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 C3H4S3 (1,3-Dithiolane-2-thione)

using model chemistry: MP2/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2/6-31G*
 hartrees
Energy at 0K-1309.215112
Energy at 298.15K-1309.220447
HF Energy-1308.453338
Nuclear repulsion energy424.025336
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 MP2/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A 3204 3021 3.74      
2 A 3192 3010 0.81      
3 A 3132 2953 10.03      
4 A 3130 2952 5.60      
5 A 1538 1450 0.14      
6 A 1525 1438 8.20      
7 A 1375 1297 21.43      
8 A 1342 1265 4.51      
9 A 1222 1152 11.08      
10 A 1176 1109 1.56      
11 A 1166 1100 223.32      
12 A 1038 979 5.30      
13 A 1019 961 3.99      
14 A 922 870 12.24      
15 A 868 819 79.16      
16 A 732 690 0.38      
17 A 724 683 3.14      
18 A 511 482 14.13      
19 A 501 473 2.46      
20 A 465 439 0.93      
21 A 402 379 0.52      
22 A 266 250 0.14      
23 A 252 237 1.87      
24 A 106 100 1.59      

Unscaled Zero Point Vibrational Energy (zpe) 14903.7 cm-1
Scaled (by 0.943) Zero Point Vibrational Energy (zpe) 14054.2 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 MP2/6-31G*
ABC
0.10460 0.05732 0.03819

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -2.672 1.313 -0.090
H2 -2.672 -1.314 0.086
S3 2.306 0.000 -0.001
C4 0.674 0.000 0.005
S5 -0.286 -1.475 0.089
S6 -0.286 1.475 -0.088
H7 -1.977 -0.624 -1.407
C8 -1.872 -0.689 -0.320
H9 -1.981 0.624 1.404
C10 -1.873 0.689 0.318

Atom - Atom Distances (Å)
  H1 H2 S3 C4 S5 S6 H7 C8 H9 C10
H12.63295.14913.59593.67412.39132.44292.16821.78511.0934
H22.63295.14903.59582.39143.67381.78501.09342.44322.1682
S35.14915.14901.63172.98362.98354.55084.24654.55394.2474
C43.59593.59581.63171.76221.76213.06822.65803.06472.6571
S53.67412.39142.98361.76222.95492.41241.81693.00122.6930
S62.39133.67382.98351.76212.95493.00062.69262.41231.8168
H72.44291.78504.55083.06822.41243.00061.09303.07512.1699
C82.16821.09344.24652.65801.81692.69261.09302.17001.5182
H91.78512.44324.55393.06473.00122.41233.07512.17001.0930
C101.09342.16824.24742.65712.69301.81682.16991.51821.0930

picture of 1,3-Dithiolane-2-thione state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C10 S6 107.914 H1 C10 C8 111.197
H1 C10 H9 109.460 H2 C8 S5 107.911
H2 C8 H7 109.456 H2 C8 C10 111.200
S3 C4 S5 123.022 S3 C4 S6 123.023
C4 S5 C8 95.904 C4 S6 C10 95.867
S5 C4 S6 113.952 S5 C8 H7 109.466
S5 C8 C10 107.359 S6 C10 C8 107.341
S6 C10 H9 109.470 H7 C8 C10 111.355
C8 C10 H9 111.364
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability