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All results from a given calculation for CNOH3 (1,2-oxaziridine)

using model chemistry: MP2/CEP-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2/CEP-31G
 hartrees
Energy at 0K-32.704131
Energy at 298.15K-32.708379
HF Energy-32.391984
Nuclear repulsion energy39.992848
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 MP2/CEP-31G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A 3360 3247 14.17      
2 A 3273 3163 31.13      
3 A 3135 3029 40.49      
4 A 1536 1484 0.31      
5 A 1320 1276 15.86      
6 A 1217 1176 8.71      
7 A 1164 1125 14.57      
8 A 1100 1063 9.82      
9 A 1029 994 17.18      
10 A 943 911 21.81      
11 A 801 774 26.89      
12 A 628 606 0.11      

Unscaled Zero Point Vibrational Energy (zpe) 9752.8 cm-1
Scaled (by 0.9663) Zero Point Vibrational Energy (zpe) 9424.1 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 MP2/CEP-31G
ABC
0.80022 0.70801 0.42608

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-31G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.637 -0.496 0.021
N2 -0.851 -0.347 -0.158
O3 0.154 0.930 0.012
H4 1.042 -0.834 0.989
H5 1.177 -0.807 -0.883
H6 -1.312 -0.385 0.780

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.50691.50601.10201.09762.0949
N21.50691.63382.26582.20281.0456
O31.50601.63382.20292.20572.1133
H41.10202.26582.20291.87712.4046
H51.09762.20282.20571.87713.0231
H62.09491.04562.11332.40463.0231

picture of 1,2-oxaziridine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O3 57.135 C1 N2 H6 108.974
C1 O3 N2 57.186 N2 C1 O3 65.679
N2 C1 H4 119.773 N2 C1 H5 114.598
O3 C1 H4 114.389 O3 C1 H5 114.906
O3 N2 H6 101.878 H4 C1 H5 117.167
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability