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All results from a given calculation for CH3SCH3 (Dimethyl sulfide)

using model chemistry: MP2=FULL/6-31G**

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=FULL/6-31G**
 hartrees
Energy at 0K-477.190678
Energy at 298.15K 
HF Energy-476.744776
Nuclear repulsion energy111.241072
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=FULL/6-31G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 3253 3039 10.84 91.19 0.70 0.82
2 A1 3132 2926 27.67 210.56 0.00 0.00
3 A1 1552 1450 0.02 28.36 0.75 0.86
4 A1 1446 1351 2.49 4.22 0.24 0.38
5 A1 1099 1027 17.35 7.55 0.58 0.73
6 A1 742 694 2.56 15.18 0.16 0.28
7 A1 279 260 0.01 1.90 0.62 0.76
8 A2 3237 3025 0.00 11.09 0.75 0.86
9 A2 1520 1420 0.00 39.32 0.75 0.86
10 A2 1006 940 0.00 6.52 0.75 0.86
11 A2 181 169 0.00 0.11 0.75 0.86
12 B1 3231 3019 27.82 105.57 0.75 0.86
13 B1 1531 1431 14.24 0.00 0.75 0.86
14 B1 1044 976 6.65 6.10 0.75 0.86
15 B1 193 180 0.93 0.01 0.75 0.86
16 B2 3254 3040 3.29 45.14 0.75 0.86
17 B2 3136 2930 22.45 0.00 0.75 0.86
18 B2 1542 1441 17.52 0.01 0.75 0.86
19 B2 1420 1327 5.54 6.60 0.75 0.86
20 B2 959 896 0.10 2.61 0.75 0.86
21 B2 797 745 0.01 8.36 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17276.5 cm-1
Scaled (by 0.9344) Zero Point Vibrational Energy (zpe) 16143.1 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=FULL/6-31G**
ABC
0.59007 0.25648 0.19169

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.664
C2 0.000 1.365 -0.514
C3 0.000 -1.365 -0.514
H4 0.000 2.290 0.055
H5 0.000 -2.290 0.055
H6 0.888 1.344 -1.142
H7 -0.888 1.344 -1.142
H8 -0.888 -1.344 -1.142
H9 0.888 -1.344 -1.142

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.80291.80292.36992.36992.41962.41962.41962.4196
C21.80292.72951.08623.69891.08741.08742.91842.9184
C31.80292.72953.69891.08622.91842.91841.08741.0874
H42.36991.08623.69894.58041.76511.76513.92733.9273
H52.36993.69891.08624.58043.92733.92731.76511.7651
H62.41961.08742.91841.76513.92731.77533.22062.6872
H72.41961.08742.91841.76513.92731.77532.68723.2206
H82.41962.91841.08743.92731.76513.22062.68721.7753
H92.41962.91841.08743.92731.76512.68723.22061.7753

picture of Dimethyl sulfide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 H4 107.626 S1 C2 H6 111.256
S1 C2 H7 111.256 S1 C3 H5 107.626
S1 C3 H8 111.256 S1 C3 H9 111.256
C2 S1 C3 98.394 H4 C2 H6 108.594
H4 C2 H7 108.594 H5 C3 H8 108.594
H5 C3 H9 108.594 H6 C2 H7 109.426
H8 C3 H9 109.426
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability