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

using model chemistry: B2PLYP/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/3-21G*
 hartrees
Energy at 0K-475.429512
Energy at 298.15K 
HF Energy-475.326482
Nuclear repulsion energy110.130714
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/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 9.93 92.77 0.70 0.82
2 A1 3073 3073 26.02 201.79 0.00 0.00
3 A1 1577 1577 0.54 36.87 0.75 0.86
4 A1 1455 1455 0.61 6.17 0.23 0.37
5 A1 1107 1107 21.20 9.08 0.63 0.77
6 A1 686 686 3.16 16.69 0.17 0.29
7 A1 269 269 0.07 2.15 0.63 0.77
8 A2 3151 3151 0.00 11.78 0.75 0.86
9 A2 1555 1555 0.00 50.47 0.75 0.86
10 A2 1010 1010 0.00 8.24 0.75 0.86
11 A2 195 195 0.00 0.07 0.75 0.86
12 B1 3146 3146 29.97 104.59 0.75 0.86
13 B1 1564 1564 22.16 0.00 0.75 0.86
14 B1 1045 1045 11.10 7.19 0.75 0.86
15 B1 188 188 1.18 0.01 0.75 0.86
16 B2 3164 3164 3.34 47.35 0.75 0.86
17 B2 3076 3076 22.27 0.04 0.75 0.86
18 B2 1568 1568 21.98 0.01 0.75 0.86
19 B2 1432 1432 1.11 7.58 0.75 0.86
20 B2 971 971 0.60 2.54 0.75 0.86
21 B2 736 736 0.08 9.57 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17064.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 17064.8 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/3-21G*
ABC
0.58027 0.25031 0.18737

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/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 1.384 -0.520
C3 0.000 -1.384 -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
S11.82471.82472.39072.39072.43832.43832.43832.4383
C21.82472.76721.09193.73921.09251.09252.95022.9502
C31.82472.76723.73921.09192.95022.95021.09251.0925
H42.39071.09193.73924.62171.77771.77773.96283.9628
H52.39073.73921.09194.62173.96283.96281.77771.7777
H62.43831.09252.95021.77773.96281.78613.24902.7140
H72.43831.09252.95021.77773.96281.78612.71403.2490
H82.43832.95021.09253.96281.77773.24902.71401.7861
H92.43832.95021.09253.96281.77772.71403.24901.7861

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 107.432 S1 C2 H6 110.899
S1 C2 H7 110.899 S1 C3 H5 107.432
S1 C3 H8 110.899 S1 C3 H9 110.899
C2 S1 C3 98.624 H4 C2 H6 108.942
H4 C2 H7 108.942 H5 C3 H8 108.942
H5 C3 H9 108.942 H6 C2 H7 109.660
H8 C3 H9 109.660
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.148      
2 C -0.712      
3 C -0.712      
4 H 0.220      
5 H 0.220      
6 H 0.209      
7 H 0.209      
8 H 0.209      
9 H 0.209      


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 -1.699 1.699
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.864 0.000 0.000
y 0.000 -24.130 0.000
z 0.000 0.000 -28.506
Traceless
 xyz
x -2.547 0.000 0.000
y 0.000 4.555 0.000
z 0.000 0.000 -2.009
Polar
3z2-r2-4.017
x2-y2-4.735
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.047 0.000 0.000
y 0.000 6.422 0.000
z 0.000 0.000 5.188


<r2> (average value of r2) Å2
<r2> 76.876
(<r2>)1/2 8.768