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All results from a given calculation for CH3S (thiomethoxy)

using model chemistry: CCSD/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 CCSD/6-31G*
 hartrees
Energy at 0K-437.362773
Energy at 298.15K-437.365486
Nuclear repulsion energy48.192740
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 CCSD/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 3170 2993 2.75      
2 A 3153 2977 13.13      
3 A 3073 2901 10.22      
4 A 1528 1443 12.52      
5 A 1453 1372 10.02      
6 A 1416 1337 4.59      
7 A 926 874 1.80      
8 A 744 703 0.40      
9 A 594 561 54.81      

Unscaled Zero Point Vibrational Energy (zpe) 8027.8 cm-1
Scaled (by 0.9443) Zero Point Vibrational Energy (zpe) 7580.6 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 CCSD/6-31G*
ABC
5.27342 0.44111 0.44051

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.113 0.000 -0.007
S2 -0.696 0.000 -0.002
H3 1.440 -0.001 1.041
H4 1.512 -0.898 -0.488
H5 1.512 0.898 -0.487

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5
C11.80921.09801.09361.0936
S21.80922.37722.43242.4325
H31.09802.37721.77421.7742
H41.09362.43241.77421.7956
H51.09362.43251.77421.7956

picture of thiomethoxy state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S2 C1 H3 107.164 S2 C1 H4 111.461
S2 C1 H5 111.464 H3 C1 H4 108.108
H3 C1 H5 108.111 H4 C1 H5 110.363
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability