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

using model chemistry: B3LYP/aug-cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3LYP/aug-cc-pVQZ
 hartrees
Energy at 0K-478.094937
Energy at 298.15K 
HF Energy-478.094937
Nuclear repulsion energy110.542647
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 B3LYP/aug-cc-pVQZ
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 3121 3024 11.56 95.62 0.64 0.78
2 A1 3026 2932 34.93 360.09 0.00 0.00
3 A1 1488 1442 0.76 7.95 0.75 0.86
4 A1 1367 1324 0.62 0.71 0.17 0.30
5 A1 1052 1020 10.12 0.21 0.19 0.32
6 A1 684 662 2.46 19.05 0.08 0.16
7 A1 263 254 0.05 3.57 0.63 0.77
8 A2 3102 3005 0.00 23.63 0.75 0.86
9 A2 1465 1420 0.00 11.01 0.75 0.86
10 A2 954 925 0.00 0.17 0.75 0.86
11 A2 184 179 0.00 0.11 0.75 0.86
12 B1 3094 2997 26.67 138.49 0.75 0.86
13 B1 1474 1428 13.44 0.04 0.75 0.86
14 B1 989 958 4.34 0.04 0.75 0.86
15 B1 181 176 0.91 0.07 0.75 0.86
16 B2 3123 3025 2.84 53.25 0.75 0.86
17 B2 3029 2935 29.74 6.96 0.75 0.86
18 B2 1481 1435 15.86 0.25 0.75 0.86
19 B2 1344 1302 4.78 0.15 0.75 0.86
20 B2 914 885 0.25 0.19 0.75 0.86
21 B2 736 713 0.03 7.36 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 16534.1 cm-1
Scaled (by 0.9689) Zero Point Vibrational Energy (zpe) 16019.9 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 B3LYP/aug-cc-pVQZ
ABC
0.59755 0.24876 0.18819

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/aug-cc-pVQZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.658
C2 0.000 1.389 -0.511
C3 0.000 -1.389 -0.511
H4 0.000 2.302 0.080
H5 0.000 -2.302 0.080
H6 0.891 1.374 -1.137
H7 -0.891 1.374 -1.137
H8 -0.891 -1.374 -1.137
H9 0.891 -1.374 -1.137

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.81491.81492.37322.37322.42942.42942.42942.4294
C21.81492.77721.08763.73741.08891.08892.96942.9694
C31.81492.77723.73741.08762.96942.96941.08891.0889
H42.37321.08763.73744.60351.77051.77053.97313.9731
H52.37323.73741.08764.60353.97313.97311.77051.7705
H62.42941.08892.96941.77053.97311.78173.27512.7481
H72.42941.08892.96941.77053.97311.78172.74813.2751
H82.42942.96941.08893.97311.77053.27512.74811.7817
H92.42942.96941.08893.97311.77052.74813.27511.7817

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 107.020 S1 C2 H6 111.094
S1 C2 H7 111.094 S1 C3 H5 107.020
S1 C3 H8 111.094 S1 C3 H9 111.094
C2 S1 C3 99.836 H4 C2 H6 108.874
H4 C2 H7 108.874 H5 C3 H8 108.874
H5 C3 H9 108.874 H6 C2 H7 109.796
H8 C3 H9 109.796
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/aug-cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.279      
2 C -1.053      
3 C -1.053      
4 H 0.379      
5 H 0.379      
6 H 0.267      
7 H 0.267      
8 H 0.267      
9 H 0.267      


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 -1.593 1.593
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.944 0.000 0.000
y 0.000 -24.403 0.000
z 0.000 0.000 -28.720
Traceless
 xyz
x -2.383 0.000 0.000
y 0.000 4.429 0.000
z 0.000 0.000 -2.046
Polar
3z2-r2-4.093
x2-y2-4.541
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.404 0.000 0.000
y 0.000 8.659 0.000
z 0.000 0.000 7.365


<r2> (average value of r2) Å2
<r2> 76.782
(<r2>)1/2 8.763