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

using model chemistry: CISD/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at CISD/3-21G*
 hartrees
Energy at 0K-168.165772
Energy at 298.15K-168.170121
HF Energy-167.848932
Nuclear repulsion energy71.914035
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/3-21G*
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 3352 3132 6.31      
2 A 3300 3083 16.24      
3 A 3195 2986 9.80      
4 A 1625 1519 1.07      
5 A 1391 1300 27.45      
6 A 1257 1175 28.15      
7 A 1226 1146 2.02      
8 A 1158 1082 7.23      
9 A 1086 1015 11.84      
10 A 993 928 19.74      
11 A 781 730 11.48      
12 A 770 720 0.59      

Unscaled Zero Point Vibrational Energy (zpe) 10067.2 cm-1
Scaled (by 0.9344) Zero Point Vibrational Energy (zpe) 9406.8 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/3-21G*
ABC
0.81655 0.75473 0.44561

See section I.F.4 to change rotational constant units
Geometric Data calculated at CISD/3-21G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.719 -0.354 0.019
N2 -0.755 -0.482 -0.158
O3 -0.039 0.913 0.014
H4 1.167 -0.627 0.966
H5 1.298 -0.564 -0.867
H6 -1.177 -0.617 0.776

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.49011.47631.08291.07942.0577
N21.49011.57752.23172.17441.0329
O31.47631.57752.17522.17862.0534
H41.08292.23172.17521.83912.3514
H51.07942.17442.17861.83912.9710
H62.05771.03292.05342.35142.9710

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 57.449 C1 N2 H6 107.910
C1 O3 N2 58.301 N2 C1 O3 64.250
N2 C1 H4 119.454 N2 C1 H5 114.665
O3 C1 H4 115.553 O3 C1 H5 116.090
O3 N2 H6 101.703 H4 C1 H5 116.534
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability