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

using model chemistry: MP2=FULL/cc-pVDZ

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/cc-pVDZ
 hartrees
Energy at 0K-477.201047
Energy at 298.15K 
HF Energy-476.757945
Nuclear repulsion energy110.504975
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/cc-pVDZ
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 3208 3049 9.08 105.02 0.69 0.82
2 A1 3081 2929 28.95 269.26 0.00 0.00
3 A1 1489 1416 0.09 23.23 0.75 0.86
4 A1 1370 1302 0.99 1.37 0.24 0.38
5 A1 1054 1002 10.91 4.54 0.51 0.68
6 A1 728 692 3.17 15.13 0.14 0.24
7 A1 268 254 0.04 2.37 0.65 0.78
8 A2 3191 3032 0.00 13.16 0.75 0.86
9 A2 1464 1391 0.00 30.84 0.75 0.86
10 A2 961 913 0.00 4.30 0.75 0.86
11 A2 183 173 0.00 0.12 0.75 0.86
12 B1 3183 3025 28.85 121.20 0.75 0.86
13 B1 1474 1401 14.30 0.00 0.75 0.86
14 B1 999 949 5.44 4.12 0.75 0.86
15 B1 194 185 1.08 0.08 0.75 0.86
16 B2 3209 3050 2.47 54.25 0.75 0.86
17 B2 3086 2933 28.00 0.05 0.75 0.86
18 B2 1481 1408 16.49 0.08 0.75 0.86
19 B2 1342 1276 8.05 2.88 0.75 0.86
20 B2 919 873 0.42 1.87 0.75 0.86
21 B2 781 742 0.01 7.48 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 16831.4 cm-1
Scaled (by 0.9504) Zero Point Vibrational Energy (zpe) 15996.5 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/cc-pVDZ
ABC
0.57840 0.25482 0.18989

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.670
C2 0.000 1.368 -0.519
C3 0.000 -1.368 -0.519
H4 0.000 2.306 0.056
H5 0.000 -2.306 0.056
H6 0.900 1.342 -1.154
H7 -0.900 1.342 -1.154
H8 -0.900 -1.342 -1.154
H9 0.900 -1.342 -1.154

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.81261.81262.38632.38632.43692.43692.43692.4369
C21.81262.73601.10003.71861.10161.10162.92522.9252
C31.81262.73603.71861.10002.92522.92521.10161.1016
H42.38631.10003.71864.61181.78961.78963.94723.9472
H52.38633.71861.10004.61183.94723.94721.78961.7896
H62.43691.10162.92521.78963.94721.79943.23132.6839
H72.43691.10162.92521.78963.94721.79942.68393.2313
H82.43692.92521.10163.94721.78963.23132.68391.7994
H92.43692.92521.10163.94721.78962.68393.23131.7994

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 107.499 S1 C2 H6 111.125
S1 C2 H7 111.125 S1 C3 H5 107.499
S1 C3 H8 111.125 S1 C3 H9 111.125
C2 S1 C3 98.003 H4 C2 H6 108.750
H4 C2 H7 108.750 H5 C3 H8 108.750
H5 C3 H9 108.750 H6 C2 H7 109.514
H8 C3 H9 109.514
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability