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

using model chemistry: MP2=FULL/aug-cc-pVTZ

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/aug-cc-pVTZ
 hartrees
Energy at 0K-477.429716
Energy at 298.15K 
HF Energy-476.803395
Nuclear repulsion energy111.669694
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/aug-cc-pVTZ
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 3179 3024 7.11 87.73 0.67 0.80
2 A1 3085 2936 28.52 342.24 0.00 0.00
3 A1 1515 1441 0.59 7.15 0.75 0.86
4 A1 1377 1310 0.26 1.18 0.08 0.15
5 A1 1061 1009 9.29 0.27 0.12 0.22
6 A1 733 697 2.33 19.28 0.07 0.13
7 A1 267 254 0.03 2.90 0.65 0.79
8 A2 3166 3012 0.00 16.28 0.75 0.86
9 A2 1491 1418 0.00 9.77 0.75 0.86
10 A2 967 920 0.00 0.05 0.75 0.86
11 A2 180 171 0.00 0.09 0.75 0.86
12 B1 3156 3003 15.71 115.61 0.75 0.86
13 B1 1501 1428 14.44 0.02 0.75 0.86
14 B1 1006 957 4.20 0.04 0.75 0.86
15 B1 197 187 0.71 0.06 0.75 0.86
16 B2 3180 3025 1.51 41.06 0.75 0.86
17 B2 3091 2941 22.87 3.30 0.75 0.86
18 B2 1505 1432 14.87 0.05 0.75 0.86
19 B2 1352 1286 3.65 0.05 0.75 0.86
20 B2 925 880 0.27 0.11 0.75 0.86
21 B2 785 747 0.01 7.16 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 16857.8 cm-1
Scaled (by 0.9514) Zero Point Vibrational Energy (zpe) 16038.5 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/aug-cc-pVTZ
ABC
0.58764 0.26067 0.19381

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.666
C2 0.000 1.354 -0.516
C3 0.000 -1.354 -0.516
H4 0.000 2.281 0.048
H5 0.000 -2.281 0.048
H6 0.889 1.317 -1.138
H7 -0.889 1.317 -1.138
H8 -0.889 -1.317 -1.138
H9 0.889 -1.317 -1.138

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.79761.79762.36352.36352.40442.40442.40442.4044
C21.79762.70801.08523.67871.08591.08592.88302.8830
C31.79762.70803.67871.08522.88302.88301.08591.0859
H42.36351.08523.67874.56231.76841.76843.89153.8915
H52.36353.67871.08524.56233.89153.89151.76841.7684
H62.40441.08592.88301.76843.89151.77863.17812.6338
H72.40441.08592.88301.76843.89151.77862.63383.1781
H82.40442.88301.08593.89151.76843.17812.63381.7786
H92.40442.88301.08593.89151.76842.63383.17811.7786

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 107.558 S1 C2 H6 110.552
S1 C2 H7 110.552 S1 C3 H5 107.558
S1 C3 H8 110.552 S1 C3 H9 110.552
C2 S1 C3 97.741 H4 C2 H6 109.082
H4 C2 H7 109.082 H5 C3 H8 109.082
H5 C3 H9 109.082 H6 C2 H7 109.958
H8 C3 H9 109.958
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability