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All results from a given calculation for CH3ONO (Methyl nitrite)

using model chemistry: PM3

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
Energy calculated at PM3
 hartrees
Energy at 0K 
Energy at 298.15K-0.010161
HF Energy-0.010161
Nuclear repulsion energy92.623579
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 PM3
Rotational Constants (cm-1) from geometry optimized at PM3
ABC
0.73495 0.23572 0.18482

See section I.F.4 to change rotational constant units
Geometric Data calculated at PM3

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.343 0.382 0.000
O2 0.000 0.840 0.000
H3 1.894 1.327 0.000
H4 1.590 -0.199 0.896
H5 1.590 -0.199 -0.896
N6 -1.030 -0.058 0.000
O7 -0.741 -1.192 0.000

Atom - Atom Distances (Å)
  C1 O2 H3 H4 H5 N6 O7
C11.41921.09321.09621.09622.41412.6117
O21.41921.95582.09962.09961.36662.1621
H31.09321.95581.79541.79543.23573.6447
H41.09622.09961.79541.79262.77222.6868
H51.09622.09961.79541.79262.77222.6868
N62.41411.36663.23572.77222.77221.1696
O72.61172.16213.64472.68682.68681.1696

picture of Methyl nitrite state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O2 N6 120.118 O2 C1 H3 101.445
O2 C1 H4 112.542 O2 C1 H5 112.542
O2 N6 O7 116.756 H3 C1 H4 110.176
H3 C1 H5 110.176 H4 C1 H5 109.699
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability