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

using model chemistry: B1B95/daug-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 B1B95/daug-cc-pVTZ
 hartrees
Energy at 0K-478.052004
Energy at 298.15K 
HF Energy-478.052004
Nuclear repulsion energy111.374817
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 B1B95/daug-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 3159 3159 10.28 95.85 0.65 0.79
2 A1 3054 3054 33.51 360.63 0.00 0.00
3 A1 1484 1484 0.76 7.95 0.75 0.86
4 A1 1359 1359 0.28 0.67 0.23 0.37
5 A1 1050 1050 10.10 0.25 0.20 0.33
6 A1 716 716 2.76 17.82 0.08 0.15
7 A1 255 255 0.05 3.28 0.64 0.78
8 A2 3139 3139 0.00 21.96 0.75 0.86
9 A2 1461 1461 0.00 10.97 0.75 0.86
10 A2 951 951 0.00 0.15 0.75 0.86
11 A2 186 186 0.00 0.11 0.75 0.86
12 B1 3130 3130 24.47 133.63 0.75 0.86
13 B1 1470 1470 14.67 0.04 0.75 0.86
14 B1 987 987 4.30 0.02 0.75 0.86
15 B1 179 179 0.91 0.06 0.75 0.86
16 B2 3160 3160 2.32 50.59 0.75 0.86
17 B2 3058 3058 28.14 6.17 0.75 0.86
18 B2 1477 1477 15.93 0.18 0.75 0.86
19 B2 1336 1336 3.68 0.22 0.75 0.86
20 B2 909 909 0.36 0.23 0.75 0.86
21 B2 769 769 0.02 6.63 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 16642.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 16642.7 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 B1B95/daug-cc-pVTZ
ABC
0.60050 0.25472 0.19184

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/daug-cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.656
C2 0.000 1.371 -0.509
C3 0.000 -1.371 -0.509
H4 0.000 2.287 0.073
H5 0.000 -2.287 0.073
H6 0.890 1.351 -1.134
H7 -0.890 1.351 -1.134
H8 -0.890 -1.351 -1.134
H9 0.890 -1.351 -1.134

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.79911.79912.36042.36042.41292.41292.41292.4129
C21.79912.74121.08593.70391.08721.08722.93082.9308
C31.79912.74123.70391.08592.93082.93081.08721.0872
H42.36041.08593.70394.57451.76761.76763.93523.9352
H52.36043.70391.08594.57453.93523.93521.76761.7676
H62.41291.08722.93081.76763.93521.77903.23532.7023
H72.41291.08722.93081.76763.93521.77902.70233.2353
H82.41292.93081.08723.93521.76763.23532.70231.7790
H92.41292.93081.08723.93521.76762.70233.23531.7790

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 107.202 S1 C2 H6 111.016
S1 C2 H7 111.016 S1 C3 H5 107.202
S1 C3 H8 111.016 S1 C3 H9 111.016
C2 S1 C3 99.252 H4 C2 H6 108.861
H4 C2 H7 108.861 H5 C3 H8 108.861
H5 C3 H9 108.861 H6 C2 H7 109.803
H8 C3 H9 109.803
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.237      
2 C -1.297      
3 C -1.297      
4 H 0.485      
5 H 0.485      
6 H 0.465      
7 H 0.465      
8 H 0.465      
9 H 0.465      


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 -1.603 1.603
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.581 0.000 0.000
y 0.000 -24.080 0.000
z 0.000 0.000 -28.394
Traceless
 xyz
x -2.344 0.000 0.000
y 0.000 4.408 0.000
z 0.000 0.000 -2.064
Polar
3z2-r2-4.128
x2-y2-4.501
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.275 0.000 0.000
y 0.000 8.467 0.000
z 0.000 0.000 7.220


<r2> (average value of r2) Å2
<r2> 75.505
(<r2>)1/2 8.689