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

using model chemistry: B2PLYP/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/aug-cc-pVTZ
 hartrees
Energy at 0K-477.855044
Energy at 298.15K 
HF Energy-477.675250
Nuclear repulsion energy110.742019
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/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 3151 3028 10.67 92.70 0.66 0.79
2 A1 3050 2931 32.72 352.85 0.00 0.00
3 A1 1501 1443 0.66 7.62 0.75 0.86
4 A1 1375 1322 0.63 0.84 0.12 0.21
5 A1 1060 1018 9.52 0.29 0.14 0.25
6 A1 698 671 2.50 20.78 0.08 0.15
7 A1 263 253 0.04 3.31 0.64 0.78
8 A2 3133 3011 0.00 20.35 0.75 0.86
9 A2 1478 1421 0.00 10.51 0.75 0.86
10 A2 963 926 0.00 0.13 0.75 0.86
11 A2 185 178 0.00 0.10 0.75 0.86
12 B1 3125 3003 23.72 127.84 0.75 0.86
13 B1 1488 1430 13.32 0.03 0.75 0.86
14 B1 998 959 3.93 0.02 0.75 0.86
15 B1 185 178 0.81 0.07 0.75 0.86
16 B2 3152 3029 2.79 48.75 0.75 0.86
17 B2 3054 2935 28.15 4.66 0.75 0.86
18 B2 1494 1436 14.95 0.14 0.75 0.86
19 B2 1352 1299 5.44 0.08 0.75 0.86
20 B2 922 886 0.22 0.15 0.75 0.86
21 B2 751 722 0.07 7.98 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 16688.3 cm-1
Scaled (by 0.961) Zero Point Vibrational Energy (zpe) 16037.5 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/aug-cc-pVTZ
ABC
0.59178 0.25185 0.18936

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/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 1.380 -0.514
C3 0.000 -1.380 -0.514
H4 0.000 2.298 0.068
H5 0.000 -2.298 0.068
H6 0.891 1.356 -1.139
H7 -0.891 1.356 -1.139
H8 -0.891 -1.356 -1.139
H9 0.891 -1.356 -1.139

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.81301.81302.37322.37322.42382.42382.42382.4238
C21.81302.75941.08703.72311.08811.08812.94392.9439
C31.81302.75943.72311.08702.94392.94391.08811.0881
H42.37321.08703.72314.59531.77101.77103.94943.9494
H52.37323.72311.08704.59533.94943.94941.77101.7710
H62.42381.08812.94391.77103.94941.78143.24452.7117
H72.42381.08812.94391.77103.94941.78142.71173.2445
H82.42382.94391.08813.94941.77103.24452.71171.7814
H92.42382.94391.08813.94941.77102.71173.24451.7814

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 107.169 S1 C2 H6 110.836
S1 C2 H7 110.836 S1 C3 H5 107.169
S1 C3 H8 110.836 S1 C3 H9 110.836
C2 S1 C3 99.103 H4 C2 H6 109.022
H4 C2 H7 109.022 H5 C3 H8 109.022
H5 C3 H9 109.022 H6 C2 H7 109.883
H8 C3 H9 109.883
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.041      
2 C -0.715      
3 C -0.715      
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 -1.618 1.618
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.022 0.000 0.000
y 0.000 -24.472 0.000
z 0.000 0.000 -28.794
Traceless
 xyz
x -2.389 0.000 0.000
y 0.000 4.436 0.000
z 0.000 0.000 -2.047
Polar
3z2-r2-4.094
x2-y2-4.550
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.291 0.000 0.000
y 0.000 8.512 0.000
z 0.000 0.000 7.268


<r2> (average value of r2) Å2
<r2> 76.438
(<r2>)1/2 8.743