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All results from a given calculation for CH3S (thiomethoxy)

using model chemistry: mPW1PW91/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 2A'
Energy calculated at mPW1PW91/6-31G*
 hartrees
Energy at 0K-438.049239
Energy at 298.15K-438.052046
Nuclear repulsion energy48.444920
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 mPW1PW91/6-31G*
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 3175 3011 2.92      
2 A 3147 2985 13.34      
3 A 3065 2907 6.04      
4 A 1506 1429 17.21      
5 A 1439 1364 11.72      
6 A 1380 1309 4.54      
7 A 895 849 2.89      
8 A 826 784 33.49      
9 A 745 706 0.94      

Unscaled Zero Point Vibrational Energy (zpe) 8089.5 cm-1
Scaled (by 0.9483) Zero Point Vibrational Energy (zpe) 7671.3 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 mPW1PW91/6-31G*
ABC
5.29717 0.44663 0.44585

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.105 0.000 -0.008
S2 0.692 0.000 -0.002
H3 -1.428 -0.000 1.040
H4 -1.509 0.898 -0.481
H5 -1.509 -0.898 -0.481

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5
C11.79661.09721.09221.0922
S21.79662.36242.42462.4246
H31.09722.36241.76831.7683
H41.09222.42461.76831.7955
H51.09222.42461.76831.7955

picture of thiomethoxy state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S2 C1 H3 106.951 S2 C1 H4 111.810
S2 C1 H5 111.809 H3 C1 H4 107.738
H3 C1 H5 107.738 H4 C1 H5 110.557
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.690      
2 S 0.024      
3 H 0.226      
4 H 0.220      
5 H 0.220      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.820 0.000 0.094 1.822
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.258 0.000 -0.171
y 0.000 -21.436 0.000
z -0.171 0.000 -18.853
Traceless
 xyz
x 0.886 0.000 -0.171
y 0.000 -2.381 0.000
z -0.171 0.000 1.495
Polar
3z2-r22.989
x2-y22.178
xy0.000
xz-0.171
yz0.000


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> 37.130
(<r2>)1/2 6.093