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

using model chemistry: B2PLYP=FULLultrafine/aug-cc-pVTZ

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=FULLultrafine/aug-cc-pVTZ
 hartrees
Energy at 0K-477.877744
Energy at 298.15K 
HF Energy-477.675276
Nuclear repulsion energy110.868712
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=FULLultrafine/aug-cc-pVTZ
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 3150 3021 10.39 93.13 0.65 0.79
2 A1 3056 2931 32.94 351.49 0.00 0.00
3 A1 1503 1442 0.66 7.61 0.75 0.86
4 A1 1376 1319 0.58 0.85 0.11 0.21
5 A1 1059 1016 9.59 0.29 0.14 0.25
6 A1 701 672 2.49 20.49 0.08 0.15
7 A1 263 253 0.04 3.28 0.64 0.78
8 A2 3133 3005 0.00 20.27 0.75 0.86
9 A2 1481 1420 0.00 10.49 0.75 0.86
10 A2 963 923 0.00 0.12 0.75 0.86
11 A2 183 176 0.00 0.10 0.75 0.86
12 B1 3125 2997 23.48 127.87 0.75 0.86
13 B1 1490 1429 13.48 0.03 0.75 0.86
14 B1 998 957 4.00 0.02 0.75 0.86
15 B1 186 178 0.81 0.07 0.75 0.86
16 B2 3151 3022 2.84 48.29 0.75 0.86
17 B2 3059 2934 27.93 4.84 0.75 0.86
18 B2 1496 1434 15.07 0.14 0.75 0.86
19 B2 1352 1297 5.15 0.08 0.75 0.86
20 B2 921 884 0.22 0.15 0.75 0.86
21 B2 753 723 0.05 7.87 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 16699.1 cm-1
Scaled (by 0.9591) Zero Point Vibrational Energy (zpe) 16016.2 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=FULLultrafine/aug-cc-pVTZ
ABC
0.59245 0.25265 0.18986

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/aug-cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.662
C2 0.000 1.377 -0.514
C3 0.000 -1.377 -0.514
H4 0.000 2.295 0.067
H5 0.000 -2.295 0.067
H6 0.890 1.353 -1.138
H7 -0.890 1.353 -1.138
H8 -0.890 -1.353 -1.138
H9 0.890 -1.353 -1.138

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.81081.81082.37122.37122.42112.42112.42112.4211
C21.81082.75471.08633.71831.08731.08732.93882.9388
C31.81082.75473.71831.08632.93882.93881.08731.0873
H42.37121.08633.71834.59081.76971.76973.94393.9439
H52.37123.71831.08634.59083.94393.94391.76971.7697
H62.42111.08732.93881.76973.94391.78023.23902.7060
H72.42111.08732.93881.76973.94391.78022.70603.2390
H82.42112.93881.08733.94391.76973.23902.70601.7802
H92.42112.93881.08733.94391.76972.70603.23901.7802

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 107.205 S1 C2 H6 110.829
S1 C2 H7 110.829 S1 C3 H5 107.205
S1 C3 H8 110.829 S1 C3 H9 110.829
C2 S1 C3 99.034 H4 C2 H6 109.009
H4 C2 H7 109.009 H5 C3 H8 109.009
H5 C3 H9 109.009 H6 C2 H7 109.887
H8 C3 H9 109.887
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP=FULLultrafine/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.038      
2 C -0.717      
3 C -0.717      
4 H 0.243      
5 H 0.243      
6 H 0.246      
7 H 0.246      
8 H 0.246      
9 H 0.246      


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 -1.616 1.616
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.012 0.000 0.000
y 0.000 -24.474 0.000
z 0.000 0.000 -28.790
Traceless
 xyz
x -2.380 0.000 0.000
y 0.000 4.426 0.000
z 0.000 0.000 -2.047
Polar
3z2-r2-4.093
x2-y2-4.538
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.284 0.000 0.000
y 0.000 8.490 0.000
z 0.000 0.000 7.259


<r2> (average value of r2) Å2
<r2> 76.284
(<r2>)1/2 8.734