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All results from a given calculation for NaOCH3 (Sodium methoxide)

using model chemistry: QCISD/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at QCISD/6-311G*
 hartrees
Energy at 0K-276.701833
Energy at 298.15K-276.705567
HF Energy-276.337111
Nuclear repulsion energy72.846380
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 QCISD/6-311G*
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 2866 2744 322.20      
2 A1 1528 1463 123.01      
3 A1 1220 1168 292.99      
4 A1 483 462 32.94      
5 E 2881 2758 186.50      
5 E 2881 2758 186.50      
6 E 1525 1460 2.06      
6 E 1525 1460 2.06      
7 E 1201 1150 1.15      
7 E 1201 1150 1.15      
8 E 112 107 35.56      
8 E 112 107 35.56      

Unscaled Zero Point Vibrational Energy (zpe) 8767.7 cm-1
Scaled (by 0.9574) Zero Point Vibrational Energy (zpe) 8394.2 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 QCISD/6-311G*
ABC
5.32773 0.15022 0.15022

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-311G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Na1 0.000 0.000 1.675
O2 0.000 0.000 -0.280
C3 0.000 0.000 -1.653
H4 0.000 1.023 -2.090
H5 0.886 -0.511 -2.090
H6 -0.886 -0.511 -2.090

Atom - Atom Distances (Å)
  Na1 O2 C3 H4 H5 H6
Na11.95533.32853.90223.90223.9022
O21.95531.37322.07952.07952.0795
C33.32851.37321.11251.11251.1125
H43.90222.07951.11251.77191.7719
H53.90222.07951.11251.77191.7719
H63.90222.07951.11251.77191.7719

picture of Sodium methoxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Na1 O2 C3 180.000 O2 C3 H4 113.143
O2 C3 H5 113.142 O2 C3 H6 113.142
H4 C3 H5 105.563 H4 C3 H6 105.563
H5 C3 H6 105.563
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability