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All results from a given calculation for C3H4S3 (1,3-Dithiolane-2-thione)

using model chemistry: MP2/CEP-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/CEP-31G*
 hartrees
Energy at 0K-49.332265
Energy at 298.15K-49.337494
HF Energy-48.590694
Nuclear repulsion energy108.915772
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/CEP-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 3202 3040 13.22      
2 A 3189 3028 1.02      
3 A 3115 2958 28.34      
4 A 3111 2954 13.46      
5 A 1506 1430 0.24      
6 A 1489 1414 7.19      
7 A 1353 1284 22.77      
8 A 1315 1249 5.40      
9 A 1206 1145 14.87      
10 A 1155 1097 216.61      
11 A 1151 1093 2.35      
12 A 1020 969 3.05      
13 A 998 947 1.81      
14 A 909 863 21.21      
15 A 858 814 85.19      
16 A 724 688 0.72      
17 A 713 677 3.94      
18 A 500 475 14.72      
19 A 487 462 2.06      
20 A 455 432 1.47      
21 A 387 367 0.66      
22 A 254 241 0.21      
23 A 241 229 1.69      
24 A 107 101 1.58      

Unscaled Zero Point Vibrational Energy (zpe) 14721.8 cm-1
Scaled (by 0.9494) Zero Point Vibrational Energy (zpe) 13976.9 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/CEP-31G*
ABC
0.10217 0.05609 0.03734

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -2.368 1.317 -0.178
H2 -2.368 -1.317 0.178
S3 2.667 -0.000 0.000
C4 1.015 0.000 -0.000
S5 0.042 -1.482 0.175
S6 0.042 1.482 -0.175
H7 -1.671 -0.717 -1.377
C8 -1.561 -0.718 -0.279
H9 -1.671 0.717 1.377
C10 -1.561 0.718 0.279

Atom - Atom Distances (Å)
  H1 H2 S3 C4 S5 S6 H7 C8 H9 C10
H12.65905.20813.63523.71042.41562.46232.19221.80701.1043
H22.65905.20813.63532.41563.71051.80701.10432.46242.1922
S35.20815.20811.65223.01983.01984.60754.29844.60754.2984
C43.63523.63531.65221.78131.78133.10232.68933.10232.6893
S53.71042.41563.01981.78132.98372.43411.83273.03512.7240
S62.41563.71053.01981.78132.98373.03522.72412.43411.8327
H72.46231.80704.60753.10232.43413.03521.10303.10492.1944
C82.19221.10434.29842.68931.83272.72411.10302.19451.5414
H91.80702.46244.60753.10233.03512.43413.10492.19451.1030
C101.10432.19224.29842.68932.72401.83272.19441.54141.1030

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 108.090 H1 C10 C8 110.828
H1 C10 H9 109.901 H2 C8 S5 108.090
H2 C8 H7 109.900 H2 C8 C10 110.829
S3 C4 S5 123.123 S3 C4 S6 123.124
C4 S5 C8 96.160 C4 S6 C10 96.160
S5 C4 S6 113.752 S5 C8 H7 109.498
S5 C8 C10 107.358 S6 C10 C8 107.359
S6 C10 H9 109.497 H7 C8 C10 111.078
C8 C10 H9 111.079
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability