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

using model chemistry: B2PLYP/cc-pVDZ

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/cc-pVDZ
 hartrees
Energy at 0K-477.768941
Energy at 298.15K 
HF Energy-477.626526
Nuclear repulsion energy110.090171
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/cc-pVDZ
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 3168 3034 10.89 110.68 0.68 0.81
2 A1 3053 2924 31.65 287.36 0.00 0.00
3 A1 1477 1414 0.14 23.86 0.75 0.86
4 A1 1358 1301 1.44 1.62 0.19 0.32
5 A1 1048 1003 11.15 4.71 0.50 0.67
6 A1 701 672 3.44 16.35 0.15 0.25
7 A1 263 252 0.06 2.59 0.63 0.77
8 A2 3149 3015 0.00 16.05 0.75 0.86
9 A2 1453 1391 0.00 31.76 0.75 0.86
10 A2 950 910 0.00 4.76 0.75 0.86
11 A2 180 172 0.00 0.11 0.75 0.86
12 B1 3141 3008 33.83 129.10 0.75 0.86
13 B1 1462 1400 13.51 0.00 0.75 0.86
14 B1 987 946 5.77 4.40 0.75 0.86
15 B1 185 177 1.09 0.08 0.75 0.86
16 B2 3169 3035 3.28 60.71 0.75 0.86
17 B2 3057 2927 31.14 0.45 0.75 0.86
18 B2 1469 1407 16.91 0.19 0.75 0.86
19 B2 1331 1275 9.96 2.94 0.75 0.86
20 B2 910 871 0.45 2.11 0.75 0.86
21 B2 753 721 0.04 8.26 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 16631.2 cm-1
Scaled (by 0.9577) Zero Point Vibrational Energy (zpe) 15927.7 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/cc-pVDZ
ABC
0.58297 0.24995 0.18765

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.667
C2 0.000 1.383 -0.517
C3 0.000 -1.383 -0.517
H4 0.000 2.312 0.070
H5 0.000 -2.312 0.070
H6 0.900 1.363 -1.151
H7 -0.900 1.363 -1.151
H8 -0.900 -1.363 -1.151
H9 0.900 -1.363 -1.151

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.82041.82042.38812.38812.44312.44312.44312.4431
C21.82042.76641.09893.74181.10061.10062.95822.9582
C31.82042.76643.74181.09892.95822.95821.10061.1006
H42.38811.09893.74184.62461.78911.78913.97563.9756
H52.38813.74181.09894.62463.97563.97561.78911.7891
H62.44311.10062.95821.78913.97561.79933.26582.7254
H72.44311.10062.95821.78913.97561.79932.72543.2658
H82.44312.95821.10063.97561.78913.26582.72541.7993
H92.44312.95821.10063.97561.78912.72543.26581.7993

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 107.172 S1 C2 H6 111.112
S1 C2 H7 111.112 S1 C3 H5 107.172
S1 C3 H8 111.112 S1 C3 H9 111.112
C2 S1 C3 98.896 H4 C2 H6 108.856
H4 C2 H7 108.856 H5 C3 H8 108.856
H5 C3 H9 108.856 H6 C2 H7 109.650
H8 C3 H9 109.650
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.074      
2 C -0.138      
3 C -0.138      
4 H 0.061      
5 H 0.061      
6 H 0.057      
7 H 0.057      
8 H 0.057      
9 H 0.057      


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 -1.484 1.484
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.603 0.000 0.000
y 0.000 -24.312 0.000
z 0.000 0.000 -28.323
Traceless
 xyz
x -2.285 0.000 0.000
y 0.000 4.151 0.000
z 0.000 0.000 -1.865
Polar
3z2-r2-3.731
x2-y2-4.291
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.370 0.000 0.000
y 0.000 7.296 0.000
z 0.000 0.000 5.760


<r2> (average value of r2) Å2
<r2> 76.849
(<r2>)1/2 8.766