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

using model chemistry: CCSD(T)/aug-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 CCSD(T)/aug-cc-pVDZ
 hartrees
Energy at 0K-47.226646
Energy at 298.15K-47.228957
HF Energy-47.023019
Nuclear repulsion energy15.962354
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(T)/aug-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 2941 2830        
2 A1 1084 1044        
3 A1 594 571        
4 E 3015 2901        
4 E 3014 2901        
5 E 1422 1369        
5 E 1422 1368        
6 E 418 403        
6 E 418 403        

Unscaled Zero Point Vibrational Energy (zpe) 7164.0 cm-1
Scaled (by 0.9625) Zero Point Vibrational Energy (zpe) 6895.3 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 CCSD(T)/aug-cc-pVDZ
ABC
5.28932 0.72666 0.72666

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)/aug-cc-pVDZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Li1 0.000 0.000 -1.620
C2 0.000 0.000 0.396
H3 0.000 1.027 0.828
H4 -0.889 -0.513 0.828
H5 0.889 -0.513 0.828

Atom - Atom Distances (Å)
  Li1 C2 H3 H4 H5
Li12.01622.65482.65482.6548
C22.01621.11391.11391.1139
H32.65481.11391.77831.7783
H42.65481.11391.77831.7783
H52.65481.11391.77831.7783

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 112.820 Li1 C2 H4 112.820
Li1 C2 H5 112.820 H3 C2 H4 105.924
H3 C2 H5 105.924 H4 C2 H5 105.924
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability