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

using model chemistry: PBE1PBE/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 PBE1PBE/3-21G
 hartrees
Energy at 0K-475.471687
Energy at 298.15K 
HF Energy-475.471687
Nuclear repulsion energy110.629078
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 PBE1PBE/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 3161 3036 7.31 95.64 0.69 0.82
2 A1 3060 2938 25.73 216.75 0.00 0.00
3 A1 1552 1490 1.23 36.62 0.75 0.86
4 A1 1434 1378 0.00 6.82 0.22 0.36
5 A1 1098 1055 25.61 8.27 0.61 0.76
6 A1 708 680 3.30 14.17 0.18 0.30
7 A1 268 258 0.10 2.19 0.63 0.77
8 A2 3144 3020 0.00 12.96 0.75 0.86
9 A2 1530 1469 0.00 50.49 0.75 0.86
10 A2 996 956 0.00 7.80 0.75 0.86
11 A2 195 187 0.00 0.09 0.75 0.86
12 B1 3139 3015 24.72 109.46 0.75 0.86
13 B1 1540 1479 29.64 0.02 0.75 0.86
14 B1 1034 993 15.35 6.90 0.75 0.86
15 B1 192 184 1.42 0.02 0.75 0.86
16 B2 3162 3037 1.81 48.71 0.75 0.86
17 B2 3063 2941 20.97 0.42 0.75 0.86
18 B2 1541 1480 27.44 0.03 0.75 0.86
19 B2 1411 1355 0.09 8.74 0.75 0.86
20 B2 958 920 1.24 2.74 0.75 0.86
21 B2 757 727 0.01 7.93 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 16970.6 cm-1
Scaled (by 0.9604) Zero Point Vibrational Energy (zpe) 16298.6 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 PBE1PBE/3-21G
ABC
0.58394 0.25376 0.18975

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/3-21G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.667
C2 0.000 1.372 -0.517
C3 0.000 -1.372 -0.517
H4 0.000 2.304 0.058
H5 0.000 -2.304 0.058
H6 0.895 1.347 -1.148
H7 -0.895 1.347 -1.148
H8 -0.895 -1.347 -1.148
H9 0.895 -1.347 -1.148

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.81221.81222.38282.38282.43122.43122.43122.4312
C21.81222.74421.09463.72041.09551.09552.93182.9318
C31.81222.74423.72041.09462.93182.93181.09551.0955
H42.38281.09463.72044.60731.78031.78033.94793.9479
H52.38283.72041.09464.60733.94793.94791.78031.7803
H62.43121.09552.93181.78033.94791.79033.23542.6950
H72.43121.09552.93181.78033.94791.79032.69503.2354
H82.43122.93181.09553.94791.78033.23542.69501.7903
H92.43122.93181.09553.94791.78032.69503.23541.7903

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 107.540 S1 C2 H6 111.055
S1 C2 H7 111.055 S1 C3 H5 107.540
S1 C3 H8 111.055 S1 C3 H9 111.055
C2 S1 C3 98.427 H4 C2 H6 108.758
H4 C2 H7 108.758 H5 C3 H8 108.758
H5 C3 H9 108.758 H6 C2 H7 109.596
H8 C3 H9 109.596
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.178      
2 C -0.813      
3 C -0.813      
4 H 0.249      
5 H 0.249      
6 H 0.238      
7 H 0.238      
8 H 0.238      
9 H 0.238      


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 -1.730 1.730
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.637 0.000 0.000
y 0.000 -23.796 0.000
z 0.000 0.000 -28.269
Traceless
 xyz
x -2.605 0.000 0.000
y 0.000 4.657 0.000
z 0.000 0.000 -2.053
Polar
3z2-r2-4.105
x2-y2-4.841
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.094 0.000 0.000
y 0.000 6.437 0.000
z 0.000 0.000 5.228


<r2> (average value of r2) Å2
<r2> 76.076
(<r2>)1/2 8.722