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

using model chemistry: B2PLYP=FULLultrafine/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B2PLYP=FULLultrafine/3-21G*
 hartrees
Energy at 0K-475.434456
Energy at 298.15K 
HF Energy-475.326485
Nuclear repulsion energy110.136045
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 B2PLYP=FULLultrafine/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 3163 3163 9.91 92.71 0.70 0.82
2 A1 3074 3074 25.99 201.76 0.00 0.00
3 A1 1577 1577 0.54 36.86 0.75 0.86
4 A1 1455 1455 0.61 6.16 0.22 0.37
5 A1 1107 1107 21.22 9.09 0.63 0.77
6 A1 686 686 3.15 16.68 0.17 0.29
7 A1 269 269 0.07 2.15 0.63 0.77
8 A2 3151 3151 0.00 11.77 0.75 0.86
9 A2 1555 1555 0.00 50.46 0.75 0.86
10 A2 1009 1009 0.00 8.24 0.75 0.86
11 A2 195 195 0.00 0.07 0.75 0.86
12 B1 3146 3146 29.90 104.57 0.75 0.86
13 B1 1564 1564 22.17 0.00 0.75 0.86
14 B1 1045 1045 11.12 7.20 0.75 0.86
15 B1 188 188 1.18 0.01 0.75 0.86
16 B2 3164 3164 3.32 47.32 0.75 0.86
17 B2 3077 3077 22.24 0.04 0.75 0.86
18 B2 1568 1568 21.99 0.01 0.75 0.86
19 B2 1432 1432 1.10 7.57 0.75 0.86
20 B2 971 971 0.60 2.55 0.75 0.86
21 B2 736 736 0.08 9.56 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17064.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 17064.7 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 B2PLYP=FULLultrafine/3-21G*
ABC
0.58027 0.25035 0.18740

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/3-21G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.670
C2 0.000 1.383 -0.520
C3 0.000 -1.383 -0.520
H4 0.000 2.311 0.057
H5 0.000 -2.311 0.057
H6 0.893 1.357 -1.148
H7 -0.893 1.357 -1.148
H8 -0.893 -1.357 -1.148
H9 0.893 -1.357 -1.148

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.82461.82462.39062.39062.43812.43812.43812.4381
C21.82462.76701.09193.73891.09241.09242.94992.9499
C31.82462.76703.73891.09192.94992.94991.09241.0924
H42.39061.09193.73894.62131.77771.77773.96243.9624
H52.39063.73891.09194.62133.96243.96241.77771.7777
H62.43811.09242.94991.77773.96241.78603.24872.7137
H72.43811.09242.94991.77773.96241.78602.71373.2487
H82.43812.94991.09243.96241.77773.24872.71371.7860
H92.43812.94991.09243.96241.77772.71373.24871.7860

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 107.428 S1 C2 H6 110.896
S1 C2 H7 110.896 S1 C3 H5 107.428
S1 C3 H8 110.896 S1 C3 H9 110.896
C2 S1 C3 98.618 H4 C2 H6 108.945
H4 C2 H7 108.945 H5 C3 H8 108.945
H5 C3 H9 108.945 H6 C2 H7 109.665
H8 C3 H9 109.665
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability