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All results from a given calculation for CH3S (thiomethoxy)

using model chemistry: B3PW91/cc-pVDZ

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/cc-pVDZ
 hartrees
Energy at 0K-438.013630
Energy at 298.15K-438.016437
Nuclear repulsion energy48.311523
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/cc-pVDZ
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 3034 3.51      
2 A 3113 3004 11.75      
3 A 3023 2917 7.18      
4 A 1439 1389 15.08      
5 A 1387 1339 9.36      
6 A 1300 1254 3.55      
7 A 891 860 15.83      
8 A 848 818 1.81      
9 A 730 704 1.10      

Unscaled Zero Point Vibrational Energy (zpe) 7937.4 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 7659.5 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 B3PW91/cc-pVDZ
ABC
5.20959 0.44532 0.44442

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.106 0.000 -0.009
S2 -0.693 0.000 -0.002
H3 1.421 -0.000 1.051
H4 1.514 -0.906 -0.481
H5 1.514 0.906 -0.481

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5
C11.79901.10531.10041.1004
S21.79902.36152.43332.4333
H31.10532.36151.78221.7822
H41.10042.43331.78221.8129
H51.10042.43331.78221.8129

picture of thiomethoxy state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S2 C1 H3 106.336 S2 C1 H4 111.854
S2 C1 H5 111.854 H3 C1 H4 107.797
H3 C1 H5 107.797 H4 C1 H5 110.927
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.209      
2 S -0.074      
3 H 0.100      
4 H 0.092      
5 H 0.092      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.674 0.000 0.094 1.677
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.236 0.000 0.166
y 0.000 -21.255 -0.000
z 0.166 -0.000 -18.815
Traceless
 xyz
x 0.799 0.000 0.166
y 0.000 -2.229 -0.000
z 0.166 -0.000 1.430
Polar
3z2-r22.861
x2-y22.019
xy0.000
xz0.166
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> 37.184
(<r2>)1/2 6.098