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: LSDA/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 2A'
Energy calculated at LSDA/STO-3G
 hartrees
Energy at 0K-431.855749
Energy at 298.15K-431.858449
Nuclear repulsion energy48.398536
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 LSDA/STO-3G
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 3395 3040 1.49      
2 A 3392 3038 5.34      
3 A 3232 2894 0.76      
4 A 1644 1472 11.26      
5 A 1602 1434 14.50      
6 A 1488 1333 2.80      
7 A 960 860 3.18      
8 A 859 769 2.43      
9 A 637 571 62.40      

Unscaled Zero Point Vibrational Energy (zpe) 8604.3 cm-1
Scaled (by 0.8955) Zero Point Vibrational Energy (zpe) 7705.1 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 LSDA/STO-3G
ABC
5.28953 0.44673 0.44630

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/STO-3G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.096 0.000 -0.006
S2 -0.693 0.000 -0.002
H3 1.449 -0.000 1.042
H4 1.529 -0.894 -0.488
H5 1.529 0.894 -0.488

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5
C11.78871.10541.10461.1046
S21.78872.38212.44392.4439
H31.10542.38211.77411.7741
H41.10462.44391.77411.7886
H51.10462.44391.77411.7886

picture of thiomethoxy state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S2 C1 H3 108.476 S2 C1 H4 113.141
S2 C1 H5 113.143 H3 C1 H4 106.794
H3 C1 H5 106.795 H4 C1 H5 108.116
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.373      
2 S 0.073      
3 H 0.107      
4 H 0.097      
5 H 0.097      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.852 -0.000 0.098 0.857
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.385 -0.000 0.137
y -0.000 -18.204 -0.000
z 0.137 -0.000 -16.403
Traceless
 xyz
x -0.081 -0.000 0.137
y -0.000 -1.311 -0.000
z 0.137 -0.000 1.392
Polar
3z2-r22.784
x2-y20.819
xy-0.000
xz0.137
yz-0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.437 0.000 0.007
y 0.000 1.032 0.000
z 0.007 0.000 1.342


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000