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All results from a given calculation for CH3SSSCH3 (dimethyl trisulfide)

using model chemistry: MP2/LANL2DZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at MP2/LANL2DZ
 hartrees
Energy at 0K-109.147479
Energy at 298.15K-109.153169
Nuclear repulsion energy108.082469
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/LANL2DZ
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 3191 3073 17.89      
2 A 3175 3058 0.01      
3 A 3049 2937 7.13      
4 A 1510 1454 8.95      
5 A 1491 1436 10.65      
6 A 1413 1361 0.37      
7 A 1018 980 4.67      
8 A 1009 971 3.43      
9 A 656 632 0.12      
10 A 378 364 0.76      
11 A 230 221 0.01      
12 A 173 167 1.04      
13 A 131 126 2.21      
14 A 51 50 2.76      
15 B 3191 3073 10.39      
16 B 3175 3058 12.65      
17 B 3049 2937 46.41      
18 B 1508 1452 12.30      
19 B 1490 1435 12.99      
20 B 1416 1364 5.66      
21 B 1016 979 2.66      
22 B 1006 969 16.30      
23 B 656 632 1.19      
24 B 382 368 8.64      
25 B 230 222 1.08      
26 B 175 168 0.84      
27 B 74 71 4.45      

Unscaled Zero Point Vibrational Energy (zpe) 17420.7 cm-1
Scaled (by 0.9631) Zero Point Vibrational Energy (zpe) 16777.9 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/LANL2DZ
ABC
0.12255 0.04104 0.04046

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/LANL2DZ

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 1.241
S2 0.000 1.801 -0.181
S3 0.000 -1.801 -0.181
C4 1.816 1.755 -0.742
C5 -1.816 -1.755 -0.742
H6 1.938 2.594 -1.446
H7 -1.938 -2.594 -1.446
H8 2.481 1.886 0.122
H9 2.025 0.803 -1.251
H10 -2.481 -1.886 0.122
H11 -2.025 -0.803 -1.251

Atom - Atom Distances (Å)
  S1 S2 S3 C4 C5 H6 H7 H8 H9 H10 H11
S12.29442.29443.21103.21104.20774.20773.31123.30983.31123.3098
S22.29443.60181.90124.03242.44694.96692.50132.49844.45433.4680
S32.29443.60184.03241.90124.96692.44694.45433.46802.50132.4984
C43.21101.90124.03245.05151.10165.78841.09861.09995.69854.6433
C53.21104.03241.90125.05155.78841.10165.69854.64331.09861.0999
H64.20772.44694.96691.10165.78846.47581.80471.80326.48535.2236
H74.20774.96692.44695.78841.10166.47586.48535.22361.80471.8032
H83.31122.50134.45431.09865.69851.80476.48531.80726.23335.4245
H93.30982.49843.46801.09994.64331.80325.22361.80725.42454.3573
H103.31124.45432.50135.69851.09866.48531.80476.23335.42451.8072
H113.30983.46802.49844.64331.09995.22361.80325.42454.35731.8072

picture of dimethyl trisulfide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 S2 C4 99.446 S1 S3 C5 99.446
S2 S1 S3 103.424 S2 C4 H6 106.064
S2 C4 H8 110.092 S2 C4 H9 109.816
S3 C5 H7 106.064 S3 C5 H10 110.092
S3 C5 H11 109.816 H6 C4 H8 110.214
H6 C4 H9 109.985 H7 C5 H10 110.214
H7 C5 H11 109.985 H8 C4 H9 110.574
H10 C5 H11 110.574
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability