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All results from a given calculation for C3H6S3 (1,3,5-Trithiane)

using model chemistry: MP2/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at MP2/3-21G*
 hartrees
Energy at 0K-1304.076193
Energy at 298.15K-1304.084137
HF Energy-1303.435099
Nuclear repulsion energy450.109213
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 MP2/3-21G*
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 3156 3002 1.29      
2 A1 3080 2930 31.52      
3 A1 1534 1459 19.83      
4 A1 970 923 17.56      
5 A1 659 627 5.82      
6 A1 414 394 0.04      
7 A1 304 290 2.46      
8 A2 1287 1225 0.00      
9 A2 1197 1139 0.00      
10 A2 743 707 0.00      
11 E 3157 3004 0.09      
11 E 3157 3004 0.09      
12 E 3086 2936 2.04      
12 E 3086 2936 2.04      
13 E 1519 1445 7.17      
13 E 1519 1445 7.17      
14 E 1332 1267 12.30      
14 E 1332 1267 12.30      
15 E 1277 1215 17.93      
15 E 1277 1215 17.93      
16 E 852 810 0.18      
16 E 852 810 0.18      
17 E 735 699 29.01      
17 E 735 699 29.01      
18 E 665 633 2.76      
18 E 665 633 2.76      
19 E 290 276 1.40      
19 E 290 276 1.40      
20 E 187 178 0.01      
20 E 187 178 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 19772.8 cm-1
Scaled (by 0.9513) Zero Point Vibrational Energy (zpe) 18809.8 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 MP2/3-21G*
ABC
0.07275 0.07275 0.03973

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/3-21G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.589 0.417
C2 1.376 -0.795 0.417
C3 -1.376 -0.795 0.417
S4 1.545 0.892 -0.261
S5 0.000 -1.784 -0.261
S6 -1.545 0.892 -0.261
H7 0.000 1.490 1.509
H8 1.290 -0.745 1.509
H9 -1.290 -0.745 1.509
H10 0.000 2.654 0.167
H11 2.299 -1.327 0.167
H12 -2.299 -1.327 0.167

Atom - Atom Distances (Å)
  C1 C2 C3 S4 S5 S6 H7 H8 H9 H10 H11 H12
C12.75222.75221.82573.44081.82571.09622.88182.88181.09413.72153.7215
C22.75222.75221.82571.82573.44082.88181.09622.88183.72151.09413.7215
C32.75222.75223.44081.82571.82572.88182.88181.09623.72153.72151.0941
S41.82571.82573.44083.09053.09052.42432.42433.72212.38232.38234.4590
S53.44081.82571.82573.09053.09053.72212.42432.42434.45902.38232.3823
S61.82573.44081.82573.09053.09052.42433.72212.42432.38234.45902.3823
H71.09622.88182.88182.42433.72212.42432.58092.58091.77643.87563.8756
H82.88181.09622.88182.42432.42433.72212.58092.58093.87561.77643.8756
H92.88182.88181.09623.72212.42432.42432.58092.58093.87563.87561.7764
H101.09413.72153.72152.38234.45902.38231.77643.87563.87564.59714.5971
H113.72151.09413.72152.38232.38234.45903.87561.77643.87564.59714.5971
H123.72153.72151.09414.45902.38232.38233.87563.87561.77644.59714.5971

picture of 1,3,5-Trithiane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S4 C2 97.832 C1 S6 C3 97.832
C2 S5 C3 97.832 S4 C1 S6 115.644
S4 C1 H7 109.599 S4 C1 H10 106.657
S4 C2 S5 115.644 S4 C2 H8 109.599
S4 C2 H11 106.657 S5 C2 H8 109.599
S5 C2 H11 106.657 S5 C3 S6 115.644
S5 C3 H9 109.599 S5 C3 H12 106.657
S6 C1 H7 109.599 S6 C1 H10 106.657
S6 C3 H9 109.599 S6 C3 H12 106.657
H7 C1 H10 108.397 H8 C2 H11 108.396
H9 C3 H12 108.396
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability