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

using model chemistry: CCSD=FULL/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at CCSD=FULL/6-31G(2df,p)
 hartrees
Energy at 0K-477.339762
Energy at 298.15K 
HF Energy-476.754936
Nuclear repulsion energy111.203258
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 CCSD=FULL/6-31G(2df,p)
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 3204 3017 7.93      
2 A1 3100 2919 21.45      
3 A1 1534 1445 0.07      
4 A1 1411 1329 1.12      
5 A1 1080 1017 13.60      
6 A1 735 692 2.61      
7 A1 274 258 0.08      
8 A2 3191 3004 0.00      
9 A2 1513 1425 0.00      
10 A2 984 927 0.00      
11 A2 200 188 0.00      
12 B1 3185 2999 18.98      
13 B1 1522 1434 12.82      
14 B1 1017 957 5.44      
15 B1 200 188 0.88      
16 B2 3204 3017 2.34      
17 B2 3103 2922 20.12      
18 B2 1527 1438 14.25      
19 B2 1387 1306 6.31      
20 B2 941 886 0.45      
21 B2 790 744 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 17050.9 cm-1
Scaled (by 0.9416) Zero Point Vibrational Energy (zpe) 16055.1 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 CCSD=FULL/6-31G(2df,p)
ABC
0.58887 0.25668 0.19173

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD=FULL/6-31G(2df,p)

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.665
C2 0.000 1.364 -0.514
C3 0.000 -1.364 -0.514
H4 0.000 2.292 0.054
H5 0.000 -2.292 0.054
H6 0.890 1.339 -1.143
H7 -0.890 1.339 -1.143
H8 -0.890 -1.339 -1.143
H9 0.890 -1.339 -1.143

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.80321.80322.37242.37242.41902.41902.41902.4190
C21.80322.72831.08843.70051.08931.08932.91452.9145
C31.80322.72833.70051.08842.91452.91451.08931.0893
H42.37241.08843.70054.58481.76961.76963.92583.9258
H52.37243.70051.08844.58483.92583.92581.76961.7696
H62.41901.08932.91451.76963.92581.77913.21552.6785
H72.41901.08932.91451.76963.92581.77912.67853.2155
H82.41902.91451.08933.92581.76963.21552.67851.7791
H92.41902.91451.08933.92581.76962.67853.21551.7791

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 107.682 S1 C2 H6 111.090
S1 C2 H7 111.090 S1 C3 H5 107.682
S1 C3 H8 111.090 S1 C3 H9 111.090
C2 S1 C3 98.317 H4 C2 H6 108.703
H4 C2 H7 108.703 H5 C3 H8 108.703
H5 C3 H9 108.703 H6 C2 H7 109.495
H8 C3 H9 109.495
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability