return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CH3S (thiomethoxy)

using model chemistry: PBEPBE/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 2A'
Energy calculated at PBEPBE/Def2TZVPP
 hartrees
Energy at 0K-437.854049
Energy at 298.15K-437.856686
HF Energy-437.854049
Nuclear repulsion energy48.461337
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 PBEPBE/Def2TZVPP
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 3040 3003 1.83      
2 A 3012 2975 17.26      
3 A 2939 2904 3.31      
4 A 1414 1397 15.98      
5 A 1301 1285 10.18      
6 A 1272 1256 3.29      
7 A 823 813 1.49      
8 A 714 705 1.46      
9 A 554 547 49.60      

Unscaled Zero Point Vibrational Energy (zpe) 7534.1 cm-1
Scaled (by 0.9879) Zero Point Vibrational Energy (zpe) 7442.9 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 PBEPBE/Def2TZVPP
ABC
5.23716 0.44837 0.44732

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/Def2TZVPP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.107 0.000 -0.008
S2 -0.692 0.000 -0.002
H3 1.425 0.000 1.046
H4 1.505 -0.905 -0.484
H5 1.505 0.904 -0.484

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5
C11.79961.10121.09691.0969
S21.79962.36242.42462.4250
H31.10122.36241.77951.7794
H41.09692.42461.77951.8094
H51.09692.42501.77941.8094

picture of thiomethoxy state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S2 C1 H3 106.560 S2 C1 H4 111.346
S2 C1 H5 111.377 H3 C1 H4 108.101
H3 C1 H5 108.100 H4 C1 H5 111.138
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.248      
2 S -0.122      
3 H 0.125      
4 H 0.123      
5 H 0.123      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.727 -0.000 0.095 1.730
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.441 -0.000 0.182
y -0.000 -21.591 0.000
z 0.182 0.000 -19.204
Traceless
 xyz
x 0.957 -0.000 0.182
y -0.000 -2.269 0.000
z 0.182 0.000 1.312
Polar
3z2-r22.623
x2-y22.151
xy-0.000
xz0.182
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.005 0.000 0.023
y 0.000 3.911 0.000
z 0.023 0.000 3.663


<r2> (average value of r2) Å2
<r2> 37.225
(<r2>)1/2 6.101