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

using model chemistry: TPSSh/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 TPSSh/6-31G(2df,p)
 hartrees
Energy at 0K-478.035298
Energy at 298.15K 
HF Energy-478.035298
Nuclear repulsion energy110.439502
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 TPSSh/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 3141 3031 12.57 100.91 0.67 0.80
2 A1 3034 2928 30.79 239.71 0.00 0.00
3 A1 1499 1446 0.01 22.74 0.75 0.86
4 A1 1368 1320 3.14 3.10 0.24 0.39
5 A1 1052 1016 13.30 5.12 0.55 0.71
6 A1 693 668 3.44 15.49 0.12 0.22
7 A1 252 243 0.15 2.30 0.60 0.75
8 A2 3121 3012 0.00 15.68 0.75 0.86
9 A2 1475 1423 0.00 30.19 0.75 0.86
10 A2 948 915 0.00 3.98 0.75 0.86
11 A2 184 178 0.00 0.10 0.75 0.86
12 B1 3114 3005 32.03 117.47 0.75 0.86
13 B1 1486 1434 10.44 0.05 0.75 0.86
14 B1 986 952 5.03 3.79 0.75 0.86
15 B1 179 172 1.05 0.01 0.75 0.86
16 B2 3142 3032 4.02 52.97 0.75 0.86
17 B2 3037 2931 28.89 1.23 0.75 0.86
18 B2 1491 1439 15.05 0.14 0.75 0.86
19 B2 1341 1294 12.86 4.25 0.75 0.86
20 B2 906 874 0.45 2.19 0.75 0.86
21 B2 744 718 0.19 6.99 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 16596.1 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 16015.3 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 TPSSh/6-31G(2df,p)
ABC
0.59262 0.24960 0.18831

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.660
C2 0.000 1.386 -0.513
C3 0.000 -1.386 -0.513
H4 0.000 2.303 0.080
H5 0.000 -2.303 0.080
H6 0.895 1.367 -1.141
H7 -0.895 1.367 -1.141
H8 -0.895 -1.367 -1.141
H9 0.895 -1.367 -1.141

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.81591.81592.37462.37462.43212.43212.43212.4321
C21.81592.77141.09203.73571.09341.09342.96222.9622
C31.81592.77143.73571.09202.96222.96221.09341.0934
H42.37461.09203.73574.60521.77941.77943.97003.9700
H52.37463.73571.09204.60523.97003.97001.77941.7794
H62.43211.09342.96221.77943.97001.79053.26882.7348
H72.43211.09342.96221.77943.97001.79052.73483.2688
H82.43212.96221.09343.97001.77943.26882.73481.7905
H92.43212.96221.09343.97001.77942.73483.26881.7905

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 106.842 S1 C2 H6 110.987
S1 C2 H7 110.987 S1 C3 H5 106.842
S1 C3 H8 110.987 S1 C3 H9 110.987
C2 S1 C3 99.478 H4 C2 H6 109.011
H4 C2 H7 109.011 H5 C3 H8 109.011
H5 C3 H9 109.011 H6 C2 H7 109.918
H8 C3 H9 109.918
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.098      
2 C -0.436      
3 C -0.436      
4 H 0.169      
5 H 0.169      
6 H 0.158      
7 H 0.158      
8 H 0.158      
9 H 0.158      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -1.714 1.714
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.994 0.000 0.000
y 0.000 7.279 0.000
z 0.000 0.000 5.925


<r2> (average value of r2) Å2
<r2> 76.254
(<r2>)1/2 8.732