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All results from a given calculation for CH3Li (methyl lithium)

using model chemistry: CISD/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at CISD/cc-pVDZ
 hartrees
Energy at 0K-47.199663
Energy at 298.15K-47.202021
HF Energy-47.020822
Nuclear repulsion energy16.015708
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 CISD/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 A1 3012 2777 86.02      
2 A1 1118 1031 15.79      
3 A1 616 568 27.07      
4 E 3085 2844 59.71      
4 E 3085 2844 59.71      
5 E 1464 1350 6.87      
5 E 1464 1350 6.87      
6 E 435 401 181.80      
6 E 435 401 181.80      

Unscaled Zero Point Vibrational Energy (zpe) 7357.1 cm-1
Scaled (by 0.9218) Zero Point Vibrational Energy (zpe) 6781.7 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 CISD/cc-pVDZ
ABC
5.32465 0.73185 0.73185

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Li1 0.000 0.000 -1.614
C2 0.000 0.000 0.394
H3 0.000 1.023 0.826
H4 -0.886 -0.512 0.826
H5 0.886 -0.512 0.826

Atom - Atom Distances (Å)
  Li1 C2 H3 H4 H5
Li12.00882.64582.64582.6458
C22.00881.11041.11041.1104
H32.64581.11041.77241.7724
H42.64581.11041.77241.7724
H52.64581.11041.77241.7724

picture of methyl lithium state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Li1 C2 H3 112.843 Li1 C2 H4 112.843
Li1 C2 H5 112.843 H3 C2 H4 105.899
H3 C2 H5 105.899 H4 C2 H5 105.899
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability