      
6 A1 1443 1367 1.92      
7 A1 1353 1283 10.52      
8 A1 1123 1065 0.70      
9 A1 1022 968 2.15      
10 A1 722 685 0.17      
11 A1 337 319 0.54      
12 A1 142 135 0.12      
13 A2 3187 3021 0.00      
14 A2 3151 2987 0.00      
15 A2 1506 1427 0.00      
16 A2 1280 1214 0.00      
17 A2 1052 997 0.00      
18 A2 800 758 0.00      
19 A2 258 244 0.00      
20 A2 19 18 0.00      
21 B1 3186 3020 48.43      
22 B1 3146 2982 17.98      
23 B1 1507 1428 16.92      
24 B1 1286 1219 0.00      
25 B1 1080 1024 0.20      
26 B1 818 776 4.24      
27 B1 259 246 0.29      
28 B1 57 54 0.73      
29 B2 3177 3012 11.37      
30 B2 3093 2932 1.12      
31 B2 3089 2928 46.60      
32 B2 1521 1442 0.73      
33 B2 1500 1422 6.37      
34 B2 1440 1365 4.28      
35 B2 1322 1253 46.18      
36 B2 1075 1019 1.53      
37 B2 1018 965 3.52      
38 B2 723 685 0.99      
39 B2 342 324 1.02      

Unscaled Zero Point Vibrational Energy (zpe) 29711.6 cm-1
Scaled (by 0.9479) Zero Point Vibrational Energy (zpe) 28163.7 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 MP2/TZVP
ABC
0.47518 0.05781 0.05361

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/TZVP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.571
C2 0.000 1.380 -0.619
C3 0.000 -1.380 -0.619
C4 0.000 2.707 0.122
C5 0.000 -2.707 0.122
H6 0.885 1.301 -1.252
H7 -0.885 1.301 -1.252
H8 0.885 -1.301 -1.252
H9 -0.885 -1.301 -1.252
H10 0.000 3.534 -0.589
H11 0.000 -3.534 -0.589
H12 -0.883 2.802 0.754
H13 0.883 2.802 0.754
H14 0.883 -2.802 0.754
H15 -0.883 -2.802 0.754

Atom - Atom Distances (Å)
  S1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15
S11.82251.82252.74432.74432.40792.40792.40792.40793.71963.71962.94372.94372.94372.9437
C21.82252.76061.51994.15421.09111.09112.89342.89342.15394.91442.16462.16464.48974.4897
C31.82252.76064.15421.51992.89342.89341.09111.09114.91442.15394.48974.48972.16462.1646
C42.74431.51994.15425.41462.15622.15624.32844.32841.09056.28171.08961.08965.61555.6155
C52.74434.15421.51995.41464.32844.32842.15622.15626.28171.09055.61555.61551.08961.0896
H62.40791.09112.89342.15624.32841.77072.60143.14692.49204.95953.06632.50514.56684.8971
H72.40791.09112.89342.15624.32841.77073.14692.60142.49204.95952.50513.06634.89714.5668
H82.40792.89341.09114.32842.15622.60143.14691.77074.95952.49204.89714.56682.50513.0663
H92.40792.89341.09114.32842.15623.14692.60141.77074.95952.49204.56684.89713.06632.5051
H103.71962.15394.91441.09056.28172.49202.49204.95954.95957.06801.76571.76576.53696.5369
H113.71964.91442.15396.28171.09054.95954.95952.49202.49207.06806.53696.53691.76571.7657
H122.94372.16464.48971.08965.61553.06632.50514.89714.56681.76576.53691.76565.87615.6046
H132.94372.16464.48971.08965.61552.50513.06634.56684.89711.76576.53691.76565.60465.8761
H142.94374.48972.16465.61551.08964.56684.89712.50513.06636.53691.76575.87615.60461.7656
H152.94374.48972.16465.61551.08964.89714.56683.06632.50516.53691.76575.60465.87611.7656

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 110.054 S1 C2 H6 108.867
S1 C2 H7 108.867 S1 C3 C5 110.054
S1 C3 H8 108.867 S1 C3 H9 108.867
C2 S1 C3 98.466 C2 C4 H10 110.117
C2 C4 H12 111.021 C2 C4 H13 111.021
C3 C5 H11 110.117 C3 C5 H14 111.021
C3 C5 H15 111.021 C4 C2 H6 110.266
C4 C2 H7 110.266 C5 C3 H8 110.266
C5 C3 H9 110.266 H6 C2 H7 108.478
H8 C3 H9 108.478 H10 C4 H12 108.175
H10 C4 H13 108.175 H11 C5 H14 108.175
H11 C5 H15 108.175 H12 C4 H13 108.230
H14 C5 H15 108.230
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability