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

using model chemistry: MP3=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 MP3=FULL/6-31G
 hartrees
Energy at 0K-476.942749
Energy at 298.15K 
HF Energy-476.666881
Nuclear repulsion energy107.099393
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 MP3=FULL/6-31G
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 3192 3192 12.18      
2 A1 3083 3083 25.45      
3 A1 1548 1548 0.69      
4 A1 1439 1439 2.16      
5 A1 1085 1085 20.97      
6 A1 647 647 1.92      
7 A1 251 251 0.03      
8 A2 3180 3180 0.00      
9 A2 1525 1525 0.00      
10 A2 994 994 0.00      
11 A2 157 157 0.00      
12 B1 3176 3176 35.95      
13 B1 1534 1534 20.57      
14 B1 1025 1025 7.72      
15 B1 159 159 0.84      
16 B2 3192 3192 5.80      
17 B2 3086 3086 23.38      
18 B2 1540 1540 17.06      
19 B2 1416 1416 4.44      
20 B2 959 959 0.03      
21 B2 699 699 0.50      

Unscaled Zero Point Vibrational Energy (zpe) 16943.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 16943.4 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 MP3=FULL/6-31G
ABC
0.54487 0.23510 0.17539

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/6-31G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.694
C2 0.000 1.435 -0.544
C3 0.000 -1.435 -0.544
H4 0.000 2.357 0.045
H5 0.000 -2.357 0.045
H6 0.900 1.395 -1.168
H7 -0.900 1.395 -1.168
H8 -0.900 -1.395 -1.168
H9 0.900 -1.395 -1.168

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.89501.89502.44492.44492.49412.49412.49412.4941
C21.89502.86941.09463.83741.09541.09543.03373.0337
C31.89502.86943.83741.09463.03373.03371.09541.0954
H42.44491.09463.83744.71441.79071.79074.04434.0443
H52.44493.83741.09464.71444.04434.04431.79071.7907
H62.49411.09543.03371.79074.04431.79943.31932.7893
H72.49411.09543.03371.79074.04431.79942.78933.3193
H82.49413.03371.09544.04431.79073.31932.78931.7994
H92.49413.03371.09544.04431.79072.78933.31931.7994

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 106.645 S1 C2 H6 110.136
S1 C2 H7 110.136 S1 C3 H5 106.645
S1 C3 H8 110.136 S1 C3 H9 110.136
C2 S1 C3 98.415 H4 C2 H6 109.708
H4 C2 H7 109.708 H5 C3 H8 109.708
H5 C3 H9 109.708 H6 C2 H7 110.434
H8 C3 H9 110.434
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability