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All results from a given calculation for CH3S (thiomethoxy)

using model chemistry: B3PW91/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 2A'
Energy calculated at B3PW91/6-31G*
 hartrees
Energy at 0K-437.993683
Energy at 298.15K-437.996497
Nuclear repulsion energy48.352266
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 B3PW91/6-31G*
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 3153 3016 3.68      
2 A 3125 2990 14.20      
3 A 3044 2913 5.82      
4 A 1497 1433 17.43      
5 A 1437 1375 10.90      
6 A 1370 1311 4.59      
7 A 888 850 2.90      
8 A 874 836 26.51      
9 A 735 703 0.98      

Unscaled Zero Point Vibrational Energy (zpe) 8062.0 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 7712.9 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 B3PW91/6-31G*
ABC
5.27947 0.44488 0.44408

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.107 0.000 -0.008
S2 -0.693 0.000 -0.002
H3 1.431 -0.000 1.042
H4 1.512 -0.899 -0.482
H5 1.512 0.899 -0.482

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5
C11.80021.09911.09401.0940
S21.80022.36692.42922.4292
H31.09912.36691.77111.7711
H41.09402.42921.77111.7988
H51.09402.42921.77111.7988

picture of thiomethoxy state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S2 C1 H3 106.945 S2 C1 H4 111.809
S2 C1 H5 111.809 H3 C1 H4 107.723
H3 C1 H5 107.723 H4 C1 H5 110.592
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.679     -0.119
2 S 0.021     -0.156
3 H 0.224     0.111
4 H 0.217     0.082
5 H 0.217     0.082


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.825 0.000 0.096 1.828
CHELPG        
AIM        
ESP 1.840 0.000 0.182 1.849


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.232 0.000 0.174
y 0.000 -21.432 -0.000
z 0.174 -0.000 -18.858
Traceless
 xyz
x 0.912 0.000 0.174
y 0.000 -2.387 -0.000
z 0.174 -0.000 1.474
Polar
3z2-r22.949
x2-y22.199
xy0.000
xz0.174
yz-0.000


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


<r2> (average value of r2) Å2
<r2> 37.220
(<r2>)1/2 6.101