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All results from a given calculation for CH3S (thiomethoxy)

using model chemistry: B3LYP/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 2A'
Energy calculated at B3LYP/6-31G*
 hartrees
Energy at 0K-438.059724
Energy at 298.15K-438.062546
Nuclear repulsion energy48.123596
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/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A 3144 3019 6.37      
2 A 3112 2988 16.72      
3 A 3037 2916 5.59      
4 A 1503 1443 16.25      
5 A 1458 1400 8.49      
6 A 1372 1317 4.90      
7 A 937 900 16.01      
8 A 887 851 2.25      
9 A 714 686 0.69      

Unscaled Zero Point Vibrational Energy (zpe) 8081.2 cm-1
Scaled (by 0.9603) Zero Point Vibrational Energy (zpe) 7760.4 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/6-31G*
ABC
5.27253 0.43965 0.43892

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.115 0.000 -0.008
S2 -0.698 0.000 -0.002
H3 1.438 -0.000 1.042
H4 1.516 -0.899 -0.484
H5 1.516 0.900 -0.483

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5
C11.81251.09891.09371.0937
S21.81252.37712.43772.4377
H31.09892.37711.77281.7729
H41.09372.43771.77281.7989
H51.09372.43771.77291.7989

picture of thiomethoxy state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S2 C1 H3 106.901 S2 C1 H4 111.628
S2 C1 H5 111.630 H3 C1 H4 107.909
H3 C1 H5 107.911 H4 C1 H5 110.647
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.599 0.047 -0.140 -0.085
2 S 0.009 -0.175 -0.036 -0.158
3 H 0.201 0.063 0.068 0.100
4 H 0.195 0.032 0.054 0.072
5 H 0.195 0.032 0.054 0.072


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.793 -0.000 0.087 1.795
CHELPG 1.750 -0.000 0.167 1.758
AIM 0.460 0.000 -0.002 0.460
ESP 1.809 -0.000 0.173 1.817


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.326 -0.000 0.164
y -0.000 -21.522 -0.000
z 0.164 -0.000 -18.933
Traceless
 xyz
x 0.902 -0.000 0.164
y -0.000 -2.393 -0.000
z 0.164 -0.000 1.491
Polar
3z2-r22.982
x2-y22.197
xy-0.000
xz0.164
yz-0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.883 0.004 0.011
y 0.004 2.884 -0.001
z 0.011 -0.001 2.840


<r2> (average value of r2) Å2
<r2> 37.528
(<r2>)1/2 6.126