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All results from a given calculation for CH3MgBr (Methyl Magnesium Bromide)

using model chemistry: CISD/daug-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/daug-cc-pVDZ
 hartrees
Energy at 0K-2812.014898
Energy at 298.15K 
HF Energy-2811.694331
Nuclear repulsion energy164.610406
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/daug-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 3067 3067 28.94      
2 A1 1183 1183 0.62      
3 A1 611 611 85.91      
4 A1 300 300 14.77      
5 E 3151 3151 20.07      
5 E 3151 3151 20.07      
6 E 1468 1468 0.17      
6 E 1468 1468 0.17      
7 E 577 577 74.39      
7 E 577 577 74.39      
8 E 107 107 32.21      
8 E 107 107 32.21      

Unscaled Zero Point Vibrational Energy (zpe) 7883.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7883.2 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/daug-cc-pVDZ
ABC
5.32024 0.05362 0.05362

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -3.217
Mg2 0.000 0.000 -1.124
Br3 0.000 0.000 1.247
H4 0.000 1.024 -3.623
H5 0.887 -0.512 -3.623
H6 -0.887 -0.512 -3.623

Atom - Atom Distances (Å)
  C1 Mg2 Br3 H4 H5 H6
C12.09314.46381.10141.10141.1014
Mg22.09312.37072.70082.70082.7008
Br34.46382.37074.97654.97654.9765
H41.10142.70084.97651.77311.7731
H51.10142.70084.97651.77311.7731
H61.10142.70084.97651.77311.7731

picture of Methyl Magnesium Bromide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 Mg2 Br3 180.000 Mg2 C1 H4 111.643
Mg2 C1 H5 111.643 Mg2 C1 H6 111.643
H4 C1 H5 107.214 H4 C1 H6 107.214
H5 C1 H6 107.214
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability